Keystone School: Detailed Company Information & Corporate Profile
Summary
Keystone School is a private company that has been in the industry for 78 years. The business currently specializes in Education Management area. Keystone School's headquarter is located at San Antonio, Texas, USA. The number of employees is at least 100. Register with SignalHire to connect with Keystone School employees and management.
| Keystone School Website | keystoneschool.org |
| Social Links |  |
| Phone Number | 210-735-4022 |
| Industries | |
| Keystone School Headquarters address | 119 E Craig Place, San Antonio, TX, 78212 US |
| Company Size | 100-200 employees |
| Specialties | Education |
| SIC Code | 8200 |
| DMA Code | Greater San Antonio |
| Founded | 1948 |
| Estimated Annual Revenue | $10M - 50M |
| Operating Status | Independent Company |
| Updated: | 2026-07-08 |
Competitors
Name | Founded | Type | Employees |
|---|---|---|---|
| 1913 | Nonprofit | 25 - 100 | |
| 1998 | - | 25 - 100 | |
| 1969 | - | 200-500 |
Workforce Turnover
Length of Employment
Keystone School's workforce includes employees across a wide range of tenure levels.
5% have been with the company for 1 to 2 years19% have been with the company for 5 to 7 years10% have been with the company for 8 to 10 years67% have been with the company for more than 11 years
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Keystone School Corporate Information: FAQ
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