CAS & Associates, LLC

2778 N Lakeharbor Ln.
Boise, ID 83703

Phone: (208) 761-3001


Email: mark@casandassociatesllc.com  
(see contact page)

Environmental Consulting

Be aware of environmental risks that may be present in your current or future property. Seek help from a fully insured environmental consulting firm like CAS & Associates, LLC (CAS) in Boise, ID. We excel in on- and off-site reconnaissance and serve a wide variety of clients throughout the Pacific Northwest and Intermountain Regions. Since its inception, CAS has completed over 300 Phase I and 50 Phase II Environmental Site Assessments (ESAs). Our team of Engineers and Geologists are familiar with ASTM standards (E1527-13) and all US Environmental Protection Agency (EPA) requirements. 


  • Insured
  • Licensed
  • Locally Owned
  • Registered

Service Areas:

  • Idaho
  • Oregon
  • Utah

Trusted for Over 35 Years

We are a professional firm with over 35 years of experience in environmental industries. We serve commercial real estate firms, banks, government agencies, and numerous businesses throughout Idaho, Oregon and Utah. We provide professional services, excellent environmental consulting and engineering solutions to all of our clients. We are here to help you in itemizing and assessing environmental risks at different environmental conditions (RECs) following prescribed ASTM standards.

We Take Pride in Our:

  • Communication Strategies
  • Customer Service
  • Technical Knowledge
  • Time Management Skills

Get Results On Time:

Environmental risks can occur anywhere, anytime. Is your site safe enough? Before investing in a real estate project or choosing a place for your next business venture, get in touch with us. With our expertise in soil sampling and groundwater monitoring, we will find out whether there are hazardous materials in your location to avoid accidents that could endanger your property or business in the future.
Call (208) 761-3001 for more information.

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Hours of Operation:

Monday to Friday
8:00 AM – 5:00 PM

Brief Description of a Phase I ESA

  • On- and Off-Site Reconnaissance Consisting of General Site Review
  • Property Review of Any Hazardous Materials, Storage Tanks, Asbestos, Lead-Based Paint, and Others
  • On- and Off-Site Historical Research Using Aerial Photography, Sanborn Maps, and City Directory, among Others
  • Review of Existing Federal, State and City Records to Report any Potential Nearby Contamination
  • Preparation of Both Hard-Bound and Electrical Copies of the ESA

Safety Above All

Hazardous materials sometimes seep through the most unlikely parts of the ground, contaminating the soil. As a result, even water quality is at stake. With all these, how can you be sure about the safety of your current site? End your assumptions and get clear answers with the help of our environmental consulting firm. We can also help you determine whether or not a site has been contaminated before. We can provide historical records and do research to back up our claims.

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