Accentro Real Estate AG. ESTAVIS AG is a Germany-based holding company active in the real estate sector. The Company business operations comprise domestic properties, focusing mainly on commercially attractive locations in Germany. Its activities include acquisition, modernization and sale of residential properties. The Company business model is particularly based on residential property. ESTAVIS AG's operations are divided into two segments: Trade, which comprises buying and selling of residential properties and individual apartments, especially retailing of apartments to owner occupiers and investor within the framework or retail privatizations of housing portfolios; and Portfolio, in which the Company takes advantage of its acquisition network to identify housing portfolios with high value-added potential, and exploits its management know-how to raise potential and to ensure cash-flows from the management of the acquired portfolios. As of December 31, 2011, the Company operated 42 subsidiaries.

CNP Assurances is an insurance company. Co. designs, develops, distributes and manages savings, pension & personal risk, and term creditor products. Co. offers savings products and insurance against the risks of everyday life to its customers. Co.'s operations are organized along three business segments. The Savings business concerns products enabling policyholders to build up capital which they can cash in. The Pensions business concerns products designed to enable policyholders to receive an annuity or lump sum on retirement. The Personal Risk business includes products enabling policyholders to insure against the risks of death, accident or illness, property damage or liability claims.

RegistrarFresenius Medical Care is a kidney dialysis company, operating in both the field of dialysis services and the field of dialysis products for the treatment of end-stage renal disease (ESRD). Co.'s dialysis business is vertically integrated, providing dialysis treatment at dialysis clinics it owns or operates and supplying these clinics with a range of products. In addition, Co. sells dialysis products to other dialysis service providers. In the U.S.A., Co. also provides inpatient dialysis services and other services under contract to hospitals. Co. provides patient services, including renal pharmaceutical products and in the U.S.A., laboratory services.

Fresenius is a health care group providing products and services for dialysis, hospitals and outpatient medical care. Co. operates four business segments: Fresenius Medical Care; Fresenius Kabi; Fresenius Helios; and Fresenius Vamed. Fresenius Medical Care provides dialysis care and dialysis products for patients with chronic kidney failure. Fresenius Kabi is engaged in the provision of generic drugs, infusion therapies, clinical nutrition products, related medical devices and transfusion technology. Fresenius Vamed manages projects and provides services for hospitals and other health care facilities. Fresenius Helios is a private hospital operator which only operates in Germany.