Sigma Services

Contact name: Nick Seymour

Orchard Cottage,

10A Hillside Road,

Thorpe St. Andrew,

Norwich NR7 0QJ,


Tel: (office): +44 1603 433 961 or (workshop): +44 1953 457 732

Fax: +44 1603 433 961

Mobile (cell): 07774 195 103




Nick Seymour has thirty years of experience maintaining de Havilland types and is an LAA inspector and CAA certified welder. Sigma Services repairs exhaust systems for de Havilland aircraft, makes and repairs metal parts and undertakes wood repairs.

This page last updated on: 20th January 2020

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