Michael W. Grandstaff

Managed Care Risk Services Holdings, Inc. produces, underwrites and administers alternative market and traditional workers compensation insurance plans and provides claims services for insurance companies, segregated portfolio captives and reinsurers. Through its wholly owned insurance company subsidiary, Guarantee Insurance Company, they generally participate in a portion of the insurance underwriting risk and also generate fee income by providing nurse case management and other management services. The company was founded in April 2003 by Steven M. Mariano and is headquartered in Miami, FL.

American Community Mutual Insurance Co. provided health insurance services. It provided health insurance products for individuals, families, and small employee groups. The firm had operations in Arizona, Illinois, Indiana, Iowa, Michigan, Missouri, Nebraska, Ohio, Texas, and Wisconsin. The company was founded in 1938 and was headquartered in Livonia, MI.

AmeriTrust Group, Inc. provides commercial insurance underwriter and insurance administration services. The company markets and underwrites specialty property and casualty insurance programs and products on an admitted and non-admitted basis. It offers program and product design, underwriting risk selection and policy issuance, claims administration and handling, and loss prevention and control services. The firm provides risk-bearing entities formation and administration services for clients and agents; and operates retail property and casualty insurance agencies that offer commercial, personal lines, life, and accident and health insurance. The company was founded by Merton J. Segal in 1955 and is headquartered in Southfield, MI.

Guarantee Insurance Group, Inc. provides workers compensation insurance and services. It creates and administers risk management solutions. The company products include guaranteed cost, agency, investor, and group captives, deductible and professional employer organization policies. The company as founded by Steven M. Mariano in 2003 and is headquartered in Fort Lauderdale, FL.

Guardia LLC engages in the provision of outsourcing solutions within the workers compensation marketplace for insurance companies, employers, local governments, and reinsurance captives. It includes front-end, such as brokerage, underwriting, policyholder, and back-end services, such as claims adjudication and administration. The company was founded by Steven Michael Mariano on November 15, 2013 and is headquartered in Fort Lauderdale, FL.