John B. Heap - President/Owner
303-841-2022 or 800-524-8672; Fax: 303-841-5780
E-mail: jheap@coloradolining.com

As owner and president of CLI, John has over 28 years of extensive experience in construction management, sales, marketing and contract procurement.

Pat Elliott - General Manager/Denver
303-841-2022 or 800-524-8672; Fax: 303-841-2725
E-mail: pelliott@coloradolining.com

Pat joined CLI in 1994. With a background in field work and estimating, he is General Manager, overseeing the day-to-day operations at our Colorado plant.

Dan Lahr - Senior Estimator
303-841-2022 or 800-524-8672; Fax: 303-841-2725
E-mail: dlahr@coloradolining.com

Dan joined CLI in 1998. With a background in liner installation and project management, he is the Senior Estimator, managing all estimating activities for Colorado Lining International.

Dan Boyle - Project Manager
303-841-2022 or 800-524-8672; Fax: 303-841-2725
E-mail: dboyle@coloradolining.com

As a project Manager for Colorado Lining, Dan has taken his background experience in golf course development and horticulture science to complement his years of construction management. Twenty years of construction experience in the United States and abroad have contributed to a well rounded resume which will help ensure a successful project.

Bryant Jefferson - Technical Project Manager/Estimator
303-841-2022 or 800-524-8672; Fax: 303-841-2725
E-mail: bjefferson@coloradolining.com

With 20 years of experience in fabricating geomembranes for liners and floating covers, Bryant has been With CLI since October of 2000, and assures quality control and customer satisfaction.

Tonya Switalski - General Manager/Houston
888-546-4641 or 303-951-5931; Fax 281-689-8006
E-mail: tswitalski@coloradolining.com

Tonya Switalski is the General Manager for the Houston Operation handling sales, shipping/receiving and customer service issues. Tonya brings over 19 years of experience in the plastic membrane industry to CLI.

Andre Harvey - Regional Manager - "Se Habla Español"
888-295-6100 or 619-741-3973; Cell: 619-742-7137; Fax: 619-741-5234
E-mail: aharvey@coloradolining.com

Andre is in our San Diego, CA area office and has 15 years experience in designing with and specifying geosynthetics for most all applications encountered with extensive history working in Mexico.

Steve Johnson - Technical Estimator
303-841-2022; Fax: 303-841-2725
E-mail: sjohnson@coloradolining.com

Steve brings twenty years of experience in the geosynthetic industry to CLI -ClearWater-Construction. His diversified background includes factory fabrication, application engineering, technical construction, water feature design and construction.

Chris Trevino - Regional Sales / Texas
888-546-4641 or 303-951-5938; Fax: 281-689-8006
E-mail: ctrevino@coloradolining.com

Chris joined CLI in 2005 and has 16 years of experience in the geomembrane industry.  With responsibilities in Sales and Estimating, he is focused on developing and increasing sales for the Texas Office.