Professional Engineering Firm — page 3 of 4
1,117 businesses with an active “Professional Engineering Firm” credential — administered by the Department of Consumer Protection. State file of October 1, 2026.
| Place | Business | Record | Credentials | Latest expiration |
|---|---|---|---|---|
| Syosset, NY | LIRO ENGINEERS INC | 420FE28641 | Professional Engineering Firm | Dec 19, 2026 |
| Miamisburg, OH | LJB INC. | 3097180340 | Professional Engineering Firm | Apr 13, 2027 |
| Bethpage, NY | LKB ENGINEERING PLLC | 1BAB01A392 | Professional Engineering Firm | Apr 27, 2027 |
| Houston, TX | LLOYD ENGINEERING INC | 8874333C22 | Professional Engineering Firm | Apr 13, 2027 |
| Huntington Beach, CA | LND TECHNICAL SERVICES CA INC | 0F8D9EED5F | Professional Engineering Firm | Mar 24, 2027 |
| Syosset, NY | LOCKWOOD KESSLER & BARTLETT INC | 619844C657 | Professional Engineering Firm | Nov 17, 2026 |
| Danbury, CT | LONG CONSULTING LLC | 446DC4E334 | Professional Engineering Firm | Oct 16, 2027 |
| New York, NY | LORING CONSULTING ENGINEERS INC | 309C3F3565 | Professional Engineering Firm | May 9, 2027 |
| Plainville, CT | LOUREIRO ENGINEERING ASSOCIATES INC | 79936CCBF0 | Landscape Architecture Firm + 4 more | Jul 31, 2027 |
| Meriden, CT | LUCHS CONSULTING ENGINEERS LLC | 9FC0E7D897 | Professional Engineering Firm | Mar 17, 2027 |
| American Fork, UT | LUX ENGINEERING, LLC | 806D4A65F1 | Professional Engineering Firm | Dec 14, 2026 |
| Raleigh, NC | LYSAGHT & ASSOCIATES PC | F4E38996A9 | Professional Engineering Firm | Sep 12, 2027 |
| New Hyde Park, NY | M & J ENGINEERING DPC PC | B51D3A617F | Professional Engineering Firm | Nov 19, 2026 |
| Westerville, OH | M CONSULTANTS LLC | DC774429D9 | Professional Engineering Firm | Feb 15, 2027 |
| Oakbrook Terrace, IL | M G N CONSULTING ENGINEERS INC | A49CB20B06 | Professional Engineering Firm | Jan 3, 2027 |
| Hamden, CT | M&J ENGINEERING INC | A497A141A7 | Professional Engineering Firm | Apr 20, 2027 |
| Spring Branch, TX | M&S ENGINEERING LLC | 3AD51F4224 | Professional Engineering Firm | Jul 18, 2027 |
| Lakewood, CO | M-E ENGINEERS INC | 42647D950F | Professional Engineering Firm | Jun 16, 2027 |
| Glastonbury, CT | M. B. LEE ENGINEERING LLC | 4064F48B62 | Professional Engineering Firm | Nov 18, 2027 |
| Ligonier, IN | M1 ENGINEERING PC | FA38E5CEFF | Professional Engineering Firm | May 19, 2027 |
| Hartford, CT | MACCHI ENGINEERS LLC | 3BE865FB44 | Professional Engineering Firm | Jun 8, 2027 |
| Jacksonville, FL | MAGNETAR SERVICES LLC | 004ED3C937 | Professional Engineering Firm | Sep 9, 2027 |
| Huntsville, AL | MAGNOLIA RIVER SERVICES INC | 3421DE1336 | Professional Engineering Firm | Aug 5, 2027 |
| Seattle, WA | MAGNUSSON KLEMENCIC ASSOCIATES INC | 5EBBC1C8CF | Professional Engineering Firm | Oct 20, 2027 |
| Blue Bell, PA | MAINSTAY ENGINEERING GROUP INC | 3E000DB9F6 | Professional Engineering Firm | Nov 28, 2026 |
| Nicholasville, KY | MARINE SOLUTIONS INC | 382E2BD778 | Professional Engineering Firm | Dec 17, 2026 |
| Mount Laurel, NJ | MARK MAGRANN ASSOCIATES INC | 7FADFC9133 | Professional Engineering Firm | Jan 3, 2027 |
| York, PA | MARTIN DESIGN SERVICES LLC | 98E457039C | Professional Engineering Firm | Jul 26, 2027 |
| Lakewood, CO | MARTIN/MARTIN INC | 2855C7882C | Professional Engineering Firm | Oct 7, 2027 |
| Denver, CO | MARX OKUBO ASSOCIATES LTD | E39B2E7A8E | Professional Engineering Firm | Oct 25, 2026 |
| Tyngsboro, MA | MASS CRANE & HOIST SERVICE INC | 2A0C1D5138 | Professional Engineering Firm | Apr 20, 2027 |
| Coral Gables, FL | MASTEC ENGINEERING INC | F381EA506A | Professional Engineering Firm | Oct 17, 2027 |
| Lansing, MI | MATRIX CONSULTING ENGINEERS, INC. | 14E0572BAD | Professional Engineering Firm | May 31, 2027 |
| Florham Park, NJ | MATRIX NEW WORLD ENGINEERING LAND SURVEYING AND LANDSCAPE ARCHITECTURE PC | E4EC66088F | Professional Engineering Firm | Apr 15, 2027 |
| Tulsa, OK | MATRIX PDM ENGINEERING INC | 892DA1AC48 | Professional Engineering Firm | Jan 24, 2027 |
| San Francisco, CA | MAZZETTI INC | 9D9725DE95 | Professional Engineering Firm | Nov 21, 2026 |
| Charlestown, RI | MCALLISTER MARINE ENGINEERING LLC | 2BF360545A | Professional Engineering Firm | Sep 2, 2027 |
| Clive, IA | MCCLURE ENGINEERING COMPANY | D53B654C29 | Professional Engineering Firm | Apr 21, 2027 |
| Ankeny, IA | MCCLURE ENGINEERING NY PC | BFD4C4A6E9 | Professional Engineering Firm | Sep 28, 2027 |
| Sterling, VA | MCCOMAS CIVIL DESIGN PLLC | 829FFBC500 | Professional Engineering Firm | Sep 9, 2027 |
| Stamford, CT | MCCORMACK & ASSOCIATES, LLC | D7310E1009 | Professional Engineering Firm | Apr 7, 2027 |
| Vienna, VA | MCDONOUGH BOLYARD PECK INC | E4B23A5E60 | Professional Engineering Firm | Jan 15, 2027 |
| Binghamton, NY | MCFARLAND-JOHNSON INC | E8905C3437 | Professional Engineering Firm | Apr 17, 2027 |
| Saint Louis, MO | MCGINNIS & ASSOCIATES CONSULTING ENGINEERS, INC. | BCDCD14241 | Professional Engineering Firm | Dec 17, 2026 |
| Woodcliff Lake, NJ | MCLAREN TECHNICAL SERVICES INC | B019F8A5F4 | Professional Engineering Firm | Aug 13, 2027 |
| Reston, VA | MCMULLAN & ASSOCIATES INC | 5503925D4D | Professional Engineering Firm | Jun 14, 2027 |
| Old Saybrook, CT | MCNARY BERGERON & JOHANNESEN LLC | 41B9B39938 | Professional Engineering Firm | Nov 18, 2026 |
| Gretna, NE | MCNEIL INDUSTRIAL, INC. | 3E74E689FA | Professional Engineering Firm | Sep 1, 2027 |
| Va Beach, VA | MCPHERSON DESIGN GROUP INC | 09850757E3 | Professional Engineering Firm | Aug 27, 2027 |
| Plymouth, MI | MECHANICAL ELECTRICAL ENGINEERING CONSULTANTS PC | 133A7CD5B7 | Professional Engineering Firm | Jun 13, 2027 |
| Portland, ME | MEGA ENGINEERING P A LLC | 2F2F4889EC | Professional Engineering Firm | Jun 16, 2027 |
| Hazlet, NJ | MENSAH CONSULTING ENGINEERING LLC | F69F36EFB3 | Professional Engineering Firm | Sep 29, 2027 |
| Minneapolis, MN | MERJENT, INC. | 6FCC71FA26 | Professional Engineering Firm | Feb 8, 2027 |
| Madison, AL | MESA ASSOCIATES INC | 2237739179 | Professional Engineering Firm | Apr 11, 2027 |
| Kennesaw, GA | METAL ENGINEERS LLC | A46C8A3574 | Professional Engineering Firm | Dec 21, 2026 |
| Springfield, MO | METTEMEYER ENGINEERING LLC | 53DE787D96 | Professional Engineering Firm | Apr 23, 2027 |
| Minneapolis, MN | MEYER BORGMAN & JOHNSON INC | C05FE85D87 | Professional Engineering Firm | Oct 8, 2027 |
| Grand Rapids, MI | MFD HOME CERTIFICATIONS US LLC | 3BE369166E | Professional Engineering Firm | Nov 21, 2026 |
| New York, NY | MG ENGINEERING CORP MG ENGINEERING DPC | C086A46F42 | Professional Engineering Firm | Dec 1, 2026 |
| Brownsville, WI | MI-TECH SERVICES, INC. | 14D7344B66 | Professional Engineering Firm | Dec 16, 2026 |
| Moon Township, PA | MICHAEL BAKER ENGINEERING INC | 250BE1D156 | Professional Engineering Firm | Jun 18, 2027 |
| Moon Township, PA | MICHAEL BAKER INTERNATIONAL INC | CEE1AF17DD | Land Surveyor Firm + 1 more | Jul 14, 2027 |
| Branford, CT | MICHAEL HORTON ASSOCIATES INC | 6F3D80EF19 | Professional Engineering Firm | Feb 17, 2027 |
| Chesterfield, MO | MICHAEL K SWIM, CONSULTING ENGINEER INC | 8832F03D42 | Professional Engineering Firm | Nov 19, 2026 |
| Minneapolis, MN | MICHAUD COLLEY ERICKSON AND ASSOCIATES LLC | 9E38BDA9B8 | Professional Engineering Firm | Feb 11, 2027 |
| Brownsville, WI | MICHELS CONSTRUCTION INC | B642AABD4F | Major Contractor + 1 more | Jun 30, 2027 |
| Hartford, CT | MICHIGAN COMMONWEALTH ASSOCIATES, INC. | 09AEFAFAAA | Professional Engineering Firm | Aug 12, 2027 |
| Hot Springs National Park, AR | MID-SOUTH ENGINEERING CO | 7A09794890 | Professional Engineering Firm | Jan 14, 2027 |
| Cleveland, OH | MIDDOUGH INC. | 7DE7BEE758 | Professional Engineering Firm | Apr 27, 2027 |
| Webster, MA | MIDPOINT ENGINEERING + CONSULTING LLC | 183AA87F1A | Professional Engineering Firm | Jan 12, 2027 |
| Nazareth, PA | MIDSTREAM ENGINEERS, INC. | 4613917650 | Professional Engineering Firm | Jun 15, 2027 |
| Chicago, IL | MILHOUSE ENGINEERING AND CONSTRUCTION INC | F378634329 | Professional Engineering Firm | Aug 7, 2027 |
| Warwick, RI | MILLSTONE CT LLC | A060901693 | Professional Engineering Firm | Apr 29, 2027 |
| Fenton, MO | MISSOURI CASE ENGINEERING INC | F857574B6E | Professional Engineering Firm | Oct 16, 2027 |
| Chesterfield, MO | MITEK INC | 5C475AA73A | Professional Engineering Firm | Jun 14, 2027 |
| Nashville, TN | MJM ARCHITECTS INC | 09F536ADAD | Architecture Firm + 1 more | Jul 31, 2027 |
| Walnut Creek, CA | MKA CONSULTING ENGINEERS PC | ABC3844852 | Professional Engineering Firm | Jan 12, 2027 |
| Glastonbury, CT | MO MON TAI, INC. DBA TERPCONSULTING | 7CE9B04230 | Professional Engineering Firm | Feb 10, 2027 |
| Mechanicsburg, PA | MODJESKI & MASTERS INC | 2F9951A43B | Professional Engineering Firm | Jul 14, 2027 |
| Long Beach, CA | MOFFATT & NICHOL INC | 1396401E3F | Professional Engineering Firm | Jan 18, 2027 |
| Tampa, FL | MOHSEN DESIGN GROUP INCORPORATED | 3E82245733 | Professional Engineering Firm | Feb 21, 2027 |
| Fairfield, CT | MONTANO STRUCTURAL ENGINEERING LLC | 8338620385 | Professional Engineering Firm | Mar 31, 2027 |
| Deep River, CT | MORRISSEY ENGINEERING LLC | 7FF16BAE31 | Professional Engineering Firm | Apr 13, 2027 |
| Iselin, NJ | MOTT MACDONALD NY INC | 31E8B79DA8 | Professional Engineering Firm | Jan 27, 2027 |
| Boston, MA | MOYER ENGINEERING PLLC | A2074E8618 | Professional Engineering Firm | Aug 18, 2027 |
| New York, NY | MP ENGINEERS P C | 7CC82379E1 | Professional Engineering Firm | Oct 20, 2027 |
| Bennington, VT | MSK ENGINEERS, INC | 03603243BF | Professional Engineering Firm | Apr 13, 2027 |
| Charlotte, NC | MSTRUCT ENGINEERING LLC | 3D58CBA28A | Professional Engineering Firm | Jun 16, 2027 |
| Tulsa, OK | MTS ENGINEERING PLLC MTS TELECOM, LLC. | B56F0FAF42 | Professional Engineering Firm | Apr 11, 2027 |
| Ambler, PA | MULHERN & KULP STRUCTURAL ENGINEERING INC | 7C90D8F08D | Professional Engineering Firm | Apr 24, 2027 |
| Saint Louis, MO | MURPHY COMPANY MECHANICAL CONTRACTORS AND ENGINEERS | DB410B7D6C | Professional Engineering Firm | Aug 13, 2027 |
| New York, NY | MURRAY ENGINEERING PC | E3403D8F9E | Professional Engineering Firm | Feb 8, 2027 |
| Indianapolis, IN | MUSSETT, NICHOLAS & ASSOCIATES, INC. | 4B1A47EF63 | Professional Engineering Firm | Oct 15, 2027 |
| Leola, PA | MYER HILL ENTERPRISES LLC MYER HILL CONSULTING | 3B76519828 | Professional Engineering Firm | Dec 4, 2026 |
| Milford, CT | MYS ENGINEERING GROUP, PLLC | EFEFB52EB0 | Professional Engineering Firm | Jan 6, 2027 |
| Northford, CT | NAFIS & YOUNG ENGINEERS INC | 8645C686EB | Professional Engineering Firm | Apr 12, 2027 |
| Glen Allen, VA | NALLAPANENI CONSULTANTS LLC | 83F3885FCC | Professional Engineering Firm | Sep 2, 2027 |
| Chester, CT | NATHAN L JACOBSON & ASSOCIATES INC | 835C3E2BE1 | Professional Engineering Firm | Jun 9, 2027 |
| Saint Louis, MO | NATIONAL MECHANICAL & DESIGN PA | 02DCFF108F | Professional Engineering Firm | Mar 15, 2027 |
| Houston, TX | NCI GROUP INC | A370557021 | Professional Engineering Firm | Jul 14, 2027 |
| Grand Rapids, MI | NEDERVELD INC | 3D2A09743D | Professional Engineering Firm | Jun 28, 2027 |
| Plano, TX | NELSON FORENSICS LLC | 7253261610 | Professional Engineering Firm | Oct 20, 2027 |
| San Francisco, CA | NELSON NYGAARD CONSULTING ASSOCIATES INC | 34090C5478 | Professional Engineering Firm | Jan 16, 2027 |
| Minneapolis, MN | NELSON-RUDIE & ASSOCIATES INC | 707A9F6865 | Professional Engineering Firm | Jul 15, 2027 |
| Littleton, MA | NEO VIRTUS ENGINEERING, INC. | CF209AD7A1 | Professional Engineering Firm | Feb 16, 2027 |
| North Chesterfield, VA | NEW RIDGE ENGINEERING PLLC | 90DD9580BD | Professional Engineering Firm | Mar 12, 2027 |
| New York, NY | NEW YORK ENGINEERS PC | 341180FF1E | Professional Engineering Firm | Jun 15, 2027 |
| Groton, CT | NIANTIC BAY ENGINEERING LLC | C56E0C19C8 | Professional Engineering Firm | Jun 12, 2027 |
| Boston, MA | NITSCH ENGINEERING INC | 22FB00B9BD | Professional Engineering Firm + 1 more | Jul 21, 2027 |
| Newtown, CT | NK ENGINEERS INC | 49E83EF50D | Professional Engineering Firm | Sep 11, 2027 |
| Concord, NH | NOBIS ENGINEERING INC | E26C736F91 | Professional Engineering Firm | Oct 8, 2027 |
| Missouri City, TX | NOBLE ENGINEERING SERVICES LLC | C48C805AB5 | Professional Engineering Firm | Apr 27, 2027 |
| Slidell, LA | NOLA ENGINEERING LLC | 4370470991 | Professional Engineering Firm | Feb 6, 2027 |
| Westborough, MA | NORESCO LLC | 7CB1E62378 | Major Contractor + 1 more | Jun 30, 2027 |
| Flemington, NJ | NORTH STAR DESIGN LLC | 277C8E49C0 | Professional Engineering Firm | Aug 14, 2027 |
| Monson, MA | NORTHEAST FIRE SYSTEMS LLC | 88A2859058 | Professional Engineering Firm | Apr 10, 2027 |
| Atlanta, GA | NOVA ENGINEERING AND ENVIRONMENTAL INC | 9A15A66FD2 | Professional Engineering Firm | Aug 14, 2027 |
| Nappanee, IN | NTA ENGINEERING PC | 66D642959B | Professional Engineering Firm | Jun 15, 2027 |
| San Antonio, TX | NUMERICAL ADVISORY SOLUTIONS ENGINEERING PC | 6E877EE5B1 | Professional Engineering Firm | Jan 9, 2027 |
| Saint Paul, MN | NV5 CONSULTANTS INC | A47917EADD | Professional Engineering Firm | Jun 12, 2027 |
| Andover, MA | NV5 PLANNING & DESIGN INC | 2A09FBD78D | Professional Engineering Firm | Jun 9, 2027 |
| Olney, MD | O'CONNELL & LAWRENCE INC | 57B4767332 | Professional Engineering Firm | Apr 21, 2027 |
| Philadelphia, PA | O'DONNELL & NACCARATO INC | 90496AC0F2 | Professional Engineering Firm | Feb 10, 2027 |
| Glastonbury, CT | OAK POINT ASSOCIATES INC | 56B7FA304D | Architecture Firm + 1 more | Jul 31, 2027 |
| Middletown, CT | OAKLEY ENGINEERING PLLC | 12C5AC29F0 | Professional Engineering Firm | Sep 1, 2027 |
| West Fargo, ND | OBERMILLER NELSON ENGINEERING, LLC | C872F43082 | Professional Engineering Firm | Jul 13, 2027 |
| Cheshire, CT | OCC GROUP INC | 2E1D373711 | Professional Engineering Firm | Dec 16, 2026 |
| Oxford, CT | OCTAGON SEVEN ENGINEERNG PLLC | 6BC0912A1D | Professional Engineering Firm | May 19, 2027 |
| Lincoln, NE | OLSSON INC | CB1F5B63D0 | Professional Engineering Firm | Oct 17, 2027 |
| Cold Spring, NY | ON AIR ENGINEERING LLC | FCFCBF175E | Professional Engineering Firm | Nov 27, 2026 |
| Atlanta, GA | ONEFOUR TWO STRUCTURAL P C | B3736AD10E | Professional Engineering Firm | Aug 14, 2027 |
| Powhatan, VA | ONEIL ENGINEERING SERVICES INC | A0A218F362 | Professional Engineering Firm | Jul 21, 2027 |
| North Little Rock, AR | ONTERRIS TREATMENT TECHNOLOGIES INC | 282E414789 | Professional Engineering Firm | Jan 12, 2027 |
| Pittsburgh, PA | ORBITAL ENGINEERING INC | CA977F0EC4 | Professional Engineering Firm | Apr 2, 2027 |
| Hackensack, NJ | ORLANDO & SAMY ASSOCIATES INC | 4FD54037F2 | Professional Engineering Firm | May 19, 2027 |
| Atlanta, GA | OSMOSE UTILITIES SERVICES, INC. | 201DB4F7C4 | Pesticide Application Business Registration + 2 more | Aug 31, 2027 |
| Springfield, MA | OTO CONNECTICUT LLC | E1E66EC721 | Professional Engineering Firm | Apr 20, 2027 |
| Bohemia, NY | PACIFICO ENGINEERING PC | 8F95CCDCD2 | Professional Engineering Firm | Nov 19, 2026 |
| Portland, OR | PAE CONSULTING ENGINEERS, INC. | 55BFDAA00C | Professional Engineering Firm | Oct 1, 2026 |
| New York, NY | PAKNIA ENGINEERING & ARCHITECTURE P C | 817768484F | Professional Engineering Firm | Feb 14, 2027 |
| Allentown, PA | PANY & LENTZ ENGINEERING COMPANY | D1158E71D2 | Professional Engineering Firm | Apr 10, 2027 |
| Lincoln, RI | PARE CORPORATION | A6B5EF282D | Professional Engineering Firm | Jul 22, 2027 |
| Nashville, TN | PARSONS ENGINEERING INC | 27BC46638A | Professional Engineering Firm | Jun 11, 2027 |
| Charlotte, NC | PARSONS ENGINEERING OF NEW YORK INC | 622F1F9AE5 | Professional Engineering Firm | Oct 7, 2027 |
| Charlotte, NC | PARSONS ENVIRONMENT & INFRASTRUCTURE GROUP INC | 54E10B823C | Professional Engineering Firm + 1 more | Jul 14, 2027 |
| Pasadena, CA | PARSONS GOVERNMENT SERVICES INC | C8A126D33F | Professional Engineering Firm | Jun 14, 2027 |
| Washington, DC | PARSONS TRANSPORTATION GROUP INC | 4B4C828086 | Professional Engineering Firm | May 9, 2027 |
| Torrance, CA | PARTNER ASSESSMENT CORPORATION | A6C6B09D86 | Professional Engineering Firm | Apr 29, 2027 |
| Lisle, IL | PATRICK ENGINEERING INC | 35BC8D8EDF | Professional Engineering Firm | Apr 14, 2027 |
| Columbus, OH | PAUL J FORD AND COMPANY | C25A871242 | Professional Engineering Firm | Nov 28, 2026 |
| Roseville, CA | PAUL ZACHER STRUCTURAL ENGINEERS INC | 8976A28184 | Professional Engineering Firm | Apr 11, 2027 |
| Point Pleasant Boro, NJ | PD STRUCTURAL ENGINEERING | 83741EF69B | Professional Engineering Firm | Feb 14, 2027 |
| Bloomfield, CT | PDS ENGINEERING AND CONSTRUCTION | 5A34E8A6EB | Major Contractor + 1 more | Jun 30, 2027 |
| Cincinnati, OH | PEAK THRILLS ENGINEERING INC. | BE68DD5C91 | Professional Engineering Firm | Mar 17, 2027 |
| Philadelphia, PA | PENNONI ASSOCIATES INC | EAA31FCC57 | Lead Consultant Contractor + 1 more | Jun 30, 2027 |
| Saint Louis, MO | PENTA ENGINEERING CORPORATION | 2934F61701 | Professional Engineering Firm | May 27, 2027 |
| Atlanta, GA | PES STRUCTURAL ENGINEERS INC | E0564A6B7A | Professional Engineering Firm | Feb 12, 2027 |
| Lakewood, CO | PHASED RIGHT INC | B8A8E96F3F | Professional Engineering Firm | Dec 7, 2026 |
| Woodstock, GA | PHOENIX ENGINEERING AND CONSULTING, INC. | 5930A8FA7C | Professional Engineering Firm | Apr 29, 2027 |
| Rochester, NY | PICTOMETRY INTERNATIONAL CORP | 23D12BCC86 | Professional Engineering Firm | Mar 23, 2027 |
| Milwaukee, WI | PIERCE ENGINEERS INC | F40EEC524A | Professional Engineering Firm | Jun 10, 2027 |
| Fort Mill, SC | PIKE ENGINEERING INC | DD1BFE366B | Professional Engineering Firm | Jun 14, 2027 |
| Mansfield, MA | PIKE TELECOM AND RENEWABLES CT INC | B36BF20EA9 | Major Contractor + 1 more | Jun 30, 2027 |
| Berkley, MI | PINCHIN NY, INC. | 58DE96A478 | Professional Engineering Firm | May 31, 2027 |
| Gilbert, AZ | PINNACLE CONSULTING INC | F75CC83C89 | Professional Engineering Firm | Oct 2, 2027 |
| Scottsdale, AZ | PK & PARTNERS STRUCTURAL ENGINEERS LLC | 93A58628CC | Professional Engineering Firm | Jul 16, 2027 |
| Boise, ID | PLAN NORTH PLLC | C3135A1D38 | Professional Engineering Firm | May 19, 2027 |
| Anaheim, CA | PLUMP ENGINEERING INC | 241AF6FCA7 | Professional Engineering Firm | Apr 24, 2027 |
| Moorestown, NJ | PMH ASSOCIATES INC | CA5FBCB0B4 | Professional Engineering Firm | Jun 8, 2027 |
| Anchorage, AK | PND ENGINEERS INC | 6630B7D395 | Professional Engineering Firm | Aug 18, 2027 |
| Moorestown, NJ | POLARIS CONSULTING ENGINEERS PC | B773B8C176 | Professional Engineering Firm | Nov 27, 2026 |
| Plano, TX | POLARIS FORENSICS INC | 8FC047CD53 | Professional Engineering Firm | Sep 8, 2027 |
| Ball Ground, GA | POLARWORX INC. | B3F07C4504 | Professional Engineering Firm | Dec 8, 2026 |
| Peachtree Corners, GA | POND & COMPANY INC | 7CAFC67C52 | Professional Engineering Firm | Feb 14, 2027 |
| Olathe, KS | POOLE FIRE PROTECTION INC | 7F5E232DEC | Professional Engineering Firm | Jun 14, 2027 |
| New York, NY | POWER CONTINUUM ENGINEERING, DPC | FD6BF0EC67 | Professional Engineering Firm | Jan 15, 2027 |
| Louisville, KY | POWER OF DESIGN GROUP NC PLLC | 9A35A695FA | Professional Engineering Firm | Oct 8, 2027 |
| Charlotte, NC | POWER RELAYING SOLUTIONS, PLLC | E26EF3E627 | Professional Engineering Firm | Jul 21, 2027 |
| Ambler, PA | PRECIS ENGINEERING INC | B6B4CC7625 | Professional Engineering Firm | Mar 4, 2027 |
| Tulsa, OK | PRECISION ENGINEERING GROUP LLC | 5580EEC43D | Professional Engineering Firm | Jul 14, 2027 |
| Tampa, FL | PREMA CONSULTING GROUP LLC | 2E0AF3F1DD | Professional Engineering Firm | Feb 10, 2027 |
| Parker, CO | PRESSURE SAFETY INSPECTORS LLC | 38928EF9F6 | Professional Engineering Firm | Dec 8, 2026 |
| Atlanta, GA | PRIME ABA ENGINEERING INC | E7FE3B504E | Professional Engineering Firm | Apr 13, 2027 |
| Baltimore, MD | PRIME AE GROUP INC | C319ED040F | Professional Engineering Firm | Apr 13, 2027 |
| Norton, MA | PRIME CONSULTING INC | 93DA0F29D7 | Professional Engineering Firm | Oct 9, 2027 |
| Trenton, NJ | PRINCETON HYDRO ENGINEERING PC | 613A437523 | Professional Engineering Firm | Apr 14, 2027 |
| Norcross, GA | PROFICIENT ENGINEERING LLC | B3214FFC64 | Professional Engineering Firm | Nov 2, 2026 |
| Augusta, ME | PROGRESS ENGINEERING LLC | 251704FB25 | Professional Engineering Firm | Nov 19, 2026 |
| E Hartford, CT | PROGRESSIVE ENGINEERING INC | D4B634E4F6 | Professional Engineering Firm | Feb 25, 2027 |
| Metairie, LA | PROJECT CONSULTING SERVICES | F981D994C5 | Professional Engineering Firm | Oct 20, 2027 |
| Hadley, MA | PROTERRA DESIGN GROUP LLC | 0C0DBB40D3 | Professional Engineering Firm | Jun 14, 2027 |
| Lancaster, PA | PROVIDENCE ENGINEERING CORPORATION | EB295366B8 | Professional Engineering Firm | Aug 16, 2027 |
| Plainfield, CT | PROVOST & ROVERO INC | 21DFCD5134 | Professional Engineering Firm | Apr 10, 2027 |
| Madison, WI | PSE COMPANIES S.C PC | 860ABC8C34 | Professional Engineering Firm | Dec 4, 2026 |
| Klamath Falls, OR | PSE CONSULTING ENGINEERS INC | 11A5B1E816 | Professional Engineering Firm | Dec 3, 2026 |
| Atlanta, GA | PT & C FORENSIC CONSULTING SERVICES PA CORP | 0B4207731E | Professional Engineering Firm | Jun 12, 2027 |
| Akron, OH | PTA ENGINEERING INC | C20135E778 | Professional Engineering Firm | Apr 16, 2027 |
| Oakland, NJ | PTS DATA CENTER SOLUTIONS INC | DE263F7F9E | Professional Engineering Firm + 1 more | Aug 19, 2027 |
| Pasadena, CA | PTSI MANAGED SERVICES INC | 2EAB2542AF | Professional Engineering Firm | Jan 14, 2027 |
| Glastonbury, CT | PUFFER ENGINEERING FIRM LLC | BD8EE28D0F | Professional Engineering Firm | Jun 15, 2027 |
| Hoboken, NJ | PURE POWER ENGINEERING INC | 8CFB6B59A8 | Professional Engineering Firm | Aug 15, 2027 |
| Sacramento, CA | PV AMPS INCORPORATED | 8E85FFB008 | Professional Engineering Firm | May 3, 2027 |
| Burley, ID | PV LETTERS LLC | DD8A23F7E1 | Professional Engineering Firm | Sep 7, 2027 |
| Nashua, NH | PVR ENGINEERING PLLC | 9F93A19BE5 | Professional Engineering Firm | Feb 15, 2027 |
| Houston, TX | QED GLOBAL SOLUTIONS, LLC | BA797F1628 | Professional Engineering Firm | Mar 3, 2027 |
| Windsor, CT | QGL CONSULTING ENGINEERS LLC | 93728B0102 | Professional Engineering Firm | Jan 12, 2027 |
| Houston, TX | QSI ENGINEERING INC | C4356A1810 | Professional Engineering Firm | Jun 28, 2027 |
| Lake Mary, FL | QUALUS ENGINEERING LLC | 2C18351930 | Professional Engineering Firm | Apr 20, 2027 |
| Sarasota, FL | QUANTUM CONSULTANCY LLC | C737F781C2 | Professional Engineering Firm | Jun 24, 2027 |
| Overland Park, KS | QUINN ENGINEERING, LLC | A4E006DAD9 | Professional Engineering Firm | Apr 21, 2027 |
| Boston, MA | R G VANDERWEIL ENGINEERS INC | 252656FAE9 | Professional Engineering Firm | May 9, 2027 |
| Plainville, MA | R J KENNEY ASSOCIATES INC | 926A4CF22F | Professional Engineering Firm | Jul 14, 2027 |
| Stoneham, MA | R J O'CONNELL & ASSOCIATES INC | EDD41A2201 | Professional Engineering Firm | Jun 22, 2027 |
| Westfield, MA | R LEVESQUE ASSOCIATES, INC. | DC14AAE9FA | Landscape Architecture Firm + 1 more | Jul 31, 2027 |
| Brookfield, WI | RA SMITH INC | C06875D58A | Professional Engineering Firm | Jul 17, 2027 |
| Stratford, CT | RACE COASTAL ENGINEERING INC | 1DC6DDDC05 | Professional Engineering Firm | Apr 14, 2027 |
| Des Moines, IA | RAKER RHODES ENGINEERING | 5BB0A6BB64 | Professional Engineering Firm | Jun 4, 2027 |
| Madison, WI | RAMAKER & ASSOCIATES INC | C95938AED3 | Professional Engineering Firm | May 4, 2027 |
| Syracuse, NY | RAMBOLL AMERICAS ENGINEERING SOLUTIONS INC. | 041793C160 | Professional Engineering Firm | Apr 12, 2027 |
| Montvale, NJ | RCM TECHNOLOGIES USA INC | E6F7052AA6 | Professional Engineering Firm | Aug 14, 2027 |
| Stamford, CT | RCR ENGINEERING GROUP PLLC | 992F85E8D3 | Professional Engineering Firm | Jan 19, 2027 |
| Seattle, WA | RDH BUILDING SCIENCE INC | 5E791806AC | Professional Engineering Firm | Oct 6, 2027 |
| Rocky Hill, CT | REAL VENTURES LLC | 5E3BA8C4A3 | Professional Engineering Firm | Apr 5, 2027 |
| Drums, PA | REESE TOWER SERVICES INC | CC5B453C3D | Professional Engineering Firm | Dec 1, 2026 |
| Wheat Ridge, CO | RENO JAMES LLC | 222013DBB6 | Professional Engineering Firm | Apr 27, 2027 |
| Woodstock, CT | RESILIENT FLOOD SOLUTIONS LLC | 4F34D25DBF | Professional Engineering Firm | Jan 2, 2027 |
| Buford, GA | RESTRUCT ENGINEERING LLC | 34B572C6F4 | Professional Engineering Firm | Feb 24, 2027 |
| Lancaster, PA | RETTEW ASSOCIATES INC | 1A80EEA2C0 | Professional Engineering Firm | Mar 20, 2027 |
| Milwaukee, WI | REYN ENGINEERING INC | 005243B5F1 | Professional Engineering Firm | Jun 22, 2027 |
| Cheshire, CT | RHS CONSULTING DESIGN LLC | A3BBF3DAF0 | Professional Engineering Firm | May 10, 2027 |
| Luxemburg, WI | RICE ENGINEERING INC | DE8D22DFAC | Professional Engineering Firm | Jul 15, 2027 |
| Temple Terrace, FL | RICHARD ADAMS ENGINEERS & CONSULTANTS PA | 3449966A09 | Professional Engineering Firm | Sep 21, 2027 |
| Cleveland, OH | RICHARD L BOWEN & ASSOCIATES INC | F51C5576BD | Professional Engineering Firm + 1 more | Oct 18, 2027 |
| Houston, TX | RIMKUS CONSULTING GROUP INC | 9ED0F884C0 | Professional Engineering Firm | Apr 14, 2027 |
| Hatfield, PA | RING CONSULTING GROUP PC | 66919CE364 | Professional Engineering Firm | Jul 17, 2027 |
| West Chester, PA | RISE ENGINEERING & DESIGN LLC | C64F564096 | Professional Engineering Firm | Feb 18, 2027 |
| Laconia, NH | RIST FROST SHUMWAY ENGINEERING P C | 2657FC4719 | Professional Engineering Firm | Nov 27, 2026 |
| South Portland, ME | RLC ENGINEERING LLC | FDF2994A86 | Professional Engineering Firm | Jan 24, 2027 |
| Baltimore, MD | RMF ENGINEERING INC P C | CCA1863A48 | Professional Engineering Firm | Feb 15, 2027 |
| Norman, OK | ROBERTSON-CECO II CORPORATION | D7E48F0A58 | Professional Engineering Firm | Jun 16, 2027 |
| Lancaster, PA | ROBSON FORENSIC INC | 8664CAAE2D | Professional Engineering Firm | Nov 30, 2026 |
| Houston, TX | ROGERS DESIMONE STRUCTURAL ENGINEERS LLC | 466D5AFCC2 | Professional Engineering Firm | Jun 13, 2027 |
| Nashville, TN | ROSS BRYAN ASSOCIATES INC | 11E44AC6C4 | Professional Engineering Firm | Oct 21, 2026 |
| Colorado Springs, CO | ROUNDTABLE ENGINEERING SOLUTIONS LLC | BE42A5A51B | Professional Engineering Firm | Aug 16, 2027 |
| Islandia, NY | ROUX ASSOCIATES INC | 0876EEB218 | Professional Engineering Firm | Jun 10, 2027 |
| Wyomissing, PA | RPA ASSOCIATES INC | 5BF666B4D6 | Professional Engineering Firm | Jan 18, 2027 |
| Melville, NY | RRT ENGINEERING LLC | 8B1B3694CF | Professional Engineering Firm | Jan 12, 2027 |
| Rapid City, SD | RSCT ENGINEERING, PLLC | F028A25D5E | Professional Engineering Firm | Oct 8, 2027 |
| Bingham Farms, MI | RUBY STRUCTURAL ENGINEERS INC | DA5ECD07CC | Professional Engineering Firm | Feb 9, 2027 |
| Valhalla, NY | RWE CLEAN ENERGY SOLUTIONS INC | D9A6B110DD | Major Contractor + 1 more | Jun 30, 2027 |
| Minneapolis, MN | RYAN A+E, INC. | E0A4ED08AA | Architecture Firm + 1 more | Jul 31, 2027 |
| Chicago, IL | S & C ELECTRIC COMPANY OF ILLINOIS INC | 7B03E77042 | Professional Engineering Firm | Jan 9, 2027 |
| Rutland, MA | S & C ENGINEERING LLC | E321EEAF4E | Professional Engineering Firm | Nov 9, 2026 |
| Chicago, IL | S & L ENGINEERS LTD | C8F11380E2 | Professional Engineering Firm | Mar 11, 2027 |
| Scottsdale, AZ | S E CONSULTANTS INC | DD172FC8AD | Professional Engineering Firm | Oct 12, 2027 |
| Greenwich, CT | S E MINOR & COMPANY (DELAWARE) INC | 620047D301 | Professional Engineering Firm + 1 more | Jan 12, 2027 |
| Hermon, ME | S W COLE ENGINEERING INC | BEB2BA1264 | Professional Engineering Firm | Nov 17, 2027 |
| Cherry Hill, NJ | S. T. HUDSON ENGINEERS INC | 70A51B9958 | Professional Engineering Firm | Apr 6, 2027 |
| Charlotte, NC | SABER ENGINEERING INC | CAF6509D86 | Professional Engineering Firm | Jul 17, 2027 |
| Houston, TX | SABER POWER ENGINEERING SERVICES II, LLC | 1702BCBC22 | Professional Engineering Firm | Jun 17, 2027 |
| Fenton, MO | SACHS ELECTRIC COMPANY | CD7425F420 | Professional Engineering Firm | Jun 12, 2027 |
| Sacramento, CA | SACRAMENTO ENGINEERING CONSULTANTS INC | B58F1843BC | Professional Engineering Firm | Jun 16, 2027 |
| Wallingford, CT | SALAMONE & ASSOCIATES | BBFA82DB3E | Professional Engineering Firm | Dec 11, 2026 |
| Bloomfield, CT | SALAS O'BRIEN ENGINEERS, P.C. | 4757686178 | Professional Engineering Firm | Oct 5, 2027 |
| Irvine, CA | SALAS O'BRIEN INC | 2987B1DF4F | Professional Engineering Firm | Aug 13, 2027 |
| Eau Claire, WI | SALAS O'BRIEN NORTH LLC | D747614C8F | Professional Engineering Firm | Jan 9, 2027 |
| New York, NY | SALAS O’BRIEN CONSULTING AND ENGINEERING GROUP OF NEW YORK INC | E0F7B75600 | Professional Engineering Firm | Nov 19, 2026 |
| Albuquerque, NM | SALMONS P.C. | E4A3797321 | Professional Engineering Firm | Jun 4, 2027 |
| Bedford, NH | SANBORN HEAD ASSOCIATES INC | 240584ACF1 | Professional Engineering Firm | Jul 12, 2027 |
| Moorhead, MN | SANDMAN & ASSOCIATES CONSULTING INC | 3B521C7292 | Professional Engineering Firm | Aug 16, 2027 |
| Burlington, CT | SAREN ENGINEERING INC | 910917CFDB | Professional Engineering Firm | Jan 21, 2027 |
| Cromwell, CT | SARGIS ASSOCIATES INC | 564F0CC791 | Land Surveyor Firm + 1 more | Sep 11, 2027 |
| Garden Ridge, TX | SCAFFOLD ENGINEERING INC | AC45EB038D | Professional Engineering Firm | Mar 18, 2027 |
| Franklin, TN | SCHELTON ENGINEERING, LLC | 7C85F949AF | Professional Engineering Firm | Jun 13, 2027 |
| Glen Allen, VA | SCHNABEL-LACHEL ENGINEERING P.C. | CE1DD4A455 | Professional Engineering Firm | Jun 14, 2027 |
| Omaha, NE | SCHNACKEL ENGINEERS INC | 56329B097A | Professional Engineering Firm | Jan 13, 2027 |
| Franklin, TN | SCHNEIDER ELECTRIC IT MISSION CRITICAL SERVICES INC | 7B8E766436 | Major Contractor + 1 more | Jun 30, 2027 |
| Franklin, TN | SCHNEIDER ELECTRIC POWER SERVICES INC | C01B3DF970 | Professional Engineering Firm | Jan 15, 2027 |
| Elkhorn, NE | SEAMAAN ENGINEERING SOLUTIONS HOLDINGS, LLC | DC517007B1 | Professional Engineering Firm | Aug 4, 2027 |
| Seattle, WA | SEATTLE STRUCTURAL PS INC | 86071A9447 | Professional Engineering Firm | Aug 15, 2027 |
| Atlanta, GA | SECRETARIAT ENGINEERING P.A. PROFESSIONAL CORPORATION | 6D82CA8FAD | Professional Engineering Firm | Jan 11, 2027 |
| Pullman, WA | SEL ENGINEERING SERVICES INC | D924F77D5C | Professional Engineering Firm | Nov 15, 2026 |
| Overland Park, KS | SELECTIVE SITE CONSULTANTS INC | BE85CFF1FB | Professional Engineering Firm | May 19, 2027 |
| Downers Grove, IL | SEVAN ENGINEERING PC | C2AF867386 | Professional Engineering Firm | Dec 3, 2026 |
| New York, NY | SEVERUD ASSOCIATES CONSULTING ENGINEERS P C | 5772888169 | Professional Engineering Firm | Feb 15, 2027 |
| Southington, CT | SG ENGINEERING LLC | 3F9AF48540 | Professional Engineering Firm | Oct 17, 2027 |
| Huntsville, AL | SGC POWER, INC. | CA49B4CE51 | Professional Engineering Firm | Feb 22, 2027 |
| Okemos, MI | SHACTEE ENGINEERING GREAT LAKES PLLC | 9B4C9618DD | Professional Engineering Firm | Dec 1, 2026 |
| Houston, TX | SHANGRILA VENTURES LLC | D5E9D2DBCD | Professional Engineering Firm | Jun 9, 2027 |
| Seattle, WA | SHANNON & WILSON INC | 25D3F5F3A7 | Professional Engineering Firm | Aug 13, 2027 |
| Irving, TX | SHERMCO INDUSTRIES, INC | C44BB2C5AF | Professional Engineering Firm | Feb 2, 2027 |
| Nottingham, MD | SHIPYARD ENGINEERING LLC | D5BFA44694 | Professional Engineering Firm | Jan 24, 2027 |
| Worthington, OH | SHIRK & O'DONOVAN CONSULTING ENGINEERS INC | EEBBCCFFB8 | Professional Engineering Firm | Aug 10, 2027 |
| Saint Paul, MN | SHORT ELLIOTT HENDRICKSON INCORPORATED | 7C4F416255 | Professional Engineering Firm | Feb 5, 2027 |
| New Albany, OH | SHREMSHOCK ENGINEERING INC | 9870E77207 | Professional Engineering Firm | Aug 8, 2027 |
| Mission Viejo, CA | SIDEPLATE SYSTEMS INC | 9259A9D196 | Professional Engineering Firm | Nov 22, 2026 |
| Storrs Mansfield, CT | SILVA ENGINEERING LLC | 7249994933 | Professional Engineering Firm | Jan 15, 2027 |
| Phoenix, AZ | SIMPLY STRUCTURAL INC. | 1ECE3C77B2 | Professional Engineering Firm | Feb 17, 2027 |
| Waltham, MA | SIMPSON GUMPERTZ & HEGER INC | B73D5120C0 | Professional Engineering Firm | Apr 13, 2027 |
| Pleasanton, CA | SIMPSON STRONG-TIE COMPANY INC | 991889B0F6 | Professional Engineering Firm | Nov 27, 2027 |
Alphabetical order — this site ranks no one. Businesses with at least one active credential in the Connecticut eLicensing file of October 1, 2026. How to read this.