Welcome to Dennis Environmental Operations

Specializing in Asbestos, Lead, and Mold Abatement

About Us

At Dennis Environmental Operations we strive to offer cost effective solutions for asbestos and lead abatement projects, as well as, microbial remediations projects.  We take pride in completing our work on time and under budget.

Some of our projects include Foshay Tower, Midtown Exchange, Whipple Building at Fort Snelling, and the Viking's Stadium.  No Job is too big or too small.


  • Certified Woman Owned DBE Small business
  • Trained and Licensed Abatement Technicians
  • Safety Conscious
  • Safety MOD rate of .83
  • Licensed in MN, WI and ND by the Department of Health for asbestos abatement and lead removal
  • Section 3 Certified
  • Over 4,800 completed projects
  • In business since1999

Our Qualifications

Specializing in Asbestos & Lead Abatement, Mold & Microbial Remediation thoughout Minneapolis, St. Paul, Minnesota, Wisconsin, and North Dakota

Dennis Environmental Operations

551 Topping Street

St. Paul, MN    55103-1532

Copy Right 2016 Dennis Companies, Inc.

All Rights Reserved.


Phone 651-488-4835

Toll Free 877-377-2464

Fax 651-488-4624