Barton Associates Breaks Into the Top 100 Largest U.S. Staffing Firms

Barton Associates rises 21 spots on SIA list to No. 96, showcasing rapid growth

PEABODY, Mass. — Barton Associates, a leading locum tenens staffing agency in the United States with nine offices nationwide, was named the 96th-largest staffing firm in the U.S. by Staffing Industry Analysts (SIA). The company climbed 21 spots from last year—a testament to its rapid growth and expanding influence in the country’s healthcare staffing industry.

The 2024 update of SIA’s annual “Largest Staffing Firms in the U.S.” list ranks staffing firms across staffing segments (IT, locum tenens, industrial, office/clerical, and more) based on SIA estimates of 2023 U.S. staffing revenue. A total of 241 companies with an estimated 2023 staffing revenue of at least $100 million were included in the list.

“We’re honored and excited to be ranked among the top 100 largest staffing firms in the United States,” said Robert Indresano, CEO of Barton Associates. “This accomplishment is a milestone for our company that illustrates the immense trust medical providers and healthcare facilities have in our unique and personalized locum tenens staffing services.