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Same-Day Service


Winstar Guarantee
"You're Happy or It's FREE!"


Upfront Pricing

winstar specials

Customer Testimonials

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"Showed up on time and got the work right...!"
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-Christopher Mason

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"They have always been professional...!"
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-Jonya Smalls

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"Pleasant, fast, and went over and above...!"
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-Judi Lohn


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We’re really good, ask our customers!


Quality detailed work. Keeps appointment time scheduled. Gives timely updates of the job. He maintained a very clean work site. I definitely will recommend to my friends.

– John M. in Covington, LA


Within just 15 years, Winstar Services has expanded into a large and well-run company with over 100 employees. We take great pride in being able to complete quality HVAC, electrical, and plumbing service repairs for a wide variety of customers, from residential homes to large commercial and military establishments.

Since 1995, Winstar has relied on good old-fashioned customer service to grow and expand our service area. We are now able to provide our unmatched HVAC and electrical services to a huge range of customers throughout Maryland, Delaware, Washington, DC, Northern Virginia, Southern PA and North Carolina without sacrificing any quality or care.

We Can Do It All!
We work on everything HVAC, electrical, and plumbing in your home or business, no matter how simple or how complex. If you don’t see what you are looking for on our website, don’t hesitate to give us a call at 410-360-0058.

Our goal is to earn your trust and repeat business. We strive to provide superior service at reasonable rates, saving you time and money. You can expect polite and professional behavior, shoe-protectors, and constant communication from our expert technicians.

Winstar Guarantee – You’re Happy or It’s Free!
You can count on our more than 15 years of experience in all aspects of HVAC, electrical, and plumbing services. We offer a full range of services and True 24-Hour Service to our residential customers. Simply Contact Us today to discover how we can supply you with the reliable, cost-effective, and timely service you are looking for.

On-Time, Background Checked and Drug Tested Technicians

We at Winstar are committed to rendering a technically superior job to our customers at a fair price and on a timely basis. Our experienced technicians are background checked and drug tested for your safety and comfort. We want each of our clients to be pleased enough with our service that they plan to call us again next time and are happy to recommend us to others. This is why we insist that our service department offers outstanding customer satisfaction.

Upfront, Gimmick-Free Pricing

In addition to making sure you are safe and satisfied, our other goal is to make your home repairs and replacements as affordable as possible. We don’t sell you on services you don’t need and guarantee that the price you are told in the beginning is the price you pay at the end, always. If we don’t get it right the first time, for any reason, we will return for a no-questions-asked, free follow-up repair.

We’re the Baltimore Electric, Heating and Cooling experts.

Check out our Total Care Club for priority scheduling, discounts, and other benefits.

With our Winstar Guarantee – You’re Happy or It’s Free!