Bill Belichick

World Teamtennis International, Inc. operates a professional and amateur co-ed tennis league. It offers information on hundreds of team programs for adults throughout the United States. The company was founded by Billie Jean King in 1974 and is headquartered in New York, NY.

Elton John AIDS Foundation, Inc. provides services to people living with HIV/AIDS and educational programs targeted at HIV/AIDS prevention. The company was founded by Elton John in 1992 and is headquartered in New York, NY.

The Women's Tennis Association is an organization that manages women's professional tennis. The non-profit company is based in St. Petersburg, FL. The company's official website provides rankings, live scores, and other related information. The WTA also celebrates Pride Month and recognizes LGBTQ athletes, coaches, and fans, particularly those in the tennis community. The Women's Tennis Association was founded by Billie Jean King.

MPUSA LLC develops and manufactures sports merchandise. It offers cooling towels, cooling gear, major league baseball, NCAA, grip, accessories, muscle, anti-chafe and sun care products. The company was founded by Sarah Haskins, Kevin Lin, Mariel Margaret Hamm, Alferd Reginald Bush, Sergio Garcia Fernandez, Jameka Serena Williams, Georges St.Pierre, Stephen John Nash, Josh Shaw, David Allen Wright and Amanda Ray Beard in 2008 and is headquartered in New York, NY.

WTA Tour, Inc. governs and administers the operations of women's tennis. The company was founded in 1973 and is headquartered in St. Petersburg, FL.

Guggenheim Special Purpose Acquisition Corp. I operates as a blank check company. It is formed for the purpose of effecting a merger, share exchange, asset acquisition, share purchase, reorganization or similar business combination with one or more businesses. The company was founded on January 20, 2021 and is headquartered Chicago, IL.

The International Health, Racquet & Sportsclub Association (IHRSA) is a non-profit trade association representing the fitness industry of over 200,000 health and fitness facilities and their suppliers. IHRSA is based in Boston, MA, and leads the fitness industry by delivering the latest research, covering club performance and consumer behavior trends, and publishing industry overviews. IHRSA's mission is to grow, promote, and protect the health and fitness industry while providing its members with benefits and resources. The organization provides expert advice, best practices, and guidance on legislative and regulatory issues affecting health club operations. The organization is committed to promoting physical activity, which is essential to increasing health, happiness, and prosperity.