Inc. has acquired Benefit Informatics Inc.

Benefitfocus, Charleston, S.C., runs a Web-based benefits shopping, enrollment and management system.

Benefit Informatics, Tulsa, Okla., develops Web tools that employers and benefits advisors can use to analyze benefit plan data. The company has relationships with about 5,500 businesses and health plans.

Benefit Informatics will keep its current managers, Benefitfocus says.