Whole House & Commercial Generators in Texas
Generac, Kohler, Cummins and Briggs & Stratton standby generators, sized and installed by Texas’ largest dedicated generator team, with more than 20,000 installs behind it.
Why Grasten
Why Choose Grasten for Your Home Standby Generator?
100% Generator Focus
Grasten sells, installs and services standby generators and nothing else, so every technician on your job works on generators every day.
20+ Years of Experience
More than 20,000 installations across Houston, Dallas and Fort Worth, and over 3,200 customer reviews to show for them.
In-House Expert Team
Our own certified crews handle the site visit, permit, install and inspection. No subcontractors and no handoffs between companies.
Brand Partners
Authorized Generator Brands We Install & Service
Get Expert Guidance
Unsure Where to Start? Get Expert Guidance.
The right size and the right spot on your property decide how well a generator performs and whether it passes local code. Every free Grasten consultation looks at your power needs and your site, then ends with a proposal for your home.
Free Virtual & In-Home Consultations Available
Reviews
Recognized for Outstanding Generator Service
Financing
Affordable Financing & Incentives
Spread the cost of a standby generator across monthly payments. Grasten financing runs through Synchrony Bank, with a simple application and a fast credit decision.
Learn More About FinancingAccessories & Parts
Essential Generator Accessories and Parts
Add the parts that keep a standby generator running well for years: Generac Mobile Link monitoring, cold weather kits, whole-house surge protection and load management modules, each fitted by our own technicians.
Free Estimate
Call Today to Schedule Your Free Estimate
Book a free estimate before the next outage. A Grasten generator specialist will size the right system for your home or business and give you a proposal, with no obligation.