Samuel S. Petke

Sagemark Cos. Ltd. operates as a development stage company. Previously, it owned, operated and/or managed out-patient medical diagnostic imaging centers that offered positron emission tomography, and positron emission tomography and computed tomography imaging, a medical imaging procedure used by physicians to assist in the diagnosis, staging and treatment of cancers and other illness and disease. The company was founded in 1961 and is headquartered in New York, NY.

McKinsey & Co., Inc. provides management consulting services. It specializes in design, marketing and sales, analytics, operations, transformation and restructuring, risk, strategy and corporate finance, and sustainability and resource productivity. The company was founded by James O. McKinsey in 1926 and is headquartered in New York, NY.

Parthenon Capital LLC (Parthenon Capital) is a private equity firm founded in 1998 by John C. Rutherford. The firm is headquartered in San Francisco, California.

PRIMIS Marketing Group, Inc. provides database marketing services and information solutions. It offers data sourcing and enhancement, modeling and analysis, data management, and optimization. The firm serves the printing, agency, travel and hospitality, financial services, healthcare, ecommerce, energy and utility, retail, and telecommunication industries. The company was founded by Robert K. Sher in 2003 and is headquartered in Chicago, IL.

Serent Capital Management Co. LLC (Serent Capital Management) is a private equity firm founded in 2008 by David Kennedy and Kevin Frick. The firm is headquartered in San Francisco, California.

Precision Aerospace LLC manufactures and supplies build-to-print and machined sheet metal fabrications. Its products include welded and mechanical assemblies, exhaust assemblies, oil tanks and reservoirs, combustors, plenums, diffusers, combustor cases, heat shields and mixer nozzles. The company was founded in 1976 and is headquartered in Phoenix, AZ.

Pearce Services LLC engages in the provision of repair, maintenance, engineering, installation, and expansion solutions for the wireline and wireless telecommunications industries. It offers planning and professional services, OSP design engineering, and ISP network and detail engineering. The company was founded in 1998 and is headquartered in Paso Robles, CA.

ServiceSource, Inc. provides desktop information technology services to brokerage, banking, education, and retail marketplace. It offers field and depot repair services on all computer equipment. The company was founded in 1998 and is headquartered in Milford, CT.

Redwood Pacific Public Affairs provides public relations and media buying services. The private company is based in Sacramento, CA.

Part of Medical Solutions LLC, Worldwide Healthstaff Solutions Ltd. is a nurse staffing agency that provides direct hire nurse recruitment for healthcare employers. The company is based in Charlotte, NC and was founded in 1998 by Ronald G. Hoppe, who has been the CEO since then. The company specializes in staffing RNs, nurse aides, med lab techs, and other healthcare professionals. The company offers green card sponsorship for student visa nursing grads and help international candidates with at least two years of experience working in a modern medical facility find nursing jobs in the USA. The company's team matches healthcare employers with experienced RNs. Worldwide Healthstaff Solutions was acquired by Medical Solutions LLC on March 07, 2023.