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Alleghany Insurance Holdings LLC (Invt Port) (Alleghany) is the investment portfolio division of Alleghany Insurance Holdings LLC, an insurance firm headquartered in New York City. They are ultimately owned by Alleghany Corp. (NYSE: Y). Alleghany provides property and casualty reinsurance and insurance to various clients.

AW Underwriters, Inc. provides directors and officers liability insurance and errors and omissions liability insurance for health care professionals and non-medical professionals. It also offers commercial risk management and loss control services for large private companies and public corporations. The company was founded in 2003 and is headquartered in Farmington, CT.

ORX Exploration, Inc. provides oil and gas exploration and production services. The company was founded by James E. Orth and J. Luis Banos, Jr. on May 21, 2007 and is headquartered in New Orleans, LA.

R.C. Tway LLC manufactures vans and truck trailers. It designs, builds, and services solutions for specialty trailer, custom transport, and mobilized business markets. The firm provides commercial trailers, such as mobile data center, mobile kitchen, food, mobile laboratory and testing, mobile workshop, mobile training and classroom, and specialty product delivery trailers. The company was founded in 1879 and is headquartered in Louisville, KY.

Rainy River Resources Ltd. engages in the acquisition, exploration and development of mineral properties. It has The Rainy River Gold Project situated in the southern half of Richardson Township in Western Ontario. The company was founded in 1955 and is headquartered in Toronto, Canada.

Society of Mining Engineers represents all professions serving the mining, minerals and underground construction industries. Its memebers include engineers, geologists, metallurgists, educators, students and researchers. The company was founded in 1871 and is headquartered in Wapwallopen, PA.

Society of Petroleum Engineers, Inc. provides petroleum engineering services. The non-profit company is based in Allen, TX and has subsidiaries in United States, India and Canada.

Alpha PetroVision (Canada) Inc. provides oil development and production services. It helps to revitalize old and depleted oil fields using proprietary techniques. The company operates in Calgary and Sheridan. It was founded by Mark See in 2005 and is headquartered in Calgary, Canada.

Bourn & Koch, Inc. manufactures precision machine tool products. It manufactures and re-manufactures gear hobbing, gear shaping, gear grinding, vertical turning centers, vertical grinding centers, boring, rotary transfer, multispindle, inspection and specialty machine tools. The company was founded in 1975 and is headquartered in Rockford, IL.

ALPS Corp. provides legal, investment, and various financial services. The company is headquartered in Missoula, MT.

PETROtech Resources Co., Inc. provides professional technical personnel and services to the petroleum industry on a consulting basis. The private company is based in California and has a reputation for technical excellence within the energy industry. The American company's services include engineering, geology, project management, property tax, environmental operations, and home solutions. The company has a broad client base that includes both major and independent energy companies, and they can tailor their services to meet specific project needs.

Alleghany Capital Corp. sources, executes, and oversees the private capital investments and acquisitions of Alleghany Corporation. It focuses on industrial and non-industrial investments and acquisitions for its parent entity. The company was founded in 1993 and is headquartered in New York, NY.

CapSpecialty, Inc. provides property, casualty insurance, fidelity and surety coverage's services through its subsidiaries. The company was founded in 1965 and is headquartered in Madison, WI.

Capitol Indemnity Corp. provides insurance services. It offers property and casualty insurance coverage and fidelity and surety insurance for businesses. The company was founded by George A. Fait in 1959 and is headquartered in Middleton, WI.

Transatlantic Holdings, Inc. provides property and casualty reinsurance services. The company through its subsidiaries offers reinsurance capacity for a full range of property and casualty products, directly and through brokers, to insurance and reinsurance companies, in both the domestic and international markets on both a treaty and facultative basis. The firm was founded in 1986 and is headquartered in New York, NY.

Sanford C. Bernstein & Co. LLC is a registered broker-dealer headquartered in New York City. The firm was founded in 1967 and is a subsidiary of Alliance Capital Management LLC, ultimately held by Equitable Holdings, Inc. (NYSE: EQH). Sanford C. Bernstein & Co. provides trading and executions services to their clients.

Part of Equitable Holdings, Inc., AllianceBernstein Corp. is a company that provides investment management services. The company is based in Nashville, TN. Seth Perry Bernstein has been the CEO of the company since 2017.

The New York Society of Security Analysts, Inc. operates as a financial services trade group and networking forum for wall street and provides Chartered Financial Analyst (CFA) exam. The company was founded in 1937 and is headquartered in New York, NY.

Alleghany Capital Partners LLC (Alleghany Capital Partners) is a private equity firm, a subsidiary of Alleghany Insurance Holdings LLC founded in 2007. The firm is headquartered in New York.

Connecticut Science Center owns and operates museum. It exhibits, a state-of-the-art 3D digital theatre, plus daily programs and events at the center. Its events and programmes include vacation exploration camps, teen program, women in science, movies, and stage shows. The company was founded in 2001 and is headquartered in Hartford, CT.

CFA Institute operates as non-profit organization, which engages in the provision of chartered financial analyst programs. It offers certificate in investment performance measurement program, investment foundations, and scholarship. The company was founded in 1965 and is headquartered in Charlottesville, VA.

JPMorgan Securities LLC (JPMS) is a securities brokerage firm headquartered in New York City. The firm was founded in 1985 and is a subsidiary of JPMorgan Broker-Dealer Holdings, Inc., ultimately held by JPMorgan Chase & Co., Inc. (NYSE: JPM). JPMS provides research on fixed income, credit, derivatives, emerging markets, foreign exchange, structured finance, technical analysis and bond indices. Their equity analysts cover equities throughout North America, EMEA, Asia/Pacific and the emerging markets. The firm's fixed income team formulates trading and portfolio recommendations for investors in global bonds and other fixed-income markets based on valuations, analytics and market dynamics.

Part of Fairfax Financial Holdings Ltd., Allied World Insurance Co. is an insurance company. The company is based in New York, NY.

IPS-Integrated Project Services LLC provides technical consulting services. The firm offers integrated services which focuses on the engineering, construction, project controls, commissioning, qualification, and validation of technically complex facilities in hi-tech and heavily regulated industries. The company was founded by Andrew A. Signore and Joseph A. Blanchard in 1989 and is headquartered in Blue Bell, PA.