CareATC, Inc. (acquired by LLR Partners)

Headquartered in Tulsa, Okla., CareATC is a leading operator of onsite and near-site medical clinics for employers of all sizes. Since 2000, CareATC has provided customized healthcare solutions to employers that have reduced healthcare costs by promoting health, preventing disease, and providing a shorter path to care for employees. CareATC currently has over 100 clients in 22 states, serving over 180,000 patient lives. Customers include corporations, municipalities, and school districts. 


Raisbeck Engineering, Inc.

Founded in 1982 by aeronautical engineer and entrepreneur James D. Raisbeck, Raisbeck Engineering develops, markets and manufactures worldwide-certified performance improvement systems for some of the most prolific commercial and general aviation aircraft models in the market today.


MIRATECH Holdings, Inc.

MIRATECH is a leading provider of emission and acoustical solutions for stationary natural gas and diesel reciprocating engines ranging from 300 to 14,000 horsepower. MIRATECH has a comprehensive product offering that includes catalysts, housings, silencers, monitory systems and related services that reduce engine exhaust pollutants and noise. The company is headquartered in Tulsa and has additional manufacturing facilities in Prior Lake, MN, Knoxville, TN and Winnipeg, Manitoba.


Berry Aviation, Inc.

Berry Aviation is a trusted leader in private aviation, with a portfolio of services that includes Government, Private Charter, Scheduled and On-Demand Freight, Maintenance, and FBO operations. The company was formed in 1983 in Austin, Texas.  Its customers include all branches of the U.S. Military, other U.S. Government organizations, Fortune 500 companies, NCAA athletic teams, NASCAR teams, and other Part 135 and 121 Air Carriers.