Rhonda A. Brose
Chief Executive Officer/Environmental Consultant


  • B.S., Geology; California State University, Los Angeles

Registrations/ Certifications

  • Department of Energy Lead Auditor Certification - Certified in accordance with the American National Standards Institute (ANSI) QA-1
  • 40-Hour Hazardous Waste Site Worker Health and Safety Training
  • 8-Hour Manager/Supervisor Course for Hazardous Waste Workers, 1992 to present
  • Red Cross First Aid Training
  • CPR Certified
  • Asbestos Hazard and Emergency Response Act Inspector, Management Planner, 1995 to present
  • Certified AHERA Building Inspector for Asbestos, 1995 to present
  • American Indoor Air Quality Council Certified Remediation Supervisor, 2003 to present

Awards/ Recognitions

  • Corporate Quality Award, 1986, The Earth Technology Corporation, Long Beach, California
  • Certificate of Achievement, 1986, U.S. Department of Energy/Battelle Memorial Institute
  • Athena Nominee, 2001, Phoenix Chamber of Commerce
  • Athena Nominee, 2001, Flagstaff Chamber of Commerce

Career Summary

Ms. Brose has more than 28 years technical experience in hydrogeologic and environmental evaluations, including concurrent Quality Assurance program implementation experience. Her technical experience includes groundwater resource investigations, groundwater modeling, hazardous waste investigations, preparation of preliminary environmental assessments, and Environmental Impact Studies (EIS). Ms. Brose is currently the quality assurance manager for Four Corners, providing technical direction and quality assurance oversight to Phase I and Phase II investigations, asbestos, lead based paint and drinking water assessment projects. Ms. Brose has a strong background in federal and state regulatory negotiations with environmental agencies in Arizona, California, Nevada, and Utah; coordination of multidisciplinary projects; and the management of client requests.

Ms. Brose conducts quality assurance reviews on all Phase I EA project reports. Her attention to detail assures our clients with the highest quality reports that are complete and understandable to the user.

Rhonda Brose
Flagstaff, Arizona
Office  928. 714. 9374
Fax  928. 714. 9375
Cell  928. 607. 4493
Toll-Free  877. 714. 9374

Rhonda Brose Rhonda Brose