Mark Ein

Venturehouse Group LLC (Venturehouse Group) is a private equity firm founded in 1999 by Mark Ein. The firm is headquartered in Arlington, Washington.

Visual Systems Group, Inc. provides video, voice, web, data collaboration, and communications solutions. It's services include video conferencing and collaboration, audio visual integration, maintenance and support, and cloud services. The firm offers audio and visual integration products, such as room control systems, digital and interactive whiteboards, plasma and LCD displays, document cameras, scan converters, video conferencing carts and stands, television monitors, networking devices, and visual concerts. The company was founded in 1988 and is headquartered in McLean, VA.

MACH SARL provides hub-based mobile communications exchange solutions. It offers data and financial clearing solutions for wireless roaming. The firm's suite of integrated applications and managed services connect provider of any mobile application over the technology to build, deliver, and monetize mobile business models. The company was founded in 1989 and is headquartered in Luxembourg.

National Gallery of Art operates an art gallery. The firm undertakes, preserves, collects, and exhibits the works of art and scholarly standards. The company was founded in March 1937 and is headquartered in Landover, MD.

National Institutes Of Health conducts & supports peer-reviewed medical research and science. The firm's scientists & researchers investigate on different ways to prevent diseases as well as the causes, treatments and cures for common and rare diseases. The company was founded in 1887 and is headquartered in Bethesda, MD.

Kastle Systems International LLC provides managed security solutions. It offers access control, video security, fire and life safety, intrusion detection, and environmental control solutions. The company serves the commercial real estate, portfolios, businesses, law firms, education, government and outdoor industries. The company was founded by A. Gene Samburg in 1972 and is headquartered in Falls Church, VA.

United States Tennis Association, Inc. promotes and develops the growth of tennis. It provides sport’s growth on every level in the United States from local communities to the crown jewel of the professional game, the U.S. Open. The company was founded on May 21,1881and is headquartered in White Plains, NY.

The Federal City Council operates a membership-based organization that aims to advance civic life. The non-profit company is based in Washington. Anthony A. Williams has been the CEO of the American company since 2012.

The Economic Club of Washington operates as a nonpartisan organization created to strengthen ties among the diverse and growing business community based in metropolitan Washington. The company was founded in 1986 and is headquartered in Washington, DC.

Foundation for the National Institutes of Health, Inc. provides healthcare services. It offers services to public health through scientific discovery, translational research and dissemination of research results through public-private partnerships. The organization was founded in 1996 and is headquartered in Bethesda, MD

The World Economic Forum USA, Inc. operates an organization for economic reforms. The non-profit company is based in New York, NY.

District of Columbia College Access Program provides assistance to the students. It is a non-profit organization funded by Washington-area companies and foundations, encourages and enables DC public high school students to enter and graduate from college. It offers individual and group counseling, financial and application assistance and student support services. District of Columbia College Access Program is located in Washington, DC

The Seed Foundation is a non-profit organization that helps underserved students achieve their dreams of college graduation through a unique, college-prep public boarding school model. The Seed Foundation is based in Washington and was founded by Rajiv Vinnakota and Eric Adler. The foundation has graduated over 500 students since its first graduating class in 2004, with around 80% being first-generation college-bound and 92% eligible for Pell grants. The students have opportunities to interact with the world around them, both near and far, to understand how they are a part of it.

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.

Washington Kastles engages in a sports company that focuses on tennis. The company was founded by Mark Ein in February 2008 and is headquartered in Washington, DC.

Smithsonian National Museum of Natural History is a natural history museum administered by the Smithsonian Institution. It exhibits The Garden Lounge; Life in Angola's Ancient Seas; Sant Ocean Hall; discovery room; Objects of Wonder; Nature's Best Photography; Kenneth E. Behring Family Hall of Mammals; Eternal Life in Ancient Egypt; Butterfly Pavilion; Bone Hall; and African Bush Elephant. The company is headquartered in Washington, DC.

Reed Krakoff LLC was acquired by Reed Krakoff/Private Group/ from Tapestry, Inc. on August 30, 2013 for $10 million.

Kastle Systems LLC operates as security provider and patrol service. It offers access control, video surveillance, mobile platform, visitor management, fire & life safety and environment control. The company is headquartered in Falls Church, VA.

AgroFresh Solutions, Inc. engages in the provision of food preservation and waste reduction solutions for fresh produce. Its products include SmartFreshTM, HarvistaTM, and FreshCloud. It operates through the following segments: AgroFresh Core and AgroFresh Fruit Protection. The AgroFresh Core produces preservation and waste reduction solutions for growers and packers. The AgroFresh Fruit Protection segment offers fungicides, disinfectants and coatings primarily focused on the citrus market. The company was founded on October 24, 2013 and is headquartered in Philadelphia, PA.

Capitol Acquisition Corp. III is a private equity and venture capital investing company. Its purpose is to effect a merger, acquisition, or similar business combination. The company was founded on July 13, 2015 and is headquartered in Washington, DC.

Cision Ltd. engages in providing software solutions. It provides public relations software, media distribution, media intelligence and related professional services. The company was founded on March 9, 2017 and is headquartered in Chicago, IL.

Capitol Investment Corp. IV operates as a blank check company. It focuses on effecting a merger, share exchange, asset acquisition, share purchase, and reorganization or similar business combination with one or more businesses or entities. The company was founded by Mark D. Ein and L. Dyson Dryden on May 1, 2017 and is headquartered in Arlington, VA.

Doma Holdings, Inc. engages in the provision of real estate settlement services. It offers instant underwriting. The company was founded by Max Simkoff in 2016 and is headquartered in San Francisco, CA.

Washington E-Sports Ventures LLC manages professional e-sports teams. The private company is based in Washington and was founded by Mark D. Ein.

Soho House Holdings Ltd. is a global membership platform of physical and digital spaces that connects group of members from across the world. The company is headquartered in Jersey, the United Kingdom.

Nesco Holdings, Inc. engages in the provision of specialty equipment rental solutions. It operates through the Equipment Rental and Sales (ERS); and Parts, Tools, and Accessories (PTA) segments. The ERS segment offers specialty equipment rental solutions to customers including electric utilities, telecom operators, railroad operators, and related contractors. The PTA segment includes customers sale and rental solutions for parts, tools, and accessories to complement Nesco’s specialty equipment fleet. The company was founded in 1988 and is headquartered in Kansas City, MO.

Capitol Investment Corp. V operates as a blank check company, which is formed for the purpose of effecting a merger, stock exchange, asset acquisition, stock purchase, reorganization or similar business combination with one or more businesses or entities. The company was founded by Mark D. Ein and L. Dyson Dryden on May 1, 2017 and is headquartered in Arlington, VA.

Capitol Investment Corp. VII is a blank check company. It was 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 by Mark D. Ein and L. Dyson Dryden on January 19, 2021 and is headquartered in Arlington, VA.

Capitol Investment Corp. VI is a blank check company. It was 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 by Mark D. Ein and L. Dyson Dryden on January 19, 2021 and is headquartered in Arlington, VA.

BrightSpark Capitol Corp. operates as a blank check company. It is formed for the purpose of effecting a merger, stock exchange, asset acquisition, stock purchase, reorganization or similar business combination. The company was founded on February 9, 2021 and is headquartered in Arlington, VA.