About A-1 Tank Removal LLC

Our Story

A-1 Tank Removal LLC is a locally owned and operated tank removal company based in Menomonee Falls, Wisconsin. Led by Earl Petermann, A-1 specializes in the safe and compliant removal and cleaning of underground and aboveground storage tanks — including residential home heating oil tanks of all sizes.

With 132+ completed permitted projects on record and a track record spanning years of service across Southeast Wisconsin, A-1 Tank Removal has earned a reputation for being responsive, efficient, and deeply knowledgeable about Wisconsin’s tank removal regulations.

Why Choose A-1 Tank Removal?

  • Top-Rated Contractor — BuildZoom score of 107, placing A-1 in the top 6% of all 94,017 licensed contractors in Wisconsin
  • State Certified — Registered Tank Specialty Firm with the Wisconsin Department of Agriculture, Trade and Consumer Protection (DATCP), Cert #402036, active through September 2027
  • City Licensed — Holds Tank System Remover And Cleaner licenses through the City of Milwaukee
  • Experienced — 132+ permitted tank removal projects completed, with 38+ in the last 3 years alone
  • Locally Owned — Based in Menomonee Falls, WI — proudly serving the greater Milwaukee metro and Southeast Wisconsin communities
  • Compliant & Safe — All work performed in accordance with Wisconsin Administrative Code ATCP 93 and applicable municipal codes

Services We Provide

  • Underground storage tank (UST) removal
  • Aboveground storage tank removal
  • Home heating oil tank removal (550-gallon, 1,000-gallon, and other sizes)
  • Tank cleaning
  • Compliance with DATCP permanent closure requirements
  • Coordination with site assessments as required by regulation

Service Area

We proudly serve:

  • Menomonee Falls
  • Milwaukee
  • Waukesha County
  • Greater Southeast Wisconsin

Trust & Credentials

✅ Wisconsin DATCP Registered Tank Specialty Firm — Cert #402036 (active through September 2027)
✅ City of Milwaukee Licensed — Tank System Remover And Cleaner
✅ BuildZoom Top 6% Wisconsin Contractor — Score of 107
✅ Fully Insured — Minimum $1M liability coverage per DATCP requirements