CK-12 Foundation Information
Summary
CK-12 Foundation is a private company that has been in the industry for 19 years. The company currently specializes in the Primary/Secondary Education area. Its headquarters is located at Palo Alto, California, USA. The number of employees ranges from 100 to 250. The annual revenue of CK-12 Foundation varies between 5.0M and 25M. To connect with CK-12 Foundation employee register on SignalHire.
Organization Website | ck12.org |
Social Links |  |
Phone Number | 650-494-1302 |
Industries | |
Headquarters Location | 4300 Bohannon Dr, Menlo Park, California, 94025 US |
Employees Size | 100-200 employees |
Specialties | Education, Education Technology, Textbooks, Math, Science, K-12 content, OER, Edtech, AI in Education, AI Tutor, AI Learning, Responsible AI |
SIC Code | 8300 |
DMA Code | San Francisco Bay Area |
Founded | 2007 |
Estimated Annual Revenue | $5.0M - 25M |
Operating Status | Independent Company |
Competitors
Founded | Type | Employees | Revenue | Funding | |
|---|---|---|---|---|---|
| 2005 | Nonprofit | 500 - 1.0K | 43.7M | $13.2M | |
| 1995 | Privately Held | 500 - 1.0K | 260M | $289M | |
| 2010 | Privately Held | 250 - 500 | 75M | $116.2M | |
| 2011 | Privately Held | 100 - 250 | 4.5M | $8.2M |
Estimated Website Traffic
The chart shows a growth in traffic to the ck12.org website. In January, traffic increased to 404749134, compared to 392173441 in the previous month. The highest traffic in 2026 was recorded in January, reaching 404749134 visits.
Employees Turnover 4 quarter 2025
Number of employees switched from or switched to
Length of Employment
Employee tenure at CK-12 Foundation shows a diverse range of experience levels:
2% have been with the company for less than 1 year4% for 1–2 years9% for 3–4 years11% for 5–7 years9% for 8–10 years66% have over 11 years of service at CK-12 FoundationEx-employees positions
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