Richard Paul Balarkas

XConnect Global Networks Ltd. provides plug and peer voice over Internet protocol interconnection services. It enables its customers to capitalize on network and technology investments through the delivery of IP voice, video and unified communications across disparate networks and platforms. The firm offers scalable interconnection solutions that will facilitate seamless interoperability, routing and interworking between multiple next generation networks. The company was founded by Eli Katz in 2004 and is headquartered in London, the United Kingdom.

Part of Advance (Corporate Holdings) Ltd., Advance Northumberland (Developments) Ltd. provides project management services. The company is based in Ashington, UK.

Founded in 2004, Wiltshire Trading BV is a financing and British investment company that operates as a subsidiary of Morgan Stanley. The company is based in Canary Wharf, UK.

Part of GFH HFEVA LLC, Citadel Securities (Europe) Ltd. is a British company that provides securities dealing on own account. The company is based in London, UK. Citadel Securities (Europe was founded in 2005.

Cboe Exchange, Inc. provides options exchange services. It trades equity options, security index options, options on exchange traded notes and products, binary options, one-week and quarterly options, long-term equity anticipation securities options, and flexible exchange options. The firm also provides information on various stock and options trading strategies, options trading tools, stock and option quotes and data; and options information and education. Additionally, they offer access to product information, conference notices, portfolio management tools, and educational materials for institutional investors and products and strategies for advisors to protect client’s portfolios. The company was founded in 1973 and is headquartered in Chicago, IL.

Advance Northumberland (Commercial) Ltd. is a British real estate company that provides real estate services. The company was founded in 1998 and is based in Ashington, UK. It is ultimately controlled by the County of Northumberland.

Arch (Corporate Holdings) Ltd. is a British company that manages and develops residential and commercial properties. It is based in Ashington, UK and ultimately controlled by the County of Northumberland. The company was founded in 2011.

Advance Northumberland (Housing) Ltd. is a British company that rents and leases residential buildings. The private company is based in Ashington, UK. The company was founded in 1986.

Part of Nomura Holdings, Inc., Instinet, Inc. provides financial services. The company is based in New York, NY.

Advance Northumberland Ltd. engages in the provision of economic regeneration services. It offers home renting, investment, workspace, commercial, building business, and ascent homes. The company is headquartered in Ashington, the United Kingdom.

The Institute of Chartered Accountants of Scotland operates as a professional membership organization. The non-profit company is based in Edinburgh, UK. The British company was founded by Janice Margaret Brown and Sundeep Bahanda. The CEO is Bruce Cartwright.

KCG Europe Ltd. engages in security and commodity contract dealing activities. It provides execution services for institutional and broker-dealer clients, primarily in equities, fixed income, FX products, and buy-side and sell-side classes. The company was founded on September 16, 1998 and is headquartered in London, the United Kingdom.

UBS AG (London Branch) is the Great Britain-based brokerage subsidiary of UBS AG, ultimately held by UBS Group AG (SWX: UBSG) in Switzerland. Headquartered in London, the firm was founded in 1998 and provides nimble, innovative and bespoke access to solutions, from market and insight tools, to trading strategies and execution for private, institutional and corporate clients worldwide, as well as private clients in Switzerland. They distribute, trade, finance and clear cash equity and equity-linked products. The firm also structures, originates and distributes new equity and equity-linked issues.

Part of Cboe Global Markets, Inc., CBOE Chi-X Europe Ltd. is a stock exchange. The company is based in London, UK. Mark Simon Hemsley has been the CEO of the British company since 2011. CBOE Chi-X Europe was acquired by BATS Global Markets, Inc. from Nomura Holdings, Inc. on December 01, 2011 for $316.90 million.

Part of London Stock Exchange Group plc, Turquoise Global Holdings Ltd. is a company that provides security trading services. The company is based in London, UK and was founded in 2009.

Linn Products Ltd. manufactures high fidelity and audio equipment. The company was founded by Ivor Tiefenbrun in 1973 and is headquartered in Eaglesham, the United Kingdom.

Turquoise Trading Ltd. provides electronic execution services to buyers and sellers of pan-European equities, delivering differentiated value throughout the trading process. The firm's multi-lateral trading facility (MTF) operates uniformly across 15 European markets with a unique market model, a fully risk-managed clearing solution and efficient economics. Its MTF's integrated market combines dark and visible orders to increase execution and price improvement for small orders, whilst minimizing information leakage and market impact for larger, institutional-size orders. Turquoise technology delivers high throughput and ultra-fast response times to the most demanding trading specifications in the world.

Part of Morgan Stanley, Lancashire Trading BV is a British company that provides financial and investment services. The company is based in London, UK.