Regulatory Compliance

Cultural Resources Management

Trileaf’s cultural resources team consists of highly experienced professionals who meet or exceed the Secretary of the Interior’s (SOI) Historic Preservation Qualification Standards in the fields of archaeology, history, and architectural history

This expertise enhances our ability to offer an extensive list of cultural resources management services, including:

  • Phase I archaeological reconnaissance
  • Phase II archaeological testing
  • Archaeological monitoring
  • SHPO and Tribal consultation
  • National Register of Historic Places (NRHP) nominations
  • Architectural surveys
  • GIS mapping
  • Balloon Testing







“Thank you for keeping us in the loop so well with all of your updates. You are one of the few people who consistently keeps us abreast of the project as is continues. We greatly appreciate the extra work you do to send us out these updates.”

Virginia Mae O’Boyle

Related Services

NEPA (National Environmental Policy Act) Compliance

We will perform proactive research on the endangered species, Native American tribes, wetlands, flood plains, wilderness areas, wildlife preserves, archeological, and historical architectural issues in relation to your site.

Migratory Bird Evaluations

We combine rigorous science with targeted, cost-effective techniques to reinforce our reputation as a leading national vendor for Migratory Bird Evaluations (MBE).

Phase I & II Environmental Site Assessments

Under the EPA’s All Appropriate Inquiries rule, a Phase I Environmental Site Assessment (Phase I ESA) is the gold standard. Per the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA), purchasing or even leasing real estate may subject a buyer/lessor to environmental liability at a site.

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