Quest International

Quest International Inc. is a private U.S.-based company specializing in aftermarket service support for original equipment manufacturers (OEMs), IT solutions, and supply chain services. Headquartered in Irvine, California, Quest International operates primarily in healthcare, IT, industrial, and manufacturing sectors, and has served Fortune 500 clients since its founding in 1982.

Overview

Quest International provides a range of services, including OEM field service, depot repair, logistics, IT managed services, warehousing, cybersecurity, and technical support. Its client base spans healthcare, life sciences, industrial, and governmental organizations. With a staff of approximately 257 to 300 employees, Quest holds various quality and industry certifications, including ISO 9001:2015, ISO 13485:2016, ISO 14001:2015, ISO 27001:2022, and ANSI/ESD S20.20-2021, reflecting its focus on service quality and security.

Operations and Services

Quest International’s primary business lines include:

Post-sales service support for medical device and technology OEMs IT managed services Onsite hardware maintenance and depot repair Forward and reverse logistics Warehousing and supply chain management Cybersecurity and endpoint monitoring

The company’s clients include industry-leading manufacturers and service providers across healthcare and information technology.

Notable Achievements

In 2024, Quest International upgraded its ISO 27001 certification to the 2022 standard, enhancing cybersecurity resiliency for its OEM client base. Its German facility also achieved ANSI/ESD S20.20-2021 certification for electrostatic discharge controls, further strengthening global service capabilities.

Quest consistently receives industry awards for service quality and customer support, including recent recognition in customer excellence programs.

Financials

As of December 31, 2022, Quest International recorded an estimated revenue of $53.6 million, holding a notable market share in the U.S. electronic and computer repair services sector.

See also List of original equipment manufacturers List of ISO Registrations References IBISWorld, “Quest International Inc. Company Profile Report,” accessed August 2025. https://www.ibisworld.com/united-states/company/quest-international-inc/425718/ AccessNewswire, “Quest International Achieves ANSI/ESD Certification for German Facility,” January 9, 2025. https://www.accessnewswire.com/newsroom/en/healthcare-and-pharmaceutical/quest-international-achieves-ansi%2Fesd-certification-for-german-facilit-965232 Newswire, “Quest International Elevates Data Security Standards by Upgrading ISO 27001:2013 Certification to ISO 27001:2022,” April 22, 2024. https://www.newswire.com/news/quest-international-elevates-data-security-standards-by-upgrading-iso-22265922