Founded in 1999, Sequi, Inc. designs and manufactures a diverse array of embedded control products that safeguard information across SCADA, substation, and smart grid networks. Our products are well suited for use with IP/serial DNP3 and Modbus protocols. They operate seamlessly to extend the Electronic Security Perimeter boundary (per NERC CIP) and add security value to existing assets, such as breakers/relays, meters, and IEDs. In addition, we develop custom products and offer engineering design services for advanced communications, networking, and embedded computing applications. We are proud to have designed products for a broad range of clients in the automotive, electronics, defense, and medical device industries.
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The Sequi, Inc. annual revenue was $8 million in 2026.
Tracy Amaio is the Vice President and Co-Founder of Sequi, Inc..
2 people are employed at Sequi, Inc..
Sequi, Inc. is based in Santa Ana, California.
The NAICS codes for Sequi, Inc. are [33, 335].
The SIC codes for Sequi, Inc. are [36, 362].