b'1999Entering telecommunications The hydro-electric Balambano Dam, Indonesia, a joint with Siemens joint ventureventure with Astaldi S.p.A, 19981999.Thiess Contractors acquires a 50 per cent stake in Silcar in a joint venture with leading global technology company Siemens. Silcar is responsible for Telstras national telepower contract for the design, construction and maintenance of power supply to 36,000 installations.Siemens and Thiess Services also form a joint venture, SiemensThiess Communications JV (STCJV), after being awarded a Telstra telecommunica-tions contract in New South Wales and Queensland. This joint venture is rolledinto Silcar in 2005, positioning Thiess toplay a significant part in the NBN rolloutof the fibre network in Australia.A new South Bank homeThe Thiess Contractors head office relocates from its premises at Archerfield to the newly constructed building at South Bank (which was built by Thiess) at 179 Grey Street, South Bank, Brisbane.Remediation work at Little Manly Point, New South Wales, set the company up for success in its Environmental Services division, 1991.77'