top of page

Leading Experts in Toxic and Contamination Consulting

The trusted authority in toxic and contamination consulting services. With a proven track record of delivering comprehensive solutions to regulatory agencies and private entities, we specialize in addressing complex challenges in energy, environmental, and corporate fraud cases.


Career Highlights

Margaret Felts serves as the lead technical consultant and expert witness for law firms, regulatory agencies and private entities on energy, environmental and corporate fraud cases, concentrating her practice on behind-the-scene discovery, research and strategy design to support the development of winning cases for regional and national clients.

In addition to a successful career in consulting that has spanned over 30 years, Ms Felts also held several industry positions.

During the 1990's Felts was recruited to serve as Deputy Director of the California Department of Toxic Substances Control (DTSC), where she reorganized and managed the State Superfund program, including oversight of toxic waste cleanup of military bases.

During the 1980's Felts was recruited by the Department of Defense to help open the first environmental office for the Department and went on to serve as Division Chief of Environmental Engineering at for the Department of Defense at McClellan AFB. In this position she was responsible for developing a program to bring the base into compliance with Federal, State and local environmental regulations.


Felts came to California from Texas when she was recruited by the California Energy Commission to fill an Energy Engineering position in the Fuels Office. Felts began her career as a Process Engineer for Amoco at the Yorktown, Virgina refinery, then for Celanese Plastics and Specialties in Texas in the production of oil and gas fracking chemicals.


Ms. Felts received her B.S. degree in Petroleum Engineering from Louisiana Tech University in 1977, her MS degree from LaSalle University in 1989, and her J.D. degree from University of Pacific's McGeorge School of Law in 2000. Ms. Felts also holds a B.A. degree in Communications from Eckerd College. Washington State Bar #40507. Colorado State Bar #56984.

Get in Touch

Ready to take the next step in addressing your toxic and contamination concerns? Contact us today to learn more about our litigation strategy and discover how we can help you navigate the complexities of energy, environmental, and corporate fraud cases with confidence.


"Margaret Felts is the best engineering witness and technical litigation analyst I have ever worked with in 40 years of practice of law.  Ms. Felts makes complex engineering concepts clear and understandable to laypersons, judges, and attorneys.  She is direct and correct in her analyses, and is a superb witness both orally and in the preparation of written reports for the trier of fact.  Margaret is hard working, fair and ethical, and intelligent.  She works well with attorneys to develop a winning strategy for good cases." - B. Cagen

"Over the past few years, I have worked closely with Ms. Felts on a complex government investigation of a very large public utility.  During this time, Ms. Felts served multiple roles, including investigator, expert engineering witness, and technical writer and editor.  In my personal view as an attorney, Ms. Felts’ extensive experience and understanding of administrative litigation proved invaluable.  Ms. Felts provided top quality services in each of her roles.  Her extensive engineering, management and legal training and background allowed me to confidently consult with her about the full range of issues within the case.  I was part of a team that consistently relied upon her to deliver products that were par excellence, even under the tightest of deadlines." - D. Gruen

bottom of page