The Best Staffing Agencies in Ontario, California

All Star Personnel Services is a highly-rated local staffing agency founded in 1999, serving Ontario and the broader Inland Empire region. They are known for their exceptional placement success rates in light industrial, clerical, and technical roles, with a strong focus on client satisfaction and candidate quality. With over two decades of operation, they have built a reputation for personalized service, rapid response times, and a deep understanding of the local job market. Their bio highlights high client retention and positive candidate experiences, supported by numerous 5-star reviews praising their professionalism and effectiveness.

Insight Global is a nationally recognized staffing agency founded in 2001, with a strong regional presence serving Ontario from their Irvine office. They specialize in IT, engineering, finance, and healthcare staffing, boasting high placement success rates and client satisfaction due to their rigorous candidate vetting process. With over 20 years of experience, they are praised for their efficient service, industry expertise, and ability to fill critical roles quickly. Reviews frequently highlight their responsive account managers and quality candidates, making them a top choice for businesses in Southern California.

MVP Staffing, founded in 2000, is a well-established agency serving Ontario and the Inland Empire with a focus on light industrial, administrative, and skilled trades staffing. They are renowned for their high candidate quality and client satisfaction, with a track record of successful placements in diverse industries. Their bio emphasizes a community-oriented approach, long-term partnerships with local businesses, and efficient payroll services. With over 20 years in operation, they have accumulated positive reviews for their reliability, personalized attention, and ability to match candidates effectively to client needs.