Popular Cities
24 companies listed · 10 in Glen Burnie · 9 open 24/7 · 16 open weekends · 21 rated 4.5+
Data verified October 21, 2026
The 24 companies listed for Glen Burnie, MD work on furnaces, heat pumps and air conditioners. Each profile repeats what the company publishes about its hours, its license and the equipment it fits, alongside ratings and quotes drawn from public reviews.
Of the 24 companies we list here, 10 are in Glen Burnie itself and 14 come from towns including Glen Arm (3, 22 mi), Dundalk (2, 10 mi) and Silver Spring (2, 25 mi). 23 of the companies on this page have a rating, from 4.0 to 5.0 across 8,944 reviews; 13 have 50 or more reviews and 21 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (94%), responsiveness (86%) and punctuality (82%). 9 are open around the clock; 16 are open on Saturdays and 13 on Sundays. The services the companies on this page list most often on their websites are heating (4), air conditioning (2) and indoor air quality (2). 10 show a license on their websites; 1 lists staff certifications (NATE) and 9 have a BBB rating of A or A+. Domain records put 13 websites of the companies on this page at ten or more years old; the oldest dates from 1994. 12 offer emergency call-outs; 13 offer financing or payment plans; 6 give free estimates; 4 are family- or locally-owned and 9 list coupons or special offers. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
10 of the 24 companies are based in Glen Burnie; the others come from other towns within 30 mi. This trade drives to you, so a shop over the county line is normal. Ask whether your address carries a travel charge.
