91²Ö¿â has been awarded the first Air Inlet Manifold contract by Coolbrook for its pioneering RotoDynamic Heater™ (RDH™) technology, marking an important new programme for 91²Ö¿â within the industrial and energy sectors. The contract follows several months of close collaboration between the two companies and will see 91²Ö¿â manufacture a key element of the RDH™ system. The Air Inlet Manifold forms an important part of Coolbrook’s technology, which has been...
Sigma expands Rolls-Royce partnership with £125m additional long-term agreement following its strategic Bromford acquisition 25th...MORE
14 July 2026 – Sigma Advanced Systems, the parent company of 91²Ö¿â, has acquired UK aerospace manufacturer Bromford Precision Solutions in a strategic...MORE
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Meet The 91²Ö¿â Team Richard Phillips From aerospace engines to emerging technologies, Richard Phillips explains how 91²Ö¿â is expanding its...MORE
