TriMedia partners with city, state, and national institutions to formulate cost-effective solutions for unexpected compliance issues and plan for future protection. Our work within this sector includes due diligence, compliance audits, facility upgrade assessments, and environmental community studies (noise, dust, etc.).

Featured Services

  • Due Diligence
  • Hazard Identification and Risk Assessment
  • Facility Decommissioning Support
  • Emergency Response Planning
  • Compliance Audits
  • Contaminant Asessments and Abatement Planning
  • EHS Program Gap Analysis
  • EHS Training
  • Emergency Response
  • Emergency Response Planning
  • Exposure Asessments
  • Facility Decommissioning Support
  • Hazard Identification and Risk Assessment
  • Hazardous Materials Management
  • Indoor Air Quality Assessment
  • SPCC Plans and Spill Prevention
  • Spill Reponse
  • Water Quality Asessment

Frequently Asked Questions

We get these all the time. 

Still have questions? Don't hesitate to reach out to us! 


How long have you been in business?

TriMedia Environmental & Engineering has been in business since 1995. 

How many employees do you have?

We have more than 50 employees.

What is your normal response time to provide on-site services?

Depending on travel distance, our team can be there within 24 hours if the need is urgent.

Do you charge by the hour or the project?

It depends.

In most cases, we provide a proposal and charge on a time and materials basis. However, in some instances, we provide per project billing.

Do you strive to make us self-sufficient so we rely on you less?

Yes, as much as is prudent, we aim to make our clients self-sufficient.

What if I don't see the service I'm looking for on your website?

Shoot us an email at or give our headquarters a call at (906) 934-8098.

We’ll do our very best to meet your project needs! We're also happy to refer you to professionals in our service provider network. 

Contact Us


830 W Washington St
Marquette, MI 49855

Offices in Michigan, Wisconsin, Montana, Arizona, and Nebraska

(906) 228-5125

Robert Lehto – President

Tom Anthos – Vice President