CompanyLocationPhoneFax
618 Civil Contracting, L.L.C.Centralia,IL 62801(618) 339-4377 
Helmkamp Construction CompanyEast Alton,IL 62024(618) 251-2600 
Limbaugh Construction Co., IncGranite City,IL 62040-6607(618) 931-3170(618) 931-3344
Poettker Construction CompanyBreese,IL 62230(618) 526-7213(618) 526-7654
Kinney Contractors, Inc.Raymond,IL 62560(217) 229-3322(217) 229-3609
McCarthy Building Companies, ICollinsville,IL 62234(618) 344-4142 
Tarlton CorporationSt. Louis,MO 63110(314) 633-3300(314) 647-1940
Triangle Enterprises, Inc.Paducah,KY 42001-9111(270) 443-2424(270) 444-4994
Millennium Construction, L.L.CLebanon,IL 62254(618) 806-9009(618) 622-0784
H & N Construction, Inc.Steeleville,IL 62288-0187(618) 965-9299(618) 965-9579
G.S. & S. ConstructionBrentwood,MO 63144(314) 298-8100(314) 298-8129
Contegra Construction Company,Edwardsville,IL 62025(618) 931-3500(618) 931-3535