Steve Saunders


Steve Saunders has more than 31 years’ experience working to improve the energy efficiency, environmental and comfort performance of new and existing buildings. For more than 45 years, Tempo and related companies have been serving the needs of new and existing buildings. Tempo Mechanical ( is a full service mechanical contracting firm. In the last 45 years, Tempo has installed and commissioned more than 260,000 HVAC Systems. TexEnergy ( has certified more than 110 million sq. ft. of single family homes as energy efficient or environmentally friendly. US-Eco Logic ( has certified or has certification projects in process for more than 30 million sq. ft. of multifamily– including almost one million square feet in the Middle East. The organization has unique experience in real world applications at the intersection of “green”, “energy efficiency” and “HVAC”.

Eric Johnson

Executive Vice President, Single Family

Eric Johnson is a Single Family Project Manager and has twenty years of management and sales experience in Iowa, Washington D.C., and Texas. He has a strong marketing and advertising background in television and radio. Eric joined US EcoLogic in 2012 and is currently based in our Dallas office.

Aaron Gary

Managing Director Technical Delivery & Quality Assurance Designee

Aaron received a Bachelor of Science in Engineering from the University of Oklahoma and a Master of Architecture from Virginia Tech. He began his post-graduate career with Merriman Associates/Architects as an Intern Architect in downtown Dallas.  Through his experience there, at Walter Parks Architect and at Rouch & Associates Architects, working on multi-family residential, mixed-use, and commercial projects, he gained an extensive understanding of the architecture & construction industries. He also gained valuable experience in sustainable building practices through participation in the DOE’s Solar Decathlon competitions in 2002 and 2005.

Kat Benner

Executive Vice President, Multifamily

Kat Benner has 13+ years experience in the design and construction field, with a background in both architecture and sustainability. She is Sr. Project Manager over a variety of complex multifamily projects, as well as several commercial projects. She holds degrees in Environmental Studies and Anthropology. In her spare time she is an avid cyclist, volleyball player, nature geek, and foodie.

Jerold Davis

Energy Audit Manager

Jerold has over 30 years in the HVAC industry including six years’ experience with a Public Utility Company.  He has a BBA Marketing degree from Texas Tech University.  His focus has been in the residential and commercial market for energy audits and energy upgrades since 2005.  Jerold has been recently involved in comprehensive multiple multi-family projects including major retrofits for both tenant based Section 8 projects and site based low income projects.   He evaluates and recommends energy upgrades and oversees the installation.

Josh Newman

Manager of Field Verification Services

Josh Newman is a Single Family project manager that has been with TexEnergy since 2011. Josh began his career with Fox Energy Specialists as the Operations Manager, working on single family residential, multi-family residential, and light commercial projects. Through on the ground experience, he gained an extensive understanding of the construction industry as it pertains to green and sustainable building practices. Josh has gained several energy certifications and continues to increase his knowledge base in building science and sustainable building practices. He spent 14 months on the ground in Saudi Arabia performing LEED for Homes inspections for the KAPSARC Project which became the 1st LEED for Homes project to be certified outside of North America.

Ross Britton

Managing Partner- Central Texas

Ross joined US EcoLogic in 2011 after serving as an executive for a national HVAC contracting firm for 25 years. He attended the University of Cincinnati and currently resides in Austin, TX. He serves on the Austin HBA Board of Directors and is the incoming Chairman of Skillpoint Alliance.

Jeff Slaugh

Regional Manager – West Coast

Jeff Slaugh comes from the banking and investments industry to bring experience in regulation compliance to the world of green-building, program compliance.  A former BBVA Compass Bank Vice President and Merrill Lynch Advisor, he has taken on over 5 million square feet of U.S.-Eco Logic certification projects in LEED for Homes and NGBS protocols in the Denver and Mountain region.  Jeff has an MBA from the University of Colorado and is a Hers Rater, LEED Green Rater, NGBS Verifier.  His regional responsibilities include Colorado, Arizona and California.

Marie Nisson

Regional Manager- Mid-Atlantic

Marie Nisson is a multifamily project manager based out of the Rockville, MD office.  She graduated from The Catholic University of America in Washington, DC and earned an MBA at The University of Texas in Austin.  Marie joined US-Eco Logic in October 2012 after 12 years in manufacturing and sales at Owens Corning, the Toledo, OH based leader in building materials and innovation.

Jeremy Velasquez

Multi-Family Sr. Project Manager

Jeremy Velasquez graduated in 2006 from the University of Texas @ Arlington with a Bachelor’s Degree in Architecture.  After working as an intern architect at MAA and PBK for approximately 5 years, he joined US ECO-Logic in 2011.  After working in the engineering department, he transitioned over to serve as a Multi-family Project Manager.  He is dedicated to his craft of assisting design teams build sustainable and efficient buildings.

Erin Bordelon

Multifamily Project Coordinator

Erin Bordelon is a multifamily project manager based out of the Irving, TX office.  She graduated from Southern Methodist University in Dallas, TX with a Bachelor of Arts in Corporate Communications and Public Affairs and Psychology.  Erin joined the firm in November 2011 after 5 years at RTKL Associates Inc., an international architecture and planning firm in Dallas.  She is the Education and Events Chair for the USGBC North Texas chapter.

Miranda Hardin

Single Family Project Manager- Central Texas & Gulf Coast

Miranda Hardin graduated from the University of Texas at Austin with a Bachelor of Arts in Economics, a minor in Sociology, and a certificate in Business Foundations from the McCombs School of Business. She joined the company in June 2013 and is the Single Family Project Manager for Central, South, and the Gulf Coast of Texas based in Austin.

Troy Maharg

Vice President of Engineering & Operations

Troy Maharg is the manager of our engineering and operations departments and has over 10 years’ experience in the energy and HVAC field. Troy joined the company in May of 2006 after managing the engineering department for a local HVAC company. He holds many certifications throughout the country and overseas all energy modeling for our single and multi-family departments.

Who We Are

We are the largest provider of energy efficiency and green building services for single and multifamily developers in the world.

How We Work

Through a fully integrated concept-to-completion strategy, our projects reach the highest level of certification at the lowest total job cost.