Meet the Team
Mark Costis
President
Suzanne Ferro
KJay Autullo
Chief Operating Officer
Dia Preston
Chief Financial Officer
David Dumphy
Vice President of Sales
Our Team Over The Years
Always Free Estimates & Proposals
Installation, maintenance, service & repair
Serviced Customers
Years in Business
Total Customers
Our
Promise
Recent Blogs
How to Choose the Right Generator Size for Your Hardee County Home
Have you ever been in your Hardee County home looking up the power outage map wondering when your power is going to come back on? The best way to avoid this inconvenience is with an emergency home generator. Getting the right generator starts with picking the right...
Generator Maintenance Tips for Gilchrist County Homeowners
A backup home generator is one of the best investments you can make for your Gilchrist County home. They ensure that you’ll be comfortable in your home regardless of what may be causing the power outage. However, generator maintenance is something that many homeowners...
The Benefits of Emergency Home Generators for Flagler County Residents
Beautiful coastlines, sunny weather, and a charming atmosphere are some of the traits that make up Flagler County. One downside however is that the weather can be unpredictable and a power outage can happen at any moment. When this happens, instead of scrambling...
"Mark Costis and the Generx team keep my whole house powered in case of city power outages. They have the greatest service and excellent products. With a full tank of propane (250 gallons) I can run my whole house for at least a week. Thanks Mark! A Generx Generator was a great investment!"
Adil
"Irma would've been an even bigger nightmare without our generator--it's officially my new favorite thing, and I'm grateful for the work you're doing in the Tampa Bay area."
Danielle
South-West Florida: (941) 505-1212
Lakeland: (863) 260-7032
Ocala: (352) 581-7008
Flagler: (321) 621-8853
Jupiter: (561) 581-8499
Sarasota: (941) 867-4155
Naples: (239) 789-2633
Nashville: (615) 212-5900
Memphis: (901) 883-5900