Our Staff

Paul Kriescher - Principal

Paul Kriescher is a Principal of Lightly Treading Energy & Design – a Colorado based company –formed in 1997- that works to better the energy efficiency, safety, environmental impact and comfort of homes & small commercial buildings. As a part of his work, Kriescher and his staff perform energy audits, ratings and design consulting and engineering to identify energy-saving measures in new and existing buildings. He has served on the board of the Colorado Renewable Energy Society and is currently on the Habitat for Humanity for Metro Denver's Plan Review committee, the Advisory Board of the Colorado Earth Expo and the Denver Home Builders Association’s Energy & Environmental Affairs committee, and is the current chairman of the Energy Efficiency Business Coalition. In addition, Mr. Kriescher is also and Adjunct Professor for Colorado State University’s Institute for the Built Environment Program. Paul Kriescher has a Masters of Science in Energy Analysis & Policy from the University of Wisconsin - Madison.

Mark Rogers - Senior House Doctor

Mark Rogers is Senior Technical Consultant at Lightly Treading Energy & Design, a consulting firm which seeks to improve energy efficiency, safety, and comfort in residential and commercial buildings. Mark performs energy audits, ratings, and design consulting and engineering to identify energy-saving measures in new and existing homes and small commercial buildings. He has been a certified Home Energy Rater since 2002, and holds a Bachelor’s of Science degree in Geography\ Environmental Studies from Radford University in Virginia.

Nancy Kellogg - Senior House Doctor:

Nancy Kellogg is Lightly Treading’s existing home specialist or existing home “mom” as she likes to say. She is passionate about helping homeowners address comfort complaints and problem solving energy and design concerns. Nancy has been interested and active in energy conservation since the early 1970s. She has been a certified energy rater for 11 years, and has recently been certified as a Thermographer and a Home Performance with ENERGY STAR consultant. Nancy has a bachelor’s degree in Business Administration from Fort Lewis College in Durango, Colorado.

Consulting Partners

Brian Albers
Clayton Barctzak
Sue Bryant
Don Bunn
Mike Suhrbier
Francisco Reina

Office

Alexandra Kellogg
Grace Sanchez
Herb Cohen