Powering Texas Cities with Clean Energy

Big Sun Solar partners with municipalities across Texas to design, build, and manage solar and battery storage programs that reduce operating costs, strengthen grid resilience, and move communities toward a cleaner future.

Trusted by the cities shaping Texas's clean energy future
City of San Antonio official emblem with stars and decorative border.Logo with white letters 'EPA' stacked above 'TX' in white next to an orange star outline, followed by text 'City of El Paso' below in blue.

Full-Service Solar Solutions for Local Government

From rooftop arrays on city offices to floating solar on county reservoirs, Big Sun delivers turnkey solar and energy storage solutions built for the scale, compliance requirements, and long-term planning horizons that government projects demand.
CUSTOM, cost-effective solar for texas cities
$30M+
in projected energy savings for our municipal partners over 25 years.
What We Deliver
Big Sun provides end-to-end solar and energy storage solutions for local government — from system design and construction through long-term monitoring and maintenance. Every project is engineered for durability and backed by our team for the life of the system.
Solar PV - Rooftop
Rooftop systems sized for city offices, libraries, recreation centers, fire stations, and municipal buildings. Engineered for structural compatibility and long-term performance.
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Solar Canopies
Covered parking structures that generate clean energy while providing shade and weather protection. Proven at airports, city facilities, and public parking lots across Texas.
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Ground-Mount & Floating Solar
Large-scale ground-mount and floating solar arrays for sites with available land or water infrastructure. Ideal for county-level programs with ambitious capacity targets.
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Row of large white industrial electrical cabinets mounted on a concrete platform under a blue sky with scattered clouds.
Battery Energy Storage
Utility-scale and behind-the-meter battery systems that store solar energy for use during peak demand or outages.
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Exterior of Northeast Senior Center building with City of San Antonio Department of Human Services signage on wooden panel wall.
Resilience Hubs
Battery-backed facilities designed to keep the lights on during grid outages — providing shelter, power, and connectivity when communities need it most.
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Speedcurve Performance Analytics
Asset Management
Long-term monitoring, maintenance, and performance optimization across the full portfolio. Big Sun manages what we build so your team doesn't have to.
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The Big Sun Advantage

Texas Born. Texas Powered.

  • Headquartered in Texas since 2015
  • We understand Texas policies, incentives, and weather. We build systems designed to thrive right here in Texas.
  • We’ve helped communities and companies across every industry in Texas go solar for over a decade.

No Middlemen.
Only Big Sun.

  • All engineering, design, and installation are handled by our in-house team.
  • Our crews live and work in the regions we serve.  No out-of-state contractors or one-size-fits-all solutions.
  • One team, one standard of excellence. Every step of the process managed under one roof.

Local Government Specialization

  • Proven track record delivering solar solutions for municipalities.
  • Focused on long-term savings, energy resilience, and grid independence.
  • Committed to supporting the communities we live in through clean, reliable energy.
Aerial view of a city skyline at sunset featuring a large stadium on the left and a tall observation tower in the center.
This will be the largest local government on-site solar project in Texas and the second-largest in the nation. The City of San Antonio is setting a new standard in Texas of what is possible to reduce carbon emissions, adapt to climate change, and ensure San Antonio remains a healthy, vibrant City for generations to come.
Erik Walsh
City Manager, City of San Antonio
$11M
cumulative net financial savings over 25 years
54
Total Sites
13%
of municipal energy powered by solar
Trusted and vetted by leading organizations
Ready to bring solar to your city?
Whether you're exploring solar for a single facility or planning a city-wide program, Big Sun's local government team can help you evaluate your options, navigate funding, and build a plan that works for your city and community.
Local Government Solar Inquiry

Have questions how solar could work for your city? Reach out below and our team will guide you through the next steps.

Thank you for your interest in going solar through TIPS. One of our solar experts will be in touch with you soon.
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our experience
Solar Solutions for Facilities of All Sizes
Whether you're managing a single campus or a large portfolio of facilities, we deliver scalable, cost-effective solar solutions tailored to your needs. Our in-house team handles everything from design to installation. Ensuring your facilities reduce energy costs and meet goals with minimal disruption.
Goodwill San Antonio rooftop solar
Non-Profits
We help mission-driven organizations reduce operating costs and reinvest more into the communities they serve.
Aerial view of a truck stop with multiple covered parking areas equipped with solar panels, parked trucks, and flags including the American and Texas flags.
Manufacturing
Our solar solutions support manufacturers with high energy demands, lowering utility costs and increasing long-term efficiency.
Exterior of Northeast Senior Center building with City of San Antonio Department of Human Services signage on wooden panel wall.
Municipalities
We partnered with the City of San Antonio for the 2nd largest onsite solar project for a municipality in the US.

We're consistently rated 5 stars by our customers with an 88 NPS score. One of the highest NPS ratings in the industry.

"This will be the largest local government on-site solar project in Texas and the second-largest in the nation. The City of San Antonio is setting a new standard in Texas of what is possible to reduce carbon emissions, adapt to climate change, and ensure San Antonio remains a healthy, vibrant City for generations to come."

Erik Walsh
City Manager
City of San Antonio

"Our preschool is the first campus to have LEED platinum certification in the United States and only second in the planet. Big Sun Solar was really involved, integrated and invested in this project and can be proud of what we were able to accomplish here with us."

Tim Morrow
President & CEO
San Antonio Zoo

"We at Ancira are excited to bring solar carports to our dealership because not only will it bring long term savings for our business, but we’re able to reduce greenhouse gas emissions, provide shade to our customers, and it makes us feel like we’re being good stewards of our community."

April Ancira
Vice President
Ancira Auto Group

"We get the real benefit on our insurance premium for our inventory so that was the biggest financial driver on top of tax credits plus accelerated depreciation. I would tell my fellow dealers to contact Big Sun Solar to look at the opportunity and have them crunch the numbers."

Bobby Cavender
President
Cavender Auto Group