About Tierra

Tierra Services provides clean energy to services to building owners, government agencies, and the development and construction industry.  Tierra Services is owned, operated, and staffed by Tierra Resource Consultants.  

Click here to learn more about Tierra Resource Consultants.   


Tierra’s business capabilities include the following:

  • California Air Resources Board (ARB) accredited GHG verification body;
    • Lead Verifiers 
  • Investor Confidence Project (ICP) Ally with certifications as;
    • ICP certified project developers
    • ICP certified QA service providers
  • Company safety, insurance, and compliance verification available through the ISNetworld contractor management database, including; 
    • General liability - $2M per Occurrence, $4M Aggregate
    • Professional Liability - $1M per Occurrence, $2M Aggregate
    • Cybersecurity - $1M per Occurrence, $2M Aggregate
  • Unqualified SOC 2 Type 1 Audit Attestation of Management and IT Systems, including Trust Services Principles components pertaining to;
    • The security of the service provider’s systems
    • The processing integrity of management systems
    • The availability of systems
    • The privacy of personal information that the service provider collects, retains, uses, discloses and disposes of for user entities
    • The confidentiality of the information that the service provider’s system processes or maintains for user entities
  • California registered engineers and architects
  • LEED certification service provider

Staff Contact Information

Contact us 925-954-7363 or call or email your project manager if you have questions for them.


Mike Yim, 408-209-3296 or mike.yim@tierrarc.com 

Mark Wilhelm, 602-697-8942 or mark.wilhelm@tierrarc.com

Floyd Keneipp, 925-305-8915 or floyd.keneipp@tierrarc.com 

Eric Shum, PE, 408-307-6936 or eric.shum@tierrarc.com 

Marshall Keneipp, PE, 303-913-8113 or marshall.keneipp@tierrarc.com

General Inquiry

Please tell us a little about you and your project and we'll contact you to dicuss what we can offer

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