Welcome to Dennis Environmental Operations

Specializing in Asbestos, Lead, and Mold Abatement

Our management staff has over 40 years of combined experience on abatement projects across Minnesota, Wisconsin, and North Dakota.   We specialize in providing competitive and thoughtful removal solutions that are safe and effective.   We have a broad range of services that include safety, project management, value engineering, and good communication .  Our expertise  and industry "know how" often saves our customers money and time. Call us for your next abatement project so we can show you the Dennis Environmental difference.


  • Asbestos Abatement
  • Lead Abatement
  • Mold Remediations
  • Bird Excrement Remediations
  • Interior Demolition
  • Unique Engineering
  • Expert Opinion
  • Interior Protection for re-roofing projects
  • Concrete floor preparation
  • Any Project - Any Size

Our services include

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