Kroll is a multinational financial and risk advisory firm based in New York City, originally known as Duff & Phelps. Founded in 1932, Kroll specializes in helping clients build, protect, and maximize value through its expertise in risk management, governance, transactions, and valuation. The firm offers a range of services across financial advisory, risk advisory, and business services, addressing complex capital events, compliance, and security needs for global clients.
Kroll's financial advisory services include valuation, transaction advisory, and investment banking, while its risk advisory services focus on cyber resilience, enterprise security, and compliance. The business services division provides solutions for claims processing and liability management. Kroll also features advanced platforms for risk and compliance, such as the Cost of Capital Navigator and the Kroll Private Capital Markets Platform, which enhance portfolio monitoring and regulatory oversight. The firm is recognized for its expertise in forensic accounting and security consulting, having worked on significant projects like the security revamp of the World Trade Center.
Telefonica operates mobile and fixed networks in Spain (where it is the incumbent telephone operator), the UK, Germany, Brazil, and other Latin American countries like Colombia, Mexico, Argentina, and Chile. The company derives more than 30% of its revenue from Spain, close to 20% from Germany, and 20% from Brazil. Its UK operations are held through a joint venture with Virgin Media. For several years Telefonica has been simplifying its corporate structure by selling noncore assets.
Deutsche Telekom merged its T-Mobile USA unit with prepaid specialist MetroPCS in 2013, and that firm merged with Sprint in 2020, creating the second-largest wireless carrier in the us. T-Mobile now serves 77 million postpaid and 21 million prepaid phone customers, equal to around 30% of the us retail wireless market. The firm entered the fixed-wireless broadband market aggressively in 2021 and now serves more than 5 million residential and business customers. In addition, T-Mobile provides wholesale services to resellers.