About
Locally owned and operated, Diamond Air Conditioning is your trusted source for professional HVAC installation, repair, and maintenance in Baltimore and the greater Maryland region. With over 4 years of experience, our certified technicians handle everything from emergency AC repairs to complete system replacements.
Services
- Duct CleaningUSD 214–338 · ESTIMATE
- HVAC System DesignUSD 93–364 · ESTIMATE
Brands We Work With
Credentials
- License: LIC-82915-US Verified(Maryland DLLR)
- Insurance: Verified
- Background check: Passed
- Employees: 51-100
- Service radius: 45 km
Reviews (9)
- ★★★☆☆Reliable and fair
Diamond Air Conditioning did an amazing job. The technician arrived on time, was very knowledgeable, and fixed the issue quickly. Fair pricing too.
- ★★★★★Great service!
The team from Diamond Air Conditioning was friendly and efficient. They completed the AC installation ahead of schedule. Very satisfied.
- ★★★☆☆Reliable and fair
The team from Diamond Air Conditioning was friendly and efficient. They completed the AC installation ahead of schedule. Very satisfied.
- ★★★☆☆Quality workmanship
We have used Diamond Air Conditioning for years and they never disappoint. Honest pricing, quality work, and they always clean up after themselves.
- ★★★★★Excellent work
Very happy with the service from Diamond Air Conditioning. They replaced our entire HVAC system and the difference is night and day. Highly recommend.
- ★★★★★Great service!
Diamond Air Conditioning did an amazing job. The technician arrived on time, was very knowledgeable, and fixed the issue quickly. Fair pricing too.
- ★★★★★Highly recommend
Diamond Air Conditioning installed a new furnace for us last month. Great communication throughout the process and the crew was very respectful of our home.
- ★★★★★Very professional
Had Diamond Air Conditioning come out for our annual maintenance. The tech was thorough and explained everything. Good value for the price.
- ★★★★☆Quality workmanship
Outstanding customer service from start to finish. Diamond Air Conditioning went above and beyond to make sure we were comfortable.