Theresa Ferguson, PG

View All Leadership

Theresa Ferguson, PG

Senior Project Manager



Theresa Ferguson is a senior project manager at Blackstone and a professional geologist with current licenses in Missouri, Kansas, and Nebraska.  Theresa started at Blackstone in 2021 and has over 22 years of experience working throughout the Midwest for both the private and public sector and managing large and small scale petroleum and environmental related projects. Her specific experience includes Site Assessment and Environmental Compliance for public and private clients, Phase I and II Environmental Site Assessments at commercial and retail properties; Risk Assessments, Risk-Based Corrective Action Site Investigations, and Remedial Actions at petroleum related and hazardous waste sites in Kansas, Missouri, Illinois, Arkansas, and Nebraska. She also participates and is a member of the Association of Environmental and Engineering Geologists and has served as co-chair for the annual Kansas Hydrology Seminar for the last eight years.   

Theresa originates from Union, Missouri and graduated from the Missouri University of Science and Technology in Rolla, Missouri with a Bachelors of Science in Geological Engineering.  Theresa enjoys spending time outside, hiking and going for walks, watching baseball, and spending time with her husband and two dogs.    


  • B.S. Geological Engineering, Missouri University of Science & Technology, 1998

Registrations & Certifications

  • Registered Geologist - Missouri
  • Licensed Geologist - Kansas
  • Licensed Professional Geologist - Nebraska
  • Oklahoma Corporation Commission, PSTD, Environmental Consultant
  • 40-Hour HAZWOPER


Petroleum, RBCA, Site Investigation, Remediation


Association of Environmental and Engineering Geologist, Kansas City/Omaha Section