Contractors / General go Results Found: 4 Button group with nested dropdown United Contractors United Contractors 6678 NW 62nd Ave Johnston IA 50131 (515) 276-6162 Stahl Construction Stahl Construction 1861 SE Princeton Drive Suite 600 Grimes IA 50111 (515) 244-5770 Ace Steel Construction, Inc. Ace Steel Construction, Inc. 4305 SE Grimes Blvd Grimes IA 50111 (515) 986-4479 Visit Website Septagon Construction Company, Inc. Septagon Construction Company, Inc. 2950 SE Gateway Dr Grimes IA 50111 515-986-7313 x 12