Founded in 1985 by Graeme Brooks, Avtrade is a West Sussex-based commercial aircraft components business. In 2012-13 it made a healthy £9.6m profit on £70.5m sales. Brooks and his wife, Yvonne, the finance director, own it all.
Latest turnover: £71m
Five-year rise in turnover: 129%
No. of employees: 134
Five-year rise in employment: 173%