Clifford Chance has advised CVC Capital Partners (“CVC”) on an investment of approximately US$150 million to acquire a 50% stake in Arteria Networks Corporation, a leading Japan-based telecommunications carrier focused on enterprise customers. CVC will be partnering with Marubeni through a joint ownership in Arteria Networks Corporation. Telecommunications is a focus sector for CVC and this is the third investment in the Asian broadband segment for CVC following investments in Hong Kong Broadband Network and PT Link Net.

Slaughter and May advised UK Green Investment Bank on its acquisition of a 20% interest in Scira Offshore Energy Limited, which owns Sheringham Shoal offshore windfarm, for an agreed valuation of £240 million. UK Green Investment Bank acquired its interest from Statoil Petroleum AS and Statkraft UK Limited who have each retained a 40% interest in Scira Offshore Energy Limited.

Sheringham Shoal is a 316.8MW offshore windfarm located off the coast of Norfolk which generates over 1.1TWh of net renewable electricity annually and has been operational since October 2012.

Curetis, a molecular diagnostics company based in Holzgerlingen near Stuttgart, has extended its Series B financing round by EUR 14.5 million.

Clifford Chance has advised The Carlyle Group on its investment in Diamond Bank plc. The transaction is valued at USD147million and represents the fourth investment to be structured through Carlyle's sub-Saharan Africa Fund.

Dubai-based Corporate partners Mike Taylor and Nigel Wellings led the team which included senior associate Daniel Boyle.  Regulatory advice was provided by Washington-based partner George Kleinfeld and senior associates Megan Gordon and Ali Burney.

The firm of Udo Udoma & Belo-Osagie advised on the Nigerian aspects of the deal.

Borenius advised Taaleritehtaan Pääomarahastot Oy, an alternative investment fund manager, when it set up a new fund investing in windpower projects.

The shareholders of Care Property Invest (CP Invest), a Belgian listed real estate player specialised in Belgian healthcare properties, have approved the change of status from a “public real estate investment company” (“openbare vastgoedbevak / sicafi publique”) into a “public regulated real estate company” (“openbare gereglementeerde vastgoedvennootschap / société immobilière réglementée publique”).

RPC advised Quanta Fluid Solutions on its successful £27 m fundraising to support the commercial launch of its SC+ machine; the only portable, compact haemodialysis machine in development providing the clinical efficacy and high flow rates comparable to in-centre machines.

SC+ is designed to provide a significant change in the way dialysis patients are treated, with its unique cartridge-based design that allows greater ease-of-use and treatment flexibility, whether in-centre or in the home.

Ashurst is advising Société Générale in relation to a recommended cash acquisition, being structured as a scheme of arrangement, of Japaninvest Group Plc by Haitong International (BVI) Limited. The acquisition values the entire issued and to be issued share capital of Japaninvest at approximately ¥2,878.2 million ($24.36 million; £15.53 million).

Société Générale currently owns approximately 22.97 per cent of the existing issued ordinary share capital of Japaninvest.

Eversheds has advised Phoenix Equity Partners (‘Phoenix’) on the acquisition of day nursery provider, Just Childcare Limited (‘Just Childcare’). The acquisition represents an initial investment alongside the founders of Just Childcare to support the future development of Just Childcare.

Danish high-tech water technology company Aquaporin A/S has announced the signing of binding agreements to form a water treatment Joint Venture, Aquapoten, in China with two Chinese partners, Heilongjiang Interchina Water Treatment (Interchina) and Poten Environment (Poten), and major equity investment in Aquaporin by Interchina and Poten resulting in a 20.1% ownership stake.