Avingtrans announced on Friday that Sigma Components, which is part of its aerospace division, has signed a five-year contract worth £5m to supply fabricated assemblies to Sonaca for Airbus, Bombardier and Embraer programmes.Following the deal, Sigma will become the sole supplier to Sonaca for critical assemblies in the anti-icing systems of several programmes.The contract will be managed from the company's Farnborough site.Mark Johnson, the managing director of Sigma Components, said: "This contract is great news for the Farnborough business that we acquired in 2012 and reflects well on the team that have earned the trust of Sonaca to award us this contract." He added: "Sigma has been very active at the Paris Air Show this week, opening up new opportunities and building on the Sigma brand and the new technologies we have been developing."