Planning standby power around the work that cannot stop
A practical starting point for commercial facilities, public infrastructure, and data centers planning backup power.
Read articleTEXAS TOUGH. MISSION READY.

24/7 RESPONSE
TEXAS TOUGH. MISSION READY.
Your operation doesn’t have to.
Scroll to bring the power back.
Power systems. Electrical expertise. Relentless support.
830.570.758701 / COMPLETE POWER SOLUTIONS
From the first site assessment to the call in the middle of the night. One team for your entire power system.
Power systems selected for your facility and integrated from installation through commissioning. Generators, transfer switches, switchgear, and controls—working together.
Explore this service ↗Preventive and predictive maintenance, load-bank testing, and system checks that help reveal problems before the next outage.
Explore this service ↗When the unexpected hits, get a team on the phone. Emergency diagnostics, field repairs, and power restoration support for critical operations.
Call 830.570.7587Keep projects moving through planned shutdowns, temporary capacity needs, and emergency outages with flexible generator rental solutions.
Explore this service ↗In-house electrical capability connects generation, distribution, automatic transfer switches, and control systems into a complete power solution.
Explore this service ↗Fuel polishing, transfer systems, storage tanks, and custom generator enclosures. Support for the infrastructure behind dependable backup power.
Explore this service ↗02 / WHO WE POWER
Different missions. The same need for dependable power when everything is on the line.
When every workload matters, your backup power needs more than a promise. Build readiness into your infrastructure with integrated generation, testing, and responsive support.
Help keep essential services available through an outage. Power and electrical support for public facilities, municipal water systems, and wastewater infrastructure.
Protect the systems your people and customers depend on. From commercial facilities to manufacturing and field operations, put a practical continuity plan in place.
Oil & gas / Manufacturing / Agriculture / Water & wastewater

03 / HEAVY EQUIPMENT REPAIR
Busted hydraulics. Damaged panels. Dead in its tracks.
Scroll to call in the comeback.
Tell us what’s down, where it is, and what the job demands. We’ll help you map out the next move.
Talk to our service team
04 / THE PEOPLE BEHIND THE POWER
Lonestar Power Systems brings power generation, electrical expertise, and field service together under one roof.
We work across Texas with the people responsible for keeping facilities running. From a planned installation to an unexpected outage, our focus stays the same: your operation.
LONESTAR IN THE FIELD
A look at the equipment, jobsites, and workdays behind the name.
FIELD GALLERY 04 PHOTOSSelect a photo for the full view.
KNOWLEDGE THAT KEEPS YOU MOVING
A practical starting point for commercial facilities, public infrastructure, and data centers planning backup power.
Read articleAn engine that starts is one checkpoint. Understand how maintenance records and testing support a fuller readiness picture.
Read articleA clear repair request starts with the machine, the symptoms, and the jobsite. Here is what to collect without creating more risk.
Read article05 / LET’S GET TO WORK
A new facility. A better backup plan. A machine that needs to get back to work. Tell us what you’re facing.