Our team of professionals is unmatched in the industry. If you are interested in joining our team, please see our open positions at indeed.com
Clellan Pearce

Clellan Pearce / President

Hazardous Waste Site Health and Safety Refresher Course, (8 Hour), Current
Confined Spaces: Training the Team, Current
Hazardous/Toxic Waste Management
DOT Hazardous Materials Transport
DOT Security Awareness Training
Environmental Risk and Property Transfers Workshop, CO School of Mines
Underground Storage Tank Workshop, Colorado School of Mines, 2-CEU's
Hazardous Materials, Chemicals and Waste Management and Compliance Seminar
Transportation Skills Programs, Inc.
Hazardous Materials and Waste - Train the Trainer
Transportation Skills Programs, Inc.
Hazardous Materials Transportation, Safety and Compliance
Lion Technology, Inc., (16 Hours)
Hazardous Waste Site Health and Safety Supervisor Course (8 Hours)
Hazardous Waste Site Health and Safety Training Course, (40 Hours)
Regulatory Compliance Manager, International Assoc. of Environmental Managers
Certified American Red Cross: Adult CPR, Standard First Aid, Current

Mr. Pearce joined E.T. Technologies, Inc. (ET) in 1986, shortly after the company was incorporated, and has been instrumental in the growth and success of the company. Revenues have increased from less than $1 million per year in 1985 to more than $6 million per year since 1995. Mr. Pearce has taken the business from an environmental company primarily involved with consulting, remediation, and the Salt Lake City land farm operation and expanded it to include hazardous waste handling and disposal, underground storage tank management, emergency response services, and installation of water and soil remediation systems.

Cynthia Cason

Cynthia Cason / Project Manager & Geologist

M.S. Engineering Geology, Texas A&M University
B.S. Geology, Baylor University
Hazardous Waste Site Health and Safety Supervisor Course (8 Hours), Current
Hazardous Waste Site Health and Safety Refresher Course (8 Hours), Current
Red Cross CPR and First Aid, Current
Certified 40-Hour OSHA Health and Safety (40 Hours), 1990
EPA Hazardous Materials Emergency Response (16 Hours)
Professional Registration/Licensing/Affiliations
Registered Environmental Professional No. 56, State of Colorado
Registered Professional Geologist No. 412, State of Wyoming
Licensed Professional Geologist No. 922, State of Louisiana
Licensed Professional Geologist No. 1181, State of Texas
CO Petroleum Storage Tank Committee Individual Consultant Registration #5002
City of Aurora Demolition Supervisor, Current
City of Aurora D-4 Excavation Supervisor and City of Aurora D-7 Fire Fuel Tank Supervisor, Current
City of Grand Junction Contractor License Test Holder, Current
CDOT Erosion Control Supervisor, Current
City of Cheyenne Contractor Class B Supervisor, Current

Ms. Cason is responsible for geologic and hydrogeologig consulting services for E.T.Technologies, Inc. (ET) in Parker, Colo. Since joining ET in 1992, she has been responsible for projects which include general site investigation, subsurface soil and groundwater investigations, corrective action design and implementation, phase I/II/III environmental site assessments, construction management, permitting, and numerous underground storage tank management projects, including long term contracts with the City and County of Denver. Additional work includes on-going environmental services under master agreements with municipalities and major corporations.

Greg Neville

Greg Neville / Regional Manager & Geologist 

B.S. Geology, Utah State University
Confined Space Entry & Rescue Training
HM-126F DOT Training Course
DOT HM-181 Hazardous Materials Transportation Class
Ground Water & Soil Sampling
Installation of Underground Storage Tanks & Piping
Contractor's Guide to UST Closures
SARA Title l OSHA 29CFR 1910.120 Training
OSHA Hazardous Materials Supervisor Training (8 hour)
Hazardous Waste Site Health & Safety Refresher Course (8 hours), Current
Certified 40-Hour OSHA Health & Safety (40 Hours)
First Aid / CPR Certified
Professional Licensing/Affiliations
Professional Geologist
Certified Groundwater & Soil Sampler, Utah Certification # GS0237
Certified Tank Remover, Utah Certification#TR0258
Texas Natural Resource Commission, Onsite Supervisor Type A/B Certification # ILP001368
Class B CDL with Hazmat Endorsement
Certified Environmental Inspector
Qualified Person Utah Contractor License(E100, S330)
Qualified Person Nevada Contractor License A General Engineering (Class A)

Mr. Neville has more than 24 years experience working at E.T. Technologies, Inc. He is responsible for estimating, bidding and field supervision of environmental projects. He has supervised underground storage tank installation &removal, remediation of contaminated soils, hazardous waste management, monitoring well installation, performed Phase l and ll site assessments, soil vapor extraction system installation and groundwater recovery system installation.

Matt Betts

Matt Betts / Project Coordinator

B.S. Watershed Science, Utah State University, 1997
HAZWOPER Hazardous Waste Operations and Emergency Response (40 Hour)
Certified 40-Hour OSHA Health & Safety (40 Hours)
RCRA Hazardous Waste Management (16 Hours)
Advanced Hazardous Waste Management (8 Hours)
Certified Environmental Specialist (24 Hours)
NEPA Training Courses (Shipley/USU)
GIS Courses (SLCC and MSU)

Mr. Betts has nearly 10 years experience working at E.T. Technologies, Inc. He is responsible for client care, reviewing and assessing incoming waste streams for  acceptance criteria, sampling of incoming waste streams, monitoring and environmental sampling for permit and operational requirements at the Soil Remediation Site (SRS) and assuring compliance of any incoming waste streams with the SRS’ permitted requirements including profiling of waste streams, lab analyses and waste manifests.

Ted Sonnenburg

Ted Sonnenburg / VP, Professional Engineer

Professional Engineer, Colorado/Utah
Licensed Environmental Health Scientist, Utah
Colorado School of Mines - B.S. Geological Engineering, Environmental Engineering Minor
Engineering Geology/Hydrogeology Options
Fundamentals of Bioremediation of Hazardous Waste Contaminated Soils
Hazardous/Toxic Waste Management Workshop
Bioremediation Engineering
Hazardous Waste Site Health & Safety Training (40 Hours)
Hazardous Materials Transportation
Treatment Technologies at Superfund Sites
Hazardous Materials Operations Course (24 Hours)
Hazardous Materials Technician Course (80 Hours)
Hazardous Waste Site Health and Safety Refresher Course (8 Hours)

Mr. Sonnenburg’s professional career involves experience both in the private sector as well as environmental compliance and enforcement through local health and police agencies. He currently serves as the Site Manager for the Soils Regeneration Site (SRS) in Salt Lake City, Utah. Mr. Sonnenburg supervises all SRS activities including waste characterization, permitting, environmental integrity assurance, regulation interpretation, and staff management.