JSI: Detailed Company Information & Corporate Profile
Summary
JSI is a private company that has been in the industry for 64 years. The business currently specializes in Telecommunications area. Donghyun Lee is the Chief Executive Officer at the company. JSI's headquarter is located at Greenbelt, Maryland, USA. The number of employees is at least 100. Register with SignalHire to connect with JSI employees and management.
| JSI Website | jsitel.com |
| Social Links |  |
| Phone Number | 301-459-7590 |
| Industries | |
| JSI Headquarters address | 6404 Ivy Ln, Greenbelt, Maryland, 20770 US |
| Company Size | 500-1000 employees |
| Specialties | telecommunications, business strategy, regulatory, financial consulting, broadband, management consulting, strategic planning, engineering |
| SIC Code | 7380 |
| DMA Code | Washington Metropolitan Area |
| Founded | 1962 |
| Estimated Annual Revenue | $100M - 500M |
| Operating Status | Independent Company |
| Updated: | 2026-07-27 |
JSI Org Chart
Chief Executive Officer
Chief Executive Officer
C-Level
Workforce Turnover
Number of employees switched from or switched to
Departmental sample breakdown
Length of Employment
JSI's workforce includes employees across a wide range of tenure levels.
4% have been with the company for less than 1 year7% have been with the company for 1 to 2 years9% have been with the company for 3 to 4 years9% have been with the company for 5 to 7 years9% have been with the company for 8 to 10 years63% have been with the company for more than 11 years
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JSI Corporate Information: FAQ
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