Mark LambertBusiness Development Director
Mark has been in the aerospace industry for 34 years, having joined the Sigma team in 2012 and has held various senior operational and commercial positions at Sigma, PFW, RSM Aerospace and BAE Systems. Mark served his apprenticeship at BAE Systems and holds a Degree in Business Studies and is also a keen golfer.
Tom BarrettOperations Director
Tom joined Sigma in 2007, having worked 22 years in the automotive industry, gaining experience managing workforces in various types of manufacturing, including die- casting and electronics assembly. In the last 13 years, Tom has managed several General Manager positions for Sigma, taking on his current role in 2020. Tom loves playing golf and is a life-long Aston Villa fan.
Jack OldershawManaging Director, C&H
Jack joined the Sigma team at C&H in June 1989 and progressed to Foreman in 1999, Factory Supervisor in 2002 and then General Manager in 2004. Jack has over 32 years of manufacturing and engineering experience in the aerospace sector, as well as being a long-time supporter of Nottingham Forest football club.
Wayne HeExecutive Director, China
Wayne has been with Sigma since 2008 and spent 12 years managing HR, administration and legal before becoming Executive Director in 2020. Prior to Sigma, Wayne managed businesses in the electronics and software sectors. With a BA from Harbin Institution of Technology, Wayne is also an active scholar in historical geopolitics and political philosophy.