W175 N11086 Stonewood Drive

Germantown, WI  |  53022-6509

262.255.8190 voice

262.255.8195 fax



  • I35-71 Interchange
  • Mason Street Interchange
  • Mason Street Interchange
  • Brown County Reconstruction
  • Shawno Avenue Roundabout
  • CTHG Interchange
  • Mitchell Interchange Reconstruction
  • Wis-29 Flyover Ramp  Construction Services / Green Bay, WI
  • Mason Street Interchange  Design Services / Rendering of Wis-54 and I-41 / Brown County, WI
  • Mason Street Interchange  Design and Construction Services / Wis-54 and I-41 / Brown County, WI
  • Brown County Reconstruction  Design and Construction Services / Wis-54 and I-41 / Brown County, WI
  • Shawno Avenue Roundabout  Design and Construction Services / Shawno Avenue and I-41 / Brown County, WI
  • IH94-CTHG Interchange  Design and Construction Services / Milwaukee, WI
  • Mitchell Interchange Reconstruction  Design and Construction Services / I-94 and I-43 / Milwaukee, WI
Spann & Associates, LLC is a privately held civil engineering firm providing quality professional design and construction management services to both the public and private sector. Our commitment through performance is to provide service with integrity and technical excellence as we seek to provide innovative solutions to today's infrastructure for the clients and communities we serve.

Spann & Associates News

September, 2012

Project Update

Spann & Associates is pleased to be a part of the Southeast Region's Zoo Interchange Final Design.

May, 2012

Project Update

Spann & Associates is teamed with Kapur & Associates on the Tri-County Freedway Expansion in Calumet and Winnebago Counties for the Northeast Region.

May, 2012

STH 50 Reconstruction

Spann & Associates recently completed functional plans for a 4.7 mile stretch of STH 50 in Walworth County. This was a full redesign which included both urban and rural sections, 4 roundabouts and bicycle accommodation. EIT’s Heather Stabo and Sam Martinez co-lead this design, working in cooperation with AECOM.

Wisconsin DOT 

Spann & Associates, LLC is proud to serve the people of Wisconsin through Wisconsin DOT consultant services.