Energy Services: Blower Door Tests, Duct Leakage Tests, Energy Code Compliance, HERs Ratings, and Energy Star Certification.

Need an independent third-party energy inspector to perform home energy testing? Contact our experts today!

Energy Efficiency Partner San Antonio - Home Energy Testing

Is your city or county requiring a duct leakage and blower door test to sell your newly built home?

Let's us be your partner in building an energy efficient home.

San Antonio, Texas
(Tx), 78209
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Our Mission

More Energy Efficient Homes

“Our mission is to optimize residential buildings to be energy efficient for tomorrow’s generations.”

Home Energy Services

construction of single family home

At Lone Star Energy Efficiency, we offer RESNET Home Energy Ratings.  This rating provides a preconstruction energy analysis of your plans, onsite insulation inspections, and post-construction diagnostic testing. This energy audit can help you or your San Antonio client lower their CPS energy bills. Contact us for a free quote. 

Energy Star Logo

Energy Star certified buildings help save money, energy, and help protect the environment. These Energy Star homes must meet a stricter set of energy performance standards.  At Lone Star, we can help you meet these standards by walking you through the process. Call now to find our how you can get started.

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Are you building in an area that has adopted the International Energy Conservation Code? We can help you meet that code and walk you through the process. Texas has many cities that have adopted energy codes that require a third party to perform an Audit on your building. We can help! Call us to discuss what you will need to meet these codes.

residential energy audits

Do you feel your energy cost is too high on your utility bills?  Do you feel your air conditioner might leak air into your attic? Don’t ask your air conditioning contractor, have a nonbiased San Antonio home energy efficiency expert come to your home to find any improvements that might need to occur. You may think you need an air conditioning repair, but the issue may be in the ductwork. Reach out to our San Antonio office for a free consultation

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Weathering your community helps reduce your customer’s energy costs and the amount of energy your power plant produces.   At Lone Star, we are dedicated to helping Texans across the state reduce their energy cost, improve their health and safety, and help provide for those that are economically vulnerable.  LSEE can help you meet your auditing needs.

multi family complex in new braunfels tx

Are you currently building a new construction multi-family community that needs help with IECC Compliance or Energy Ratings? Or do you have an existing Multi-Family community that needs energy efficiency audits, weatherization, Blower Door or Duct leakage testing, or even Energy Efficiency upgrades?  We offer a vast portfolio of options to help serve you better.  

About Us

We take pride in partnering with all our clients to help them build an energy efficient homes.

With over a decade of experience, Lone Star Energy Efficiency operates to help builders construct energy-efficient buildings that are marketable and affordable to their clients in San Antonio and nearby areas. We took the necessary time to learn to be an expert in Tx, so we can be of better assistance to our clients. An energy auditor can help establish the lower electrical build customers want. Whether helping you plan your new build or guiding you to meet your local code compliance, we are here to support you in meeting your energy sustainability goals.

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At Lone Star, we pride ourselves on making buildings more efficient, putting money back into our San Antonio people’s wallets, and pushing the green standard in home building each year.  Professional home energy auditors can help in more ways than one. It’s important to us that current and future generations will live and work comfortably in these homes. From Home Energy Ratings and Energy Code Compliance to duct leakage and blower-door testing for your new build, our experienced team can take care of any project you have in mind! Our team complies with IB 167, which meets the 2018 International Energy Conservation Code requirements. 

We opened our doors in 2021 after seeing a need for an experienced energy efficiency company that can handle anything from working with governmental agencies in weatherization to helping homebuilders achieve Energy Star certifications and IECC Compliance. Check out CPS Energy Conservation Programs to find more ways to save money for your home in San Antonio.

Our Lead Rater, Clay Paul, has been in the energy efficiency industry for over 10 years and has been in the construction industry for over 20 years. He brings to Lone Star experience and expertise from various projects across the state of Texas.   

  • Worked with 8 different governmental agencies around Texas performing Weatherization Test-in and Test-out inspections for the Weatherization Assistance Program
  • Performed an energy audit for over 1,200 single-family homes and over 3,000 Multifamily home energy audits throughout Texas.
  • Trained by the Department of Energy to perform QA Audits for the WAP
  • Managed a portfolio of energy efficiency programs for a major municipally owned utility that included New Home Construction, HVAC Rebates, Multi-Family, and Single-Family Energy Efficiency lighting programs. 
  • Presented Energy Efficiency at different conferences and community events around Central Texas.

Doing all this and more is what we do as a Lone Star rater to help you meet your Energy Efficiency needs. We pride ourselves on serving our San Antonio community and any surrounding city to ensure a greener and brighter tomorrow. If you want to know if you’re in our service area, contact us, and we’ll see if we can perform the home energy assessments you need. 

Give our San Antonio home energy auditor experts a call to get your energy savings at 210-953-3528 today!


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Certified RESNET HERS Rater

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Building Performance Institute

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Energy Star Certification for Buildings

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