Tessco LLC: Detailed Company Information & Corporate Profile
Summary
Tessco LLC, headquartered in Hunt Valley, MD, is a U.S.-based telecoms firm that has been operating independently since 1982.
The company specializes in network systems and base station infrastructure, offering comprehensive installation, test, maintenance, training, and related services for carriers and service providers.
With a workforce of 500 to 1,000 employees, Tessco generates annual revenues between $100 million and $500 million within the Baltimore Metropolitan Area. Key leadership includes Vice Presidents Michele Polanco, Kelly Mavias, and Andrew Sapitowicz, alongside roles such as SAP Architect Chandrasekhar Naraparaju and Salesforce Administrator/Developer San.
| Tessco LLC Website | tessco.com |
| Social Links |    |
| Phone Number | 800-472-7373 |
| Industries | |
| Tessco LLC Headquarters Address | 11126 McCormick Road, Hunt Valley, MD, 21031 US |
| Company Size | 500-1000 employees |
| Specialities & Services | Network Systems, Base Station Infrastructure, Installation Test & Maintenance, Training & Services |
| SIC Code | 3577, 3576, 3575, 3600 |
| NAICS Code | 334118 Computer Terminal and Other Computer Peripheral Equipment Manufacturing, 333316 Photographic and Photocopying Equipment Manufacturing, 334418 Printed Circuit Assembly (Electronic Assembly) Manufacturing, 334613 Blank Magnetic and Optical Recording Media Manufacturing |
| DMA Code | Baltimore Metropolitan Area |
| Founded | 1982 |
| Estimated Annual Revenue | $100M - 500M |
| Operating Status | Independent Company |
Tessco LLC Org Chart
Chief Executive Officer
C-Level
General Manager
Competitors
Name | Founded | Type | Employees |
|---|---|---|---|
| 1976 | Public Company | 10K - 50K | |
| 1957 | Public Company | 5.0K - 10K | |
| 1972 | Privately Held | 25 - 100 | |
| 1906 | Privately Held | 5.0K - 10K |
Estimated Website Traffic
The chart shows a growth in traffic to the tessco.com website. In August, traffic increased to 33801, compared to 30072 in the previous month. The highest traffic in 2026 was recorded in March, reaching 50284 visits.
Workforce Turnover
Number of employees switched from or switched to
Departmental sample breakdown
Length of Employment
Tessco LLC's workforce includes employees across a wide range of tenure levels.
2% have been with the company for less than 1 year3% have been with the company for 1 to 2 years7% have been with the company for 3 to 4 years8% have been with the company for 5 to 7 years13% have been with the company for 8 to 10 years67% have been with the company for more than 11 years
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Tessco LLC Corporate Information: FAQ
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