Submit Construction Bids

Contact Us

Contact Brosz at These Locations

Gary Brennan, PE – President

Billy Doerr, PE – Area Manager

109 S. Main Box 357
Bowman, ND 58623

Phone: 701-523-3340

Fax: 701-523-5243

Map

  • Contact Us About Your Next Project

Zach Gaaskjolen, PE – Area Manager

501 9th Ave. SE
Box 178
Stanley, ND 58784

Phone: 701-628-3340

Fax: 701-628-3341

Map

  • Contact Us About Your Next Project

Brady Bertram, PE – Area Manager

504 12th St. NE
Watford City, ND 58854

Phone: 701-842-3526

Map

  • Contact Us About Your Next Project

Aaron Holmbeck, PE – Area Manager

2309 W. 50th Street
Sioux Falls, SD 57109

Phone: 605-336-1676

Fax: 605-336-1853

Map

  • Contact Us About Your Next Project

Jason Hanson, PE – Area Manager

3561 Whitewood Service Rd.
Box 636
Sturgis, SD 57785

Phone: 605-347-2722

Fax: 605-347-2822

Map

  • Contact Us About Your Next Project

Derek McTighe, PE/RLS – Vice President – Area Manager

3030 Airport Rd.
Box 23
Pierre, SD 57501

Phone: 605-224-1123

Fax: 605-224-0659

Map

  • Contact Us About Your Next Project

Eric Prunty, PE – Senior Engineer

704 E. Havens Ave.
Mitchell, SD 57301

Phone: 605-597-4700

Map

  • Contact Us About Your Next Project