Headquartered in Newcastle-upon- Tyne, this firm was founded in 1978, and now has more than 50 engineers repairing and maintaining engines and generators for customers worldwide, in the marine, offshore, utility and defence industries. The firm has a base in Perth, Australia, and has seen overseas sales boosted by investing in its advisory and consultancy services, helped by securing £400,000 in 2017 from NEL Fund Managers. Exports hit £8.1m last year under chief executive Sarah Wade, 43, when it nearly trebled sales in Africa, Asia and the Middle East.