Overview

Solid State Devices, Inc. (SSDI) is a privately held company headquartered in La Mirada, California, founded in 1967. It employs roughly 100 to 200 people, with estimated revenue of $10 to $50 million. The company designs and manufactures high-reliability semiconductors, assemblies, and modules for the aerospace, defense, automotive, electric-vehicle, electronics, and industrial equipment markets. In 2026 it reported developing a hermetic SCR replacement designed to withstand high current spikes.

At a glance

What Solid State Devices, Inc. (Ssdi) makes

SSDI holds AS9100 and ISO 9001 certifications and is known for power semiconductors such as high voltage diodes, IGBT modules, thyristors, and space-qualified devices.

Products and capabilities described on the company's own site include Semiconductor, Glass, Tooling, Assembly, Battery (source: ssdi-power.com).

Certifications

Solid State Devices, Inc. (Ssdi) is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:

• AS9100 — ssdi-power.com

• ISO 9001 — ssdi-power.com

Latest developments

• 2026-09-21 — SSDI Develops Hermetic SCR Replacement to Withstand High Current Spikes - SSDI (ssdi-power.com)

• 2026-08-24 — New Radiation Tolerant, Logic Level P-FETs - SSDI (ssdi-power.com)

• 2026-04-27 — Artemis II Completes Mission with Wide Variety of SSDI Components - SSDI (ssdi-power.com)

• 2026-04-01 — BAE Systems honors SSDI with Partner 2 Win Gold Tier Award - SSDI (ssdi-power.com)

• 2026-01-15 — 🚀 Project Spotlight: Solid State Devices Inc. (SSDI) | La Mirada, CA | Pro Engineering Consulting, Inc (linkedin.com)

• 2025-09-01 — Transition to Knott Facility - SSDI (ssdi-power.com)

Facilities

Solid State Devices, Inc. (Ssdi) is headquartered in La Mirada, California. Public sources also reference these locations:

• La Mirada, California — ssdi-power.com

Company details

SSDI is privately held and serves defense and aerospace customers, and BAE Systems recognized the company with a Partner 2 Win Gold Tier Award in 2026. Solid State Devices, Inc. (Ssdi) was founded in 1967, has an estimated 100-200 employees, and is headquartered in La Mirada, California. On the LightSource stability read it is rated "Established & active": 59 years in operation (founded 1967). Holds AS9100, ISO 9001 certification(s) per public sources.

Frequently asked questions

What does Solid State Devices, Inc. (Ssdi) make?

Solid State Devices, Inc. (SSDI) is a privately held company headquartered in La Mirada, California, founded in 1967. It employs roughly 100 to 200 people, with estimated revenue of $10 to $50 million. The company designs and manufactures high-reliability semiconductors, assemblies, and modules for the aerospace, defense, automotive, electric-vehicle, electronics, and industrial equipment markets. In 2026 it reported developing a hermetic SCR replacement designed to withstand high current spikes.

Where is Solid State Devices, Inc. (Ssdi) headquartered?

Solid State Devices, Inc. (Ssdi) is headquartered in La Mirada, California (14701 Firestone Blvd, La Mirada, California, 90638).

When was Solid State Devices, Inc. (Ssdi) founded?

Solid State Devices, Inc. (Ssdi) was founded in 1967.

How big is Solid State Devices, Inc. (Ssdi)?

Solid State Devices, Inc. (Ssdi) has an estimated 100-200 employees, with revenue in the $10-50M range (estimated).

What certifications does Solid State Devices, Inc. (Ssdi) hold?

Solid State Devices, Inc. (Ssdi) lists AS9100 · ISO 9001 on its website. Confirm the certified scope for the specific plant producing your part.

Related suppliers

Explore other suppliers in the LightSource directory:

• 10xEngineers

• 1X

• 365 Retail Markets

• 3Com

• 3PAR

Last verified Nov 2026. Is this your company? Request a correction.