Registered contractors in Lake Mills, Iowa

Contractors with an active Iowa license and a business address in Lake Mills (Winnebago County). Each listing shows what the state has on file.

• Bergo Construction & Cabinetry
  New Single-Family Housing Construction · #C138491
  Active Insurance not published by state
• Groe Electric INC
  Electrical · #C091377
  Active Insurance not published by state
• Helgeson Drainage INC DBA Helgeson Drainage Inc(gary Helgeson)
  Water/Sewer Line Construction · #C095834
  Active Insurance not published by state
• Larson Contracting Central LLC
  Commercial & Institutional Bldg Construction · #C112316
  Active Insurance not published by state
• Lee Electric
  Electrical · #C135168
  Active Insurance not published by state
• Rognes Brothers Excavating INC
  Site Preparation Contractors · #C000051
  Active Insurance not published by state

Last checked against state records on Oct 5, 2026. Source: Iowa Department of Inspections, Appeals, and Licensing, via the Iowa Data Hub (data.iowa.gov), licensed CC BY 4.0. How we get this data.