Verified Nov 2026
Electronics & Software
·
Fontana, California
·
Since 1996
Crown Technical Systems is a United States manufacturer of integrated power distribution and protection systems, headquartered in Fontana, California. Founded in 1996, it employs roughly 200 to 500 people with an estimated revenue band of $100 to $250 million. Ownership was changed in November 2024 when Flex acquired the company. It serves the utility, transportation, data center, automotive, electronics, appliance, renewable energy, and industrial equipment sectors. In 2026 it reported expanding its Fontana manufacturing capacity with a 12,500 sq. ft. warehouse in Ontario, California, and delivered a 15kV upgrade for a utility project.
Crown Technical Systems at a glance
Revenue
$100-250M
Est. band
Employees
200-500
Founded
1996
Headquarters
Fontana, California
Import activity
9
Industries
Automotive
Electronics
Appliance
Renewable Energy
Industrial Equipment
Sourcing and import activity
From US customs bill-of-lading records
US sea imports
9
Named foreign suppliers
1
Top origins
Italy · Spain
Shared foreign counterparties do not establish that these companies buy from Crown Technical Systems.
What this tells a buyer
No customs shipment records are available, but the company's most recent reported development was a 2026 expansion of its manufacturing capacity through a 12,500 sq. ft. warehouse in Ontario, California.
The company offers protective relay panels, medium-voltage switchgear, prefabricated control buildings, and custom substation components, with design, engineering, installation, and maintenance support.
Flex acquired the company in November 2024, and it reported 76% employee growth as of January 2026.
Source: US customs bill-of-lading records and public filings · Last verified Nov 05, 2026
Overview
Crown Technical Systems is a United States manufacturer of integrated power distribution and protection systems, headquartered in Fontana, California. Founded in 1996, it employs roughly 200 to 500 people with an estimated revenue band of $100 to $250 million. Ownership was changed in November 2024 when Flex acquired the company. It serves the utility, transportation, data center, automotive, electronics, appliance, renewable energy, and industrial equipment sectors. In 2026 it reported expanding its Fontana manufacturing capacity with a 12,500 sq. ft. warehouse in Ontario, California, and delivered a 15kV upgrade for a utility project.
At a glance
Attribute | Detail |
|---|---|
Founded | 1996 |
Headquarters | Fontana, California |
Employees | 200-500 |
Revenue | $100-250M (estimated) |
Primary capability | Electronics & Software |
What Crown Technical Systems makes
The company offers protective relay panels, medium-voltage switchgear, prefabricated control buildings, and custom substation components, with design, engineering, installation, and maintenance support.
Products and capabilities described on the company's own site include Steel, Coating, Transmission, Gear (source: crowntechnicalsystems.com).
Trade and customs footprint
No customs shipment records are available, but the company's most recent reported development was a 2026 expansion of its manufacturing capacity through a 12,500 sq. ft. warehouse in Ontario, California. US customs bill-of-lading records list 9 inbound shipments across 1 foreign suppliers, with top origins including Italy · Spain.
Latest developments
2026-09-08 — Crown Technical Systems is proud to help support this major upgrade to a longstanding piece of critical infrastructure right in our back yard. This major upgrade required the delivery of a 15kV … | Bob Burke (linkedin.com)
2026-05-29 — Enhancing grid reliability with a prefabricated control building solution - Crown Technical Systems (crowntechnicalsystems.com)
2026-04-17 — Crown continues to expand with the addition of a 12,500 sq. ft. warehouse in Ontario, California, strengthening our manufacturing capabilities in support of our Fontana operations. As demand in the utility market … | Crown Technical Systems (linkedin.com)
2026-01-20 — A huge shoutout to our Texas team for an incredible showing at our Hiring Fair! We welcomed a fantastic turnout and are excited to continue expanding our Dallas team. | Crown Technical Systems (linkedin.com)
2026-01-14 — Our 76% employee growth means more expertise, quicker project turnaround, and even stronger support for our utility and data center partners. As we continue to expand, we're looking for new talent ready … | Crown Technical Systems (linkedin.com)
2025-07-23 — Crown Technical Systems to spend $10,542,396.00 to occupy 374,220 square feet of space in Dallas Texas. - intelligence360 (intelligence360.news)
Facilities
Crown Technical Systems is headquartered in Fontana, California. Public sources also reference these locations:
Fontana, California — intelligence360.news
Dallas, Texas — intelligence360.news
Garland, Texas — crowntechnicalsystems.com
California — crowntechnicalsystems.com
Company details
Flex acquired the company in November 2024, and it reported 76% employee growth as of January 2026. Crown Technical Systems was founded in 1996, has an estimated 200-500 employees, and is headquartered in Fontana, California.
Frequently asked questions
What does Crown Technical Systems make?
Crown Technical Systems is a United States manufacturer of integrated power distribution and protection systems, headquartered in Fontana, California. Founded in 1996, it employs roughly 200 to 500 people with an estimated revenue band of $100 to $250 million. Ownership was changed in November 2024 when Flex acquired the company. It serves the utility, transportation, data center, automotive, electronics, appliance, renewable energy, and industrial equipment sectors. In 2026 it reported expanding its Fontana manufacturing capacity with a 12,500 sq. ft. warehouse in Ontario, California, and delivered a 15kV upgrade for a utility project.
Where is Crown Technical Systems headquartered?
Crown Technical Systems is headquartered in Fontana, California (13470 Philadelphia Ave, Fontana, California, 92337).
When was Crown Technical Systems founded?
Crown Technical Systems was founded in 1996.
How big is Crown Technical Systems?
Crown Technical Systems has an estimated 200-500 employees, with revenue in the $100-250M range (estimated).
Does Crown Technical Systems import from overseas suppliers?
US customs bill-of-lading records show 9 inbound shipments for Crown Technical Systems, with top origins including Italy · Spain.
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