Oxford Catalysts, the synthetic fuels technology firm, celebrated its first successful start-up of a commercial scale Fischer-Tropsch reactor at a client facility, with performance matching expectations. Roy Lipski, Chief Executive Officer at Oxford Catalysts, hailed it as a milestone for the group, and also its client. 'We're excited to prove the capabilities of our technology at this commercially significant scale, and are confident that it will meet our customer's needs and facilitate their ambitious plans for widespread commercial synthetic fuels production,' Lipski said.Sticking with the alternative energy sector, Energetix Group said it has made good progress in the development of its energy supply business. The group has recently recruited an experienced senior management team who are working with Tony Stiff, boss of the firm's energy supply business, and plans are afoot to launch live operations during the fourth quarter of this year. This new business is located in Ipswich. A branding exercise for the energy supply business is taking place, with a number of brands being tested with focus groups. Energetix hopes to launch the new brand later in the year.All of the 20 residential properties at the Wellingborough development, the principal asset of investment firm Energiser, are currently let, generating gross annual rental income of £149,000. The value of the portfolio of properties in Wellingborough increased by £103,000 to £2.55m (2010: £2.45m) and the group's net assets increased marginally to £340,000 (2011: £339,000), representing net asset value per share of 0.78p (2010: 1.06p). The group racked up a loss of £124,000 in 2011 after making a profit of £68,000 the year before. Specialist primary care infrastructure investor MedicX is to buy a new primary care medical centre in Kingston upon Thames, South West London, which is due to be completed in November 2012. The total acquisition cost of the property is anticipated to be £2.9m.Military communications specialist SCOTTY has completed a reorganisation of its US operations. The company has changed the name of its operating subsidiary in the US to SCOTTY Satcom Technologies, and relocated its US headquarters and system integration facility from Atlanta, Georgia, to Titusville, Florida, where it will share space with business partner AirScan, a provider of airborne intelligence, surveillance and reconnaissance services. "This [team-up with AirScan] represents an important step towards SCOTTY's key objective of forming relationships with strategic partners in aviation markets and further develops our strategy of rationalising our operating costs," said SCOTTY's Chairman, Dr Ernst Wustinger.