Contractors / General go Results Found: 4 Button group with nested dropdown Stahl Construction Stahl Construction 1861 SE Princeton Dr. Ste 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 United Contractors United Contractors 6678 NW 62nd Ave. Johnston IA 50131 (515) 276-6162