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July 6, 2026Faces behind the Gemello® Brand – Gareth Wilson
Published: 2nd June 2026
Gareth Wilson is a new Business Development Manager at Gemello® warrantied twin-skin and overclad systems.

He joined the team to strengthen the sales function and shares a national role with Michael Hammond to increase sales of this total roofing system solution, which brings together several well-established products under a single system warranty.
Gareth may be only three months into this role, but he has many years of experience in the construction market. It all started when he joined SIG in 2002, where he worked in sales for six years. He then moved to a role in insulation for four years, followed by a position as an installation manager in groundworks.
Gareth has also ran his own business for five years, installing outdoor playgrounds and gyms on safety surfacing. Most recently, he returned to sales at Langley Waterproofing. He joined SIG Building Solutions on the 1st April 2026, having remained in contact with some of the colleagues he worked with 15 years ago.
Today Gareth’s focus is on selling the Gemello products to roofing contractors, architects, building surveyors and building owners. He works closely with Michael Hammond and reports to Chris Fitzpatrick, covering the country and promoting the Gemello system’s product and service benefits for new build and refurbishment contracts.

