California ISO Information
Summary
California ISO is a ngo/npo/nfp/organization/association company that has been in the industry for 29 years. The company currently specializes in the Utilities, Multi-Utilities areas. The position of the CEO is occupied by Elliot Mainzer. Its headquarters is located at Folsom, California, USA. The number of employees ranges from 500 to 1.0K. The annual revenue of California ISO varies between 100M and 500M. To connect with California ISO employee register on SignalHire.
Organization Website | caiso.com |
Social Links |   |
Phone Number | 1-916-351-4400 |
Industries | |
Headquarters Location | Folsom, CA, US |
Employees Size | 500-1000 employees |
SIC Code | 8300 |
DMA Code | Sacramento Metropolitan Area |
Founded | 1998 |
Estimated Annual Revenue | $100M - 500M |
Operating Status | Independent Company |
Competitors
Founded | Type | Employees | Revenue | Funding | |
|---|---|---|---|---|---|
| 1972 | Nonprofit | 1.0K - 5.0K | 396.6M | $10.7M | |
| 1940 | Nonprofit | 25 - 100 | 58M | $0 | |
| 1927 | Nonprofit | 500 - 1.0K | 368.7M | $0 | |
| 1968 | Nonprofit | 100 - 250 | 70M | $0 |
Estimated Website Traffic
The chart shows a decline in traffic to the caiso.com website. In February, traffic decreased to 102116, compared to 108930 in the previous month. The highest traffic in 2026 was recorded in January, reaching 108930 visits.
Employees Turnover 4 quarter 2025
Number of employees switched from or switched to
Number of employees by department
Length of Employment
Employee tenure at California ISO shows a diverse range of experience levels:
1% have been with the company for less than 1 year15% for 1–2 years14% for 3–4 years9% for 5–7 years17% for 8–10 years44% have over 11 years of service at California ISOEx-employees positions
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