Alan Jay Leibowitz

The Wigmore Hall Trust is a grant-making organization founded in 1992. The non-profit company is based in London, UK. The British company provides education support services.

Dorrington Plc operates as a commercial and residential investment and development firm. The company was founded in 1936 and is headquartered in London, the United Kingdom.

American Industrial Hygiene Association (AIHA) is an organization dedicated to promoting and maintaining occupational and environmental health and safety in the workplace and community. AIHA is based in Fairfax, VA. The association is comprised of scientists and professionals who are committed to preserving the well-being of workers and the environment.

Mosaic provides religious and evangelization services. It owns and operates small groups and communities which include TheOriginsProject.org, MosaicAlliance.com, Awaken.org, ErwinMcManus.com, and SoulCravings.com. The organization is headquartered in Pasadena, CA.

The British Property Federation promotes interest of property owners and investors. It provides news alerts, attend conferences, and seminars. The company's members include property developers and owners, institutions, fund managers, investment banks, and professional organizations. The British Property Federation is headquartered in London, UK.

Dorrington Investment Plc provides property trading and building contracting. It offers commercial and residential property management services. The company is headquartered in London, the United Kingdom.

Part of Quadriga International Ltd. (British Virgin Islands), Dorrington Queensway Ltd. is a real estate investment company founded in 2000. The company is based in London, UK and provides real estate investment services.

Part of Quadriga International Ltd. (British Virgin Islands), Clifton House Islington Ltd. is a company that provides property investment services. The company is based in London, UK and was founded in 2007.

Founded in 1971, Oyo Properties Ltd. is a subsidiary of Quadriga International Ltd. (British Virgin Islands). The company is based in London, UK. The British company leases and operates real estate properties.

Part of Quadriga International Ltd. (British Virgin Islands), Dorrington Fulwood Ltd. is a company that provides property investment services. The company is based in London, UK and was founded in 2005.

Part of Quadriga International Ltd. (British Virgin Islands), Dorrington Estates Ltd. is a company that engages in residential and commercial property development and trading. The company is based in London, UK and was founded in 2004.

Part of Quadriga International Ltd. (British Virgin Islands), Dorrington West Ltd. is a company that provides property investment services. The company is based in London, UK and was founded in 1999.

Part of Quadriga International Ltd. (British Virgin Islands), Lyndale Development Co. is a company that provides property trading services. The company is based in London, UK. Founded in 1960.

Part of JW3 Trust Ltd., JW3 Trading Ltd. operates community centers. The company is based in London, UK. The CEO of the British company is Raymond Simonson.

Founded in 1972, Dorrington Property Developments Ltd. is a subsidiary of Quadriga International Ltd. (British Virgin Islands). The company provides property investment services and is based in London, UK.

Part of Quadriga International Ltd. (British Virgin Islands), Spice Property Investments Ltd. provides property investment services. The company is based in London, UK.

Part of Quadriga International Ltd. (British Virgin Islands), City, West End & Suburban Shop Property Co. Ltd. is a real estate company founded in 1972. The company provides real estate services and is based in Brompton, UK.

Part of Quadriga International Ltd. (British Virgin Islands), Dorrington Hatton Ltd. is a real estate services provider. The company is based in London, UK and was founded in 2006.

Part of Quadriga International Ltd. (British Virgin Islands), Dorrington Lyndale Ltd. is an investment holding company. The company is based in London, UK and was founded in 2004.

Part of Quadriga International Ltd. (British Virgin Islands), Dorrington Midtown Ltd. provides property investment services. The company is based in London, UK.

Part of Quadriga International Ltd. (British Virgin Islands), London Consolidated Properties Ltd. is a company that provides property investment services. The company is based in London, UK.

Part of Quadriga International Ltd. (British Virgin Islands), Eaton Manor Hove Ltd. provides property investment services. The company is based in London, UK.

Part of Quadriga International Ltd. (British Virgin Islands), British Consolidated Investments Corp. Ltd. is a dormant company. The company is based in London, UK. Founded in 1972.