ESR – A Service Offering of ClearStar

ESR – A Service Offering of ClearStar

On December 1, 2021, ClearStar, a leading provider of Human Capital Integrity℠ technology-based services specializing in background and medical screening, acquired Employment Screening Resources (ESR), a highly respected background screening firm. The transaction is part of ClearStar’s ongoing growth strategy geared towards acquiring and integrating best-in-class capabilities to deliver high-quality, cutting-edge services for new and existing customers. ESR is now “a service offering of ClearStar.”

With ESR’s base of operations on the West Coast, the acquisition will strengthen ClearStar’s ability to operate coast-to-coast, expanding its capacity to continue to deliver high-quality customer service across all 50 states and beyond. Both companies have a very loyal customer base that will benefit from combining ESR’s strengths in areas such as real-time compliance with ClearStar’s strengths in areas like candidate-friendly mobile solutions, reflecting the best of both companies.

What ClearStar Says about the Acquisition

“Orchestrating acquisitions which carefully align with our strategy, exceptionally high service standards, and core values is an integral part of our growth plan. ESR, like ClearStar, has demonstrated a dedication to industry innovation, service excellence, and strict compliance. Both companies are founding members of the NAPBS (now the PBSA) and have partnered to strengthen our industry. This partnership comes full-circle today.” — ClearStar CEO Chad Parodi

What ESR Says about the Acquisition

“I am absolutely delighted that ESR is joining the ClearStar family. I have collaborated with ClearStar for the past two decades and I am confident that this merger will create immense value for our customers. ESR’s service excellence and ClearStar’s innovative and scalable technology platform will enable the combined company to deliver unique service offerings to customers.” — ESR Founder Attorney Lester Rosen

About ClearStar

A seven-time Inc. 5000 honoree and founding member of the Professional Background Screening Association (PBSA), ClearStar — a Hanover Investors portfolio company — has provided innovative technology solutions to businesses in the human capital management industry from its corporate offices in Alpharetta, Georgia, since 1995. For more information about ClearStar, please visit

About ESR

Founded in 1997, Employment Screening Resources (ESR) — a service offering of ClearStar — is a global background check provider that is a founding member of the Professional Background Screening Association (PBSA), accreditated by the PBSA, and undergoes annual SOC 2 Type 2 audits to protect consumer information. For more information about ESR, please visit

The most selective companies trust ESR to manage their screening programs.

Employment Screening Resources® (ESR) is a global background check firm that is a strategic choice for employers who need accuracy and compliance in their background screening programs.

ESR is accredited by the Professional Background Screening Association (PBSA) – formerly the National Association of Professional Background Screeners (NAPBS) – and undergoes yearly SSAE 18 SOC 2® Type 2 audits to ensure the privacy, security, confidentiality of consumer information.

ESR founder and CEO Attorney Lester Rosen wrote the book on background checks with “The Safe Hiring Manual.” To learn more about services and solutions from ESR, please fill out the form to the right.