Oliver Valves, established in 1979, has grown to become an industry leader in the manufacturing of valve solutions. Operating ... under three companies, Oliver Valves, Oliver Valvetek and Oliver Twinsafe engineer innovative valve solutions for three primary industry sectors - Oil, Gas and Petrochemical. Oliver Valves offer an extensive product range including high pressure needle & ball valves, needle valve manifolds, monoflanges & slimline monoflanges, double block & bleed valves, injection valves, sampling valves, distribution manifolds & instrumentation products. Oliver Valvetek offer an extensive subsea product range including deepwater hydraulically actuated gate valves, manually actuated gate valves with optional position indication half turn gate valves, ball valves & needle valves. Oliver Twinsafe offers up to 16" reduced & full bore double block and bleed pipeline valves in forged or cast body construction to ANSI B16.10 standard length thereby increasing safety levels whilst reducing weight, space & cost. read more