Headquartered in Austin, Texas
Our professional staff includes Mechanical Engineers, Professional Engineers, Certified Energy Managers, Multi-family Building Analysts and Facilities Specialists. HES has extensive experience and expertise in all aspects of energy management, including energy efficiency analysis, energy master planning, alternative energy sources, and building commissioning.
Mission Statement:
Energy consultation done right. Our focus is to provide practical solutions for every unique challenge. All projects (large or small) are treated with the same level of professionalism, because we understand and care about the real-life repercussions of each.

Jessica Harris
President & WBE Owner
Jessica is a Certified Energy Manager with a mechanical engineering degree from New Jersey Institute of Technology. Jessica began her career in mechanical design and quickly got involved in Read More

Deng Lin
Director of Energy Services &
Lead Commissioning Agent
Deng is a professional engineer with expertise in all aspects of Energy Engineering.
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Abigail Lancaster
Energy Analyst & Director of Education Outreach
Abigail is currently attending Texas State University for a bachelor’s degree in interdisciplinary sciences.
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Johan Agudelo
Energy Engineer
Johan is an Energy Engineer with a mechanical engineering degree from Rutgers University.
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Leamari Gamboa
Energy Engineer
Leamari is an Engineer in Training and graduated from Texas A&M University in August 2021
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Reba Lopez
Senior Data Analyst
Reba is a Senior Data Analyst with a Business degree from National University.
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Jason Ramsarran
Energy Engineer
Jason is an engineer, through and through. He enjoys building from scratch and any hands-on projects. He has even worked on various types of aircrafts and believes they’re much easier to fix than cars! He is also very interested in electric vehicles and their future impact on society.
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Robin Johnson
Energy Analyst and Business Operation Manager
We are glad to have Robin on board; she helps operations move along even smoother than before and has really hit the ground running. She has a wonderful disposition and a keen insight into authentic details that matter. We appreciate all that she does already and know she will do great things with our team.
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Matthew Seganti
Associate Engineer
Matthew is attending SUNY Maritime College in Bronx, NY. He will be graduating with a B.S. of Engineering in Mechanical Engineering. Matt helps in all sectors of HES.
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Zia Leigh
Energy Analyst
Zia graduated from University of Arkansas with a B.S. in Biology and minor in English. She assists in the Building Energy Modeling and Photovoltaic Feasibility sector of Harris Energy Solutions.
Check out these fun facts about her:

Daniel Jimenez
Mechanical Engineer
Daniel is an Energy Engineer with a Mechanical Engineering degree from Macaulay Honors College at the City College of New York.
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