Capstone Mechanical, LLC: Detailed Company Information & Corporate Profile
Summary
Capstone Mechanical, LLC was founded in 2011 and is headquartered in Portsmouth, NH. The company operates within the facility management sector, employing between 100 and 200 professionals and generating annual revenue between $10 million and $50 million.
In its core operations, Capstone specializes in HVAC/R service and maintenance as well as unit replacement, delivering comprehensive solutions to commercial facilities across the United States.
The leadership team includes Vice President of National Services Jordan Raddant, CFO and member James McKenna, HR Coordinators Kaysee Sieg and Leonora Kunuria, Finance Accountant/Analyst Jennifer Lyne Sharpe, Business Support Analyst Cheryl Drolet, Senior HVAC Technician Robert Geany, Lead Business Support Analyst Justin DePhilippo, General Manager—Project Division Melinda Libby, Service Technician Carlos Candelario, Heating Air Conditioning Technician Antonio Galindo, General Manager Anthony Largar, Heating Air Conditioning Service Technician Michael McHugh, Field Service Technician Erich Mosher, Heating Air Conditioning Service Technician Kobe Moon, and HVAC Project Lead Andrew Jensen.
| Capstone Mechanical, LLC Website | cstonemechanical.com |
| Phone Number | 603-319-8389 |
| Industries | |
| Capstone Mechanical, LLC Headquarters Address | Portsmouth, NH, 03801 US |
| Company Size | 100-200 employees |
| Specialities & Services | HVAC/R Service & Maintenance, Unit Replacement |
| Founded | 2011 |
| Estimated Annual Revenue | $10M - 50M |
| Updated: | 2026-09-18 |
Estimated Website Traffic
The chart shows a growth in traffic to the cstonemechanical.com website. In August, traffic increased to 252, compared to 235 in the previous month. The highest traffic in 2026 was recorded in August, reaching 252 visits.
Workforce Turnover
Number of employees switched from or switched to
Departmental sample breakdown
Length of Employment
Capstone Mechanical, LLC's workforce includes employees across a wide range of tenure levels.
7% have been with the company for less than 1 year13% have been with the company for 1 to 2 years13% have been with the company for 3 to 4 years20% have been with the company for 5 to 7 years27% have been with the company for 8 to 10 years20% have been with the company for more than 11 years
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Capstone Mechanical, LLC Corporate Information: FAQ
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