Meet Our Leadership Team
Our team has a combined 150-plus years in the waste oil heating industry. And with diverse backgrounds in engineering, design, management and sales, we are proud apply this experience to creating next generation waste oil products. Please find contact information for our leadership team members below.
Larry J. Nissley, C.P.M
General Manager
888.519.2347 ext. 102
larry@cleanenergyheatingsystems.com
Doug Stoltzfus
Technical Support & Engineering
888.519.2347 ext. 103
doug@cleanenergyheatingsystems.com
Mark Berkey
Director of Manufacturing
888.519.2347 ext. 107
mark@cleanenergyheatingsystems.com
Kirk Thudium
Director of Sales & Marketing
888.519.2347 ext. 101
kirk@cleanenergyheatingsystems.com
Cheryl Davidson
Customer Service / Office Manager
888.519.2347 ext. 105
cheryl@cleanenergyheatingsystems.com
Mary Wertz
Purchasing Assistant
888.519.2347 ext. 106
mary@cleanenergyheatingsystems.com
Tina Halvorsen
Accounting
888.519.2347 ext. 104
tina@cleanenergyheatingsystems.com
If you could use a little more heat and a little more green, give your local representative a call, call us at 888-519-2347 or contact us online today. We’re looking forward to hearing from you.
