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Commercial Services
Our services are listed below, but our specialty is the maintenance, repair, and replacement of roof top packaged equipment. Our commercial clients include familiar names such as H&R Block, General Dynamics, Marada, Flowserve, and New Windsor Bank.
Service and Replace :
- Air Conditioning
- Heating
- Heat Pumps
- Gas & Oil Furnaces
- Water Heaters
- Roof Top Packaged Units
- Compressors
- Chillers
- Cooling Towers
- Refrigerations Boxes
- Ice Machines
- Exhaust Fans
- Air Rotation Units
Maintenance Agreements :
- Quarterly Agreements
- Semi Annual Agreements
- Custom
Why Preventive Maintenance?
Read about it here: 
Download PDF (484 KB)
Hours of Operation
Mon - Fri : |
8:00AM - 4:30PM |
Sat & Sun : |
Closed |
| Emergencies : Call for Service | |
Contact Info
Phone : |
1-888-684-0657 |
| 1-410-840-9328 | |
Fax : |
1-410-840-8288 |
Email : |
Contact@4jem.com |
Location
150 Airport Drive Unit 1
Westminster, MD 21157
Check out our FAQ Section for Frequently Asked Questions
York Extended Warranty Terms and Conditions
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