Staff One, Inc.

Certified Partner

About Staff One, Inc.

Hundreds of businesses trust Staff One for HR solutions. Since 1988, our company has been a leader in the southwest for supporting and developing our clients’ employees. Staff One HR is a Professional Employer Organization (PEO) and is a PI Partner.

Staff One HR’s headquarters are in Dallas, and we have branches in Oklahoma City, Denver, and Johnson City, Tennessee. Our team deploys Predictive Index as a catalyst for employee measurement, promotion and assessment. We teach human resource departments and executive leadership how to build, grow and improve through the Predictive Index. Give us a call to meet with our team and discuss your custom PI plan and outcomes.

Team Leaders

Mark Franklin

Mark Franklin

Manager, Human Capital

Mark discovered his skill and passion for recruiting and team development during his decade long career with the University of Texas baseball team. From there, he segued into corporate recruiting and talent management with a growing digital media company, where he played a pivotal role in expanding the team and annual revenue. He most recently founded the human capital practice at Staff One HR to help clients identify, hire and inspire exceptional employees. Mark holds a Bachelors Degree from UT

Mark Sinatra


Mark Sinatra is the CEO of Staff One HR. Before joining Staff One HR, Mark co-founded Gordian Capital, a private investment company that focuses on making long-term investments in lower middle market companies. He has worked in the private equity, investment banking, consulting, and business process outsourcing industries for the following companies: Credit Suisse, Merrill Lynch, Andersen, RR Donnelley and The Parthenon Group. For more info, link to: https://www.staffone.com/about-us/leadershi