Michael A. Greenberg

Windquest Group, Inc. (Windquest Group) is a private equity firm founded in 1988 by Richard Marvin Devos and Elisabeth Dee Devos. The firm is headquartered in Grand Rapids, Michigan.

MyCustomerData.com is a marketing system that manages customer database. It automatically executes marketing campaigns and tracks the performance of advertising in real time. The company was founded in 2005 and it is headquartered in Aliso Viejo, CA.

The Campania Group operates as a medical and general liability insurer for the health care industry. It provides professional and general liability insurance for a range of health care providers, including durable medical equipment suppliers, behavioral health specialists, elder care providers and podiatrists. The company was founded by Dennis R. Santoli and is headquartered in Vienna, VA.

Campania Holding Co., Inc. operates as a holding company which through its subsidiaries provides insurance solutions for the healthcare industry. The company was founded by Dennis R. Santoli in 1992 and is headquartered in Reston, VA.

Corewell Health engages in the provision of healthcare services. It offers spine surgery, weight loss, wound treatment, home health services, integrative medicine, and senior services. The company was founded on September 2, 2014 and is headquartered in Royal Oak, MI.

S2 Yachts, Inc. designs and manufactures boats through its subsidiaries. The firm also manufactures open and cruising yachts. The company was founded by Leon R. Slikkers and Dolores E. Slikkers in 1974 and is headquartered in Holland, MI.

Founded in 2007, DMEautomotive is a science-based, results-driven automotive marketing company. DMEa serves the three key sectors of the automotive industry; OEMs, dealer groups and aftermarket service providers. Their broad industry experience and their vision that spans across the entire service lifecycle of vehicle ownership gives them unique insights and perspectives not found with any other automotive marketing company. They conduct primary research throughout the year to bring their clients the latest findings and to ensure their marketing programs continue to appeal to the latest shift in consumer tastes and behaviors. They offer science-based insights around customer behavior, customer defection prevention and brand preference, to name a few. They have expertise in category drivers, modeling and extensive survey data that all go into their program elements and designs. DMEa is dedicated to developing, delivering and supporting the very best automotive marketing solutions in the industry. They have a select group of client partnerships that include world class organizations like Southeast Toyota, Chrysler, Toyota Motor Sales AutoNation, Lithia Motors, Larry H. Miller Automotive, Van Tuyl Group, The Suburban Collection, as well as numerous aftermarket companies including TBC Retail (including Tire Kingdom and Big O Tires). They only desire to work with organizations where they can make a significant contribution to the business results of their clients. For the programs and clients where they are a good fit, they deliver the best solutions in the industry.

Spring Hill Camps is a non-profit organization which provides recreational activities. It offers small group Bible teaching, high-energy large group sessions, and adventure activities such as archery, bungee trampoline, camp songs, climbing wall, and crafts. The organization was founded in 1969 and is headquartered in Evart, MI.

Part of Windquest Group, Inc., The Stow Company-Holland, Inc. is a company that offers custom closet organization systems through their brand EasyClosets. The company is based in Holland, MI. The company's products include features such as drawers, baskets, shelves, and hampers, and are designed for easy installation. The company also offers free shipping.

Amway Corp. provides health, beauty and home care markets products. It also offers weight management and sports nutrition products, energy drinks and medicine cabinets; skin care products, including cleansers, toners, moisturizers, eye and lip care products, serums, masques/exfoliators, intensive treatments and men products. In addition, the firm provides cleaning, kitchen, bed and bath, laundry and apparel care, baby care, and pets products; air and water purifiers, batteries and light bulbs, and candles and air fresheners; makeup products for eyes, cheeks, face, and lips; makeup removers; professional car wash concentrates, full-synthetic motor oils, diesel fuel system cleaners, professional auto polish and glaze products, and gasoline fuel system cleaners; and bars, meals, snacks, beverages, breakfast, condiments, rice and pasta, soups and side dishes, and sprays oils and sauces. The company was founded by Jay Van Andel and Richard DeVos in 1959 and is headquartered in Ada, MI.

Who's Calling, Inc. provides tracking incoming calls services. The firm’s products include inbound call tracking, call recording, RESCUE, REACT, RECOGNIZE, and intelligent toll-free numbers. Its solutions include call tracking, automotive marketing analysts, keyword-level tracking for PPC and SEO, and call attribution for publishers and agencies. The firm serves automotive groups, management and CRM providers and home builders. The company was founded in 1998 and is headquartered in College Station, TX.

Berkshire Hathaway Automotive provides automotive dealership services. It operates dealerships with franchises in states, including Arizona, California, Florida, Georgia, Illinois, Indiana, Missouri, Nebraska, New Mexico and Texas. The company was founded by Cecil Van Tuyl in 1955 and is headquartered in Irving, TX.

Alticor Corp. connects entrepreneurs with unparalleled opportunity and consumers with premier products. It offers business opportunities, manufacturing, and logistics services. The company was founded by Richard M. Devos Sr. in 1959 and is headquartered in Ada, MI.

Capstone Financial Advisors, Inc. (Capstone) is an independent, SEC-registered investment advisor headquartered in Downers Grove, Illinois. The firm was founded by Troy E. Bute and J. Frank Verkamp in 1999. Capstone provides advisory services to high-net-worth individuals, families, and institutions.

Modern Business Associates, Inc. provides strategic human resources services. Its services include payroll processing, human resource management, workers compensation and benefit services. The company was founded in 1997 and is headquartered in St. Petersburg, FL

Recall Masters, Inc. engages in the provision of automotive recall information, services, and vehicle owner communications. It offers call center services, inventory monitoring, recall department webpage and check mobile application retention gift cards, and point of sale solutions. The firm serves enterprise services, automakers, and factory-authorized dealers. The company is headquartered in Laguna Hills, CA.

Zippy Shell, Inc. provides storage and moving services. The company was founded by Gareth Taylor and Adam Gilchrist in 2007 and is headquartered in Wake Forest, NC.

RateIntegration, Inc. provides real-time mobile marketing, loyalty, and advertising solutions. It offers RoundBuzz, a mobile marketing platform and service network and Sixth Sense Media, a platform that enable businesses to leverage a spectrum of real-time, event-triggered marketing to audiences in any market. The firm provides pre-launch concept development, campaign development and execution, post launch and analytical services. The company was founded by Matthew Lucas in 1999 and is headquartered in Durham, NC.

AVST Corp. develops software that provides enterprise communications solutions. The private company is based in Foothill Ranch, CA.

Tennessee Football, Inc. owns and operates a professional American football franchise. It manages the Tennessee Titans football team and markets sports merchandise, match tickets, and collectable game items. The company was founded by Kenneth Stanley Adams in 1959 and is headquartered in Nashville, TN.

AT&T Wireless Services, Inc. provided voice, data and video telecommunications services. It was acquired by Cingular Wireless LLC in October 26, 2004. The company was headquartered in Redmond, WA.

Applied Voice & Speech Technologies, Inc. develops enterprise communications software solutions. Its services include professional and xpress care services. The company was founded in September 2003 and is headquartered in Foothill Ranch, CA.