Equinix, Inc. is an American multinational company headquartered in Redwood City, California, that specializes in enabling global interconnection between organizations and their employees, customers, partners, data and clouds.
 The company is the leading global colocation data center provider by market share, and it operates 175+ data centers in 44 major metropolitan areas in 22 countries on five continents.
Sir Philip Nigel Ross Green (born 15 March 1952) is a British businessman, and the chairman of Arcadia Group, a retail company that includes Topshop, Topman, Wallis, Evans, Burton, Miss Selfridge, Dorothy Perkins, and Outfit.
 The BHS department store chain used to be part of the group.
RetailMeNot, Inc. (formerly Whaleshark Media) is an American multinational company headquartered in Austin, that maintains a collection of coupon web sites.
 The company was founded by Cotter Cunningham.
 The company owns RetailMeNot.com and VoucherCodes.co.uk, the largest coupon sites in the US and UK, respectively, and acquires coupon sites and third-party software.
Topshop (originally Top Shop) is a British multinational fashion retailer of clothing, shoes, make-up and accessories.
 It has around 500 shops worldwide – of which some 300 are in the UK – plus online operations in a number of its markets.
 Its current CEO is Ian Grabiner, and it is part of the Arcadia Group, which is controlled by Sir Philip Green.
Teleperformance is a multinational company headquartered in France.
 The company specializes in outsourced omnichannel customer experience management, also known as Business Process Outsourcing (BPO).
 The company provides customer acquisition, customer care, technical support, debt collection, social media, and other services around the world.
 Teleperformance has 217,000 employees across 340 contact centers in 74 countries and serves over 160 markets.
 Countries in which Teleperformance operates include France, the United Kingdom, Albania, Brazil, Chile, India, Philippines, Guyana,China, Canada, Mexico, Colombia, Norway, Italy, Greece, Portugal, the United States, Costa Rica, Dominican Republic, Australia, the Netherlands, Suriname, Egypt, Russia, Sweden, Germany and Poland.
Dorothy Perkins is a multinational women’s fashion retailer based in the United Kingdom.
 Dorothy Perkins sells both its own range of clothes and branded fashion goods.
 Dorothy Perkins is part of the Arcadia Group, which is controlled by Sir Philip Green.
Henkel AG & Company, KGaA, is a German chemical and consumer goods company headquartered in Düsseldorf, Germany.
 It is a multinational company active both in the consumer and industrial sector.
 Founded in 1876, the DAX 30 company is organized into three globally operating business units (laundry & home care, beauty care, adhesive technologies) and is known for brands such as Loctite, Persil, and Fa amongst others.
The Philip Green Memorial Trust (PGMT), was formed in 1985 by Cyril Paskin following the death of his close friend and fellow philanthropist, Philip Green.
Arcadia Group Ltd. (formerly Arcadia Group plc and Burton Group plc) is a British multinational retailing company headquartered in London, United Kingdom.
 It owns the high street clothing retailers Burton, Dorothy Perkins, Evans, Miss Selfridge, Topman, Topshop, Wallis and the out of town chain Outfit, which sells lines from the other group chains.
 The group has more than 2,500 outlets in the UK, concessions in UK department stores such as Debenhams, Selfridges and House of Fraser, as well as several hundred franchises in other countries.
Philip Green (19 July 1911 – 6 October 1982), sometimes credited as Harry Philip Green, was a film and television composer and conductor.

Question: Philip Green is the chairman of a multinational company headquartered in what city?
Answer: London