Major Contractor — page 7 of 7

1,861 businesses with an active “Major Contractor” credential — administered by the Department of Consumer Protection. State file of October 1, 2026.

1 · 2 · 3 · 4 · 5 · 6 · 7

Place	Business	Record	Credentials	Latest expiration
Bridgeport, CT	WATERS CONSTRUCTION CO. INC	A93609636E	Major Contractor + 1 more	Jun 30, 2027
Braselton, GA	WATHCO LLC	27AE97A8DF	Major Contractor	Jun 30, 2027
Mystic, CT	WAVE CONSTRUCTION GROUP LLC	D11399A716	Major Contractor	Jun 30, 2027
Maryland Heights, MO	WAYNE CONTRACTING LLC	2129D98F22	Major Contractor	Jun 30, 2027
Bridgeport, CT	WC MCBRIDE ELECTRICAL CONTRACTORS LLC	B964668CA8	Major Contractor + 1 more	Jun 30, 2027
Dover, MA	WEATHER SHIELD INC.	DAC7413B2C	Major Contractor	Jun 30, 2027
Fleming Island, FL	WEATHERGUARD EXTERIORS INC	7B52D4429E	Major Contractor	Jun 30, 2027
Beachwood, OH	WEATHERPROOFING TECHNOLOGIES INC	554E5D37D8	Major Contractor + 1 more	Jun 30, 2027
Rozzano Milan Italy,	WEBUILD S P A INC	C6D8213E1A	Major Contractor	Jun 30, 2027
Greenville, SC	WEEKES CONSTRUCTION INC	26A74472F4	Major Contractor	Jun 30, 2027
Des Moines, IA	WEITZ COMPANY LLC (THE)	94297C9508	Major Contractor	Jun 30, 2027
Des Moines, IA	WEITZ SUPPLY CHAIN LLC	FBC258BA5B	Major Contractor	Jun 30, 2027
Greenwich, CT	WELLBUILT COMPANY INC WBCT INC	AFFB02B88B	Major Contractor	Jun 30, 2027
Southborough, MA	WELLEN CONSTRUCTION CO INC	FD06F76959	Major Contractor	Jun 30, 2027
Cos Cob, CT	WERNERT CONSTRUCTION MANAGEMENT LLC	1CC1BEFE31	Major Contractor + 1 more	Jun 30, 2027
New York, NY	WESBUILT CONSTRUCTION MANAGERS LLC	661A765975	Major Contractor	Jun 30, 2027
Short Hills, NJ	WEST HARTFORD DEVELOPERS LLC GENERAL CONTRACTOR	787BFB04B2	Major Contractor	Jun 30, 2027
New York, NY	WEST HARTFORD PARTNERS LLC	3892E54747	Major Contractor	Jun 30, 2027
Torrington, CT	WEST STATE MECHANICAL INC	FA8B67335A	Major Contractor + 1 more	Jun 30, 2027
Greenwich, CT	WESTCHESTER ELECTRICAL SYSTEMS CORP WESCORP	614B7344B4	Major Contractor	Jun 30, 2027
Granby, MA	WESTERN BUILDERS INC	6924D84D02	Major Contractor	Jun 30, 2027
East Syracuse, NY	WESTLAKE CONSTRUCTION, LLC1 WESTLAKE DEVELOPMENT LLC	080C06794C	Major Contractor	Jun 30, 2027
Reading, MA	WESTON & SAMPSON CMR INC	4380641CA5	Major Contractor + 1 more	Jun 30, 2027
West Chester, PA	WESTON SOLUTIONS INC	65AC5B7131	Major Contractor	Jun 30, 2027
Feeding Hills, MA	WESTSIDE ENTERPRISES INC	2A02D4F7F5	Major Contractor	Jun 30, 2027
Shelbyville, TN	WHITE ASSOCIATES LLC	4CAC07ABE4	Major Contractor	Jun 30, 2027
Clinton, IN	WHITE CONSTRUCTION LLC	BC5CA8A88F	Major Contractor	Jun 30, 2027
Denville, NJ	WHITE ROSE CONSTRUCTION & MAINTENANCE INC	F6F4AD56FB	Major Contractor	Jun 30, 2027
New Haven, CT	WHITING TURNER CONTRACTING CO (THE)	0E0BF01505	Major Contractor	Jun 30, 2027
Norwich, CT	WIESE CONSTRUCTION INC	EF6F548534	Lead Abatement Contractor + 4 more	Sep 30, 2027
Anaheim, CA	WILLDAN ENERGY SOLUTIONS INC	CB15593221	Major Contractor + 1 more	Jun 30, 2027
Gurnee, IL	WILLIAM A RANDOLPH INC	3971092483	Major Contractor	Jun 30, 2027
Baltimore, MD	WILLIAMS SCOTSMAN INC	490E539411	Major Contractor + 1 more	Jun 30, 2027
Washington, DC	WINGS ENTERPRISES INC.	7C60DCB0CC	Major Contractor	Jun 30, 2027
New Haven, CT	WINSTANLEY CONSTRUCTION MNGMNT LLC	781B19B778	Major Contractor	Jun 30, 2027
Westborough, MA	WINSTON BUILDERS CORP	789D173E55	Major Contractor	Jun 30, 2027
Standish, ME	WIRELESS CONSTRUCTION INC	1C0D1CA824	Major Contractor	Jun 30, 2027
Dardenne Prairie, MO	WIRELESS HORIZON INC	AFC7EBF5C3	Major Contractor	Jun 30, 2027
Raleigh, NC	WIRELESS NETWORK GROUP INC	98FCDD2D93	Major Contractor	Jun 30, 2027
Lancaster, PA	WOHLSEN CONSTRUCTION COMPANY	7C4DFCA50A	Major Contractor	Jun 30, 2027
Salt Lake City, UT	WON-DOOR CORPORATION	FC30ED5A3B	Major Contractor	Jun 30, 2027
Glastonbury, CT	WOODHOLLOW ENERGY PARTNERS LLC	F38F2FD466	Major Contractor	Jun 30, 2027
Sterling Heights, MI	WOODS CONSTRUCTION INC	BA2124C0A0	Major Contractor	Jun 30, 2027
Butler, PA	WORLDWIDE INDUSTRIES CORP	4DC0C5B973	Major Contractor	Jun 30, 2027
East Berlin, CT	WORLDWIDE WELDING AND FABRICATION LLC	5A11800C2D	Major Contractor	Jun 30, 2027
Bethel, CT	WORTH CONSTRUCTION CO INC	A18BA6E274	Major Contractor	Jun 30, 2027
Saint Peters, MO	WRIGHT CONSTRUCTION SERVICES INC	E9038BF8AE	Major Contractor	Jun 30, 2027
New York, NY	WSP USA INC	8339BCA917	Major Contractor + 3 more	Jun 30, 2027
Middlefield, CT	Xenelis Construction Company Inc.	39DF855468	Demolition Contractor + 1 more	Sep 30, 2027
College Point, NY	XINOS CONSTRUCTION CORP	353DD7C900	Major Contractor	Jun 30, 2027
Bridgeport, CT	YANKEE METALS	C97C9B01F7	Major Contractor	Jun 30, 2027
New London, CT	YANKEE REMODELER OF NEW LONDON INC	E0A151CE2A	Major Contractor + 1 more	Jun 30, 2027
Torrington, CT	YIELD INDUSTRIES LLC	01693C5D91	Demolition Contractor + 3 more	Aug 31, 2027
Yonkers, NY	YONKERS CONTRACTING COMPANY INC	FE9B3D606F	Major Contractor	Jun 30, 2027
Hamden, CT	YOUNG DEVELOPERS LLC	3325C010CC	Major Contractor	Jun 30, 2027
Wilton, CT	YURIY CONSTRUCTION LLC	882BEA19F1	Major Contractor	Jun 30, 2027
Newburyport, MA	ZAMPELL REFRACTORIES INC	18BF321DFD	Major Contractor	Jun 30, 2027
Shelton, CT	ZEISS CONSTRUCTION GROUP LLC	F266DA903A	Major Contractor + 1 more	Jun 30, 2027
Boise, ID	ZELHAM INC	2DEDDD3D8F	Major Contractor	Jun 30, 2027
Mansfield Center, CT	ZLOTNICK CONSTRUCTION INC	B4B76EA1FE	Major Contractor + 2 more	Jun 30, 2027
Milford, CT	ZTS CONSTRUCTION LLC	19C317C21E	Major Contractor	Jun 30, 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.