Dor-Mar Heating & Air Conditioner Service | Call Today, Service Today Guaranteed


All About Gahanna Ohio

Named one of the ‘Best Hometowns’ by Ohio Magazine, Gahanna offers 750+ acres of parkland, vibrant neighborhoods,opportunities for business growth & more! Rich in heritage and diversity, Gahanna offers a friendly environment, unique historic attractions, high-quality restaurants and accommodations, eclectic shopping destinations and expansive green space.

Located eight miles from the center of Columbus, and just a few minutes away from the John Glenn Columbus International Airport, Gahanna is a great location for business or leisure. You’ll find a wide variety of seasonal and special events in the Gahanna area.

Gahanna was founded in 1849 by John Clark of Ross County, from 800 acres of land that his father had purchased in 1814 from Governor Worthington. The city gets its name from Clark’s property called the Gahanna Plantation. The name Gahanna is derived from a Native American word for three creeks joining into one and is the former name of the Big Walnut Creek. The official seal of the City of Gahanna’s contains the inscription “Three In One” which refers to this confluence of three creeks.

A major attraction in Gahanna is Creekside Park, offering waterfalls, paddleboats and nearly a dozen great restaurants as well as plenty of shopping. Visit the Ohio Herb Center, tour wineries, attend premier events and more.

Local Attractions in Gahanna Ohio

All About Gahanna, Ohio 1 Creekside Conference & Event Center
101 Mill St Gahanna, OH 43230
(614) 416-8188
LOCATION: 40.0202664,-82.8818911

Creekside of Gahanna is a popular central Ohio destination where you can enjoy nature, community activities, arts, and incredible local restaurants.

Griffin Gallery at Creekside
77 Mill St Gahanna, OH 43230
(614) 385-3600
LOCATION: 40.0195386,-82.8820355

Founded in January 2014, this gallery showcases Ohio historical are created by local and nationally known artists. They display works that highlight Ohio’s rich artistic history and the artists it produced. Features many social events to promote exposure to fine art the local creative talents.

Gahanna City Hall
200 S Hamilton Rd Gahanna, OH 43230
(614) 352-4000
LOCATION: 40.0143387,-82.8683542

The city of Gahanna represents one of the most successful communities in Ohio. With over 34,000 residents, Gahanna is one of the fastest growing suburbs of the Metropolitan Columbus area. City hall houses the local government offices.

Veterans Memorial Park
73 W Johnstown Rd Gahanna, OH 43230
(614) 342-4250
LOCATION: 40.0182359,-82.8827449
Gahanna Division of Police
460 Rocky Fork Blvd Gahanna, OH 43230
(614) 342-4240
LOCATION: 40.0137713,-82.8676239

The Division of Police is a community-focused, professionally-minded law enforcement agency comprised of 55 full-time sworn officers, three part-time sworn officers, 11 communications technicians, six reserve (volunteer) officers and four civilian support staff members.

Mifflin Township Division of Fire
155 Olde Ridenour Rd Gahanna, OH 43230
(614) 471-0542
LOCATION: 40.0222521,-82.886066

The Mifflin Township Division of Fire provides fire and emergency medical services to the city of Gahanna and the unincorporated areas of Mifflin Township. Responding to more than 11,800 calls for assistance every year with a response time of less than four minutes, the Division of Fire is one of the busiest fire departments in the region.

Gahanna Jefferson Public Schools
160 S Hamilton Rd Gahanna, OH 43230
(614) 471-7065
LOCATION: 40.0222723,-82.8926589

Gahanna-Jefferson Public Schools work at delivering academic excellence, ensuring a healthy learning environment, collaborating with the community, and employing and developing excellent staff. The district is driven by a single, primary focus–The Student Comes First!

Wyandotte Winery
4640 Wyandotte Dr Gahanna, OH 43230
(614) 476-3624
LOCATION: 40.0682743,-82.8955659

Wyandotte Winery is the first and oldest winery in Central Ohio, in operation since 1977. Built in 1976, it was meant to be both a home and a winery. Designed with a large production facility in the cellar, a wine shop and tasting room on the first floor, and a comfortable living space. When Wyandotte was originally built, it was surrounded by acres of field and forest.

Ohio Herb Center
110 Mill St Gahanna, OH 43230
(614) 642-4372
LOCATION: 40.0205029,-82.8815364

Located in The Nafzger-Miller house, The Ohio Herb Center is the perfect place to experience the world of gardening, culinary, aromatic, health and wellness herbs. Listed in the National Register of Historical Places, with the earliest part of the house dating to 1855.

Gahanna Municipal Golf Course
220 Olde Ridenour Rd Gahanna, OH 43230
(614) 342-4270
LOCATION: 40.0459648,-82.8679783

Located along the serene Big Walnut Creek, the golf course is a challenging 9-hole course open March-November, weather permitting. Please call ahead for tee times and arrive 15 minutes prior to your time. Tee times are not available during league play hours.

Service Categories

Dor-Mar is proud to offer the following services to the Central Ohio communities:
Air Conditioning Contractor • Air Conditioning Repair Service • Air Conditioning Store • Air Conditioning System Supplier• Air Duct Cleaning Service • Heating Contractor • Heating Equipment Supplier • Furnace Parts Supplier • Furnace Repair Service • Furnace Store • HVAC Contractor
Scroll to Top


HVAC customer service in Newark, Ohio | Dor-Mar Heating & Air Conditioning

PLEASE NOTE: If you are a renter, please have your landlord/owner contact us directly to schedule service. We can only work with property owners.


Need a quick answer to a question? Enter your question below and we’ll get back to you with an answer. FAST!


Our Comittment to Your Family’s Health & Safety

Learn what we’re doing to keep you and your family, as well as our employees, safe from the spread of the virus as we service your heating and cooling needs.