Kingsway Corp. operates as a holding company, which engages in the ownership and operation of a collection of B2B and B2C services companies. It operates through the Extended Warranty and Kingsway Search Xcelerator segments. The Extended Warranty segment includes businesses in the automotive and HVAC markets such as IWS Acquisition Corporation, Geminus Holding Company, Inc., PWI Holdings, Inc., and Trinity Warranty Solutions LLC. The Kingsway Search Xcelerator segment is involved in the provision of various services and equipment sales, and includes subsidiaries such as Advanced Plumbing & Drain, LLC, CSuite Financial Partners, LLC, Digital Diagnostics, Inc., Efficient Plumbing, LLC, Image Solutions, LLC, M.L.C. Plumbing, LLC, Ravix Group, Inc., Roundhouse Electric & Equipment Co., Inc., Secure Nursing Service Inc., and Systems Products International, Inc. The company was founded on September 19, 1989 and is headquartered in Chicago, IL.

Limbach Holdings, Inc. engages in the provision of commercial specialty contractor services in the areas of heating, ventilation, air-conditioning, plumbing, electrical and building controls for the design and construction of new and renovated buildings, maintenance services, energy retrofits, and equipment upgrades. It operates through the General Contractor Relationships and Owner Direct Relationships segments. The General Contractor Relationships segment manages new construction or renovation projects that involve primarily HVAC, plumbing, or electrical services. The Owner Direct Relationships segment provides maintenance or services primarily on HVAC, plumbing or electrical systems, building controls and specialty contracting projects. The company was founded in 1901 and is headquartered in Tampa, FL.