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At Simbeck and Associates, we put the environment first. Since 1992, our mission has been to provide the highest level of workmanship in the liner containment industry. We strive to work with like-minded clients who appreciate what it takes to get the job done right, the first time.
Nestled in the San Juan Mountains of southwest Colorado, Simbeck and Associates has called Mancos home since 1993. With close access to some of the most dramatic peaks in the Rocky Mountains as well as the unmatched beauty of the desert southwest, there’s no better place for a company devoted to keeping the environment and natural resources safe for future generations.
Our managerial team has 40 years of experience in the liner containment industry, and our crews share in our devotion as stewards of the environment.

JOANNE SIMBECK: President and CEO (since company inception)

Mrs. Simbeck owned and operated several businesses prior to founding Simbeck and Associates in 1992. She continues her oversight role from Moab, UT.

JOHN "DUFF" SIMBECK: Vice President/Personnel/Contracts Administrator

A Graduate of Harvard University and with decades of experience in the field of geosynthetics, Duff not only leads the team at Simbeck and Associates, but also lends his expertise to improving awareness and advancements in the geosynthetics industry. As an active board member of FGI Duff works with some of the best and brightest in the industry to improve installation standards and education for all installers.

BRENDAN SIMBECK: Estimator/Project Manager/QC Manager/Certified Welder

With over a decade of field experience and a degree in Manufacturing Technology, Brendan is able to apply his technical skills and passion for process development to many of the areas of operation at Simbeck and Associates. From estimating to welding and QC Training, CAD design and project management, Brendan pursues continual improvement at all stages to ensure project success.

TOM MORAN: Field Supervisor

Tom had traveled with Simbeck and Associated for 20 years. His diverse experience with all liners on the market, dedication to site safety and employee training - combined with a proven track record - sets him apart managing jobs in the field.

VICTOR BEGAY: Field Supervisor/Lead QC Technician

After 4 years with Simbeck and Associates, Victor has excelled at field Quality Control, fabrication and installation methods and procedures of all geomembrane types. His leadership, organizational and technical abilities quickly elevated him to Field Supervisor here at Simbeck.

CHRIS MARTINEZ: Field Supervisor/Certified Welder

Chris has worked in construction all his life and has proven to be an exceptional installation supervisor. Approaching each job with thorough planning and executing with hard work, a problem-solving attitude, and a lead by example management style, Chris pursues excellence as he leads his team to success even on the most demanding and challenging of projects.

ERVIN WOODMAN: Master Welder/Certified Welder

Ervin is a second-generation liner installer with over 15 years at Simbeck and Associates. Ervin’s technical welding abilities on an array of geosynthetic liners and welding machines is unmatched. As a mentor to up and coming welders Ervin demonstrates the versatility, integrity and quality work that Simbeck is known for.

JERRY COHOE: Estimator/Project Manager

A veteran of the liner industry, Jerry joins Simbeck and Associates with over a decade of experience in a variety of construction management positions.

liner installation