- 26
Novato, CA · est. 2011
Electronics & Instruments
Small disadvantaged—
- 27
San Francisco, CA · est. 2023
Electronics & Instruments · Engineering & Testing
Small disadvantaged—
- 28

Lake Forest, CA · est. 2018
Electronics & Instruments
Woman-owned—
- 29
Oakland, CA · est. 2025
Electronics & Instruments · Medical Devices
—
- 30
Sunnyvale, CA · est. 2020
Electronics & Instruments
—
- 31
Menlo Park, CA · est. 2024
Electronics & Instruments
Woman-owned+1—
- 32
Santa Cruz, CA · est. 2025
Electronics & Instruments
—
- 33
Solana Beach, CA · est. 2026
Electronics & Instruments · Medical Devices
—
- 34
Culver City, CA · est. 2022
Electronics & Instruments
Minority-owned—
- 35
Irvine, CA · est. 2026
Electronics & Instruments · Medical Devices
—
- 36
Ojai, CA · est. 2025
Electronics & Instruments · Medical Devices
Woman-owned—
- 37
San Diego, CA · est. 2009
Electronics & Instruments
—
- 38
Vista, CA · est. 1989
Electronics & Instruments · Medical Devices
Woman-owned—
26–38 of 38