Company Overview
Company Name
MJN Services
Website
hvacmtrainiermd.comPhone
(301) 507-4069Approx. Annual Revenue
$1.2M
Employees
6
Established
2025
About MJN Services
MJN Services LLC is an HVAC service provider based in Mt Rainier, MD, 20712. With over 22 years of industry experience, the company offers comprehensive HVAC solutions, including installation, repair, and maintenance services for both residential and commercial properties. MJN Services LLC prides itself on delivering exceptional service and strives to meet the specific needs of its customers.
Business Profile
Read from the MJN Services website on Oct 13, 2026. Hover an item to see the exact wording it came from.
How MJN Services works
About the website
- Website quality (AI-assessed)
- 6/10 · Thin content, mostly boilerplate; No copyright year shown
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Frequently Asked Questions about MJN Services
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Technologies Used
Key Decision Makers
Steven Jardine Owner