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By state

Phase I environmental (ESA)

Environmental consultants who perform the Phase I environmental site assessment most lenders require before closing.

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Asset classes
MHPRV parksSelf-storageMultifamilyNNN & retail

Specialties

  • AEI Consultants

    Walnut Creek, California environmental and engineering consultant performing Phase I ESAs and property condition reports nationwide.

    States served: Nationwide · HQ Walnut Creek, CA

  • Antea Group

    Environmental, health, safety, and sustainability consultancy covering remediation, compliance, due diligence, and EHS staffing.

    States served: Nationwide

  • Apex Companies

    Environmental consulting and water resources firm handling assessments, compliance, and remediation.

    States served: Nationwide · HQ Rockville, MD

  • ATC Group Services (Atlas)

    Austin-based Atlas Technical Consultants performs Phase I ESAs, property condition assessments, and environmental compliance work nationwide.

    States served: Nationwide · HQ Austin, TX

  • BBG Real Estate Services

    Dallas commercial appraisal and due diligence firm with national offices, valuing multifamily and commercial property for lenders.

    States served: Nationwide · HQ Dallas, TX

  • Braun Intertec

    Engineering, environmental, and testing firm providing geotechnical work, construction materials testing, and site assessment from a nationwide office network.

    States served: Nationwide · HQ Minneapolis, MN

  • EBI Consulting

    Burlington, Massachusetts due diligence firm performing Phase I ESAs, property condition assessments, and agency-compliant reports nationwide.

    States served: Nationwide · HQ Burlington, MA

  • ECS Limited

    Employee-owned engineering consultant providing geotechnical, construction materials testing, environmental, and building science services nationwide.

    States served: Nationwide · HQ Chantilly, VA

  • Gill Group

    Missouri firm producing appraisals, market studies, rent comparability studies, capital needs assessments and Phase I environmental reports nationwide.

    States served: Nationwide · HQ Dexter, MO

  • GZA GeoEnvironmental

    Employee-owned geotechnical, environmental, water, and construction management consultancy founded in 1964, with 800-plus staff across 34 US offices.

    States served: Nationwide · HQ Norwood, MA

  • Hillmann Consulting

    Nationwide environmental health and safety, due diligence, energy, and construction risk consultancy with its own accredited environmental laboratory in Union, New Jersey.

    States served: Nationwide · HQ Union, NJ

  • Langan

    Site engineering firm known for geotechnical, environmental, and urban redevelopment work.

    States served: Nationwide · HQ Parsippany, NJ

  • Terracon

    Olathe, Kansas employee-owned engineering consultant with more than 200 locations providing environmental, geotechnical, materials testing, and facilities services.

    States served: Nationwide · HQ Olathe, KS

  • Verdantas

    Environmental science and engineering consultancy formed in 2020 from combined regional practices, covering remediation, water, geotechnical, and civil work.

    States served: Nationwide