Meet the team at Semmco
Dedicated to quality, safety and reliability through innovative designs, while manufacturing cost effective engineered solutions
Our team is committed to providing exceptional innovative design, intelligent engineering and most importantly, excellent customer service before, during and after your purchase from Semmco.
“It’s a pleasure dealing with a company that has a can do approach both during the evaluation approach and subsequent after sales period.“ BMI

Stuart McOnie
Managing Director Semmco Group
Stuart McOnie started his career in engineering at the age of 16, following a childhood spent building models and electrical systems, and being fascinated about how things work. After 25 years in business Stuart now manages 3 locations globally. Read more about Stuart McOnie here...

Benjamin Hoyle
General Manager UK & DWC
Ben manages operations for our UK HQ and our Dubai office. He has extensive contract management experience across a variety of sectors and clients including: MoD & the Defence Sector and Manufacturing. He is dedicated to ensuring that customer requirements and expectations are delivered on time and on budget.

William McOnie
Sales & Business Development Manager USA, Canada & South America
Will leads the USA, Canadian and South American sales team from our manufacturing facility in Texas. Responsibilities include client retention, identifying new business opportunities and staying up to date with the latest aviation industry developments.

Andrew Walling
Senior Sales Manager UK & Europe
Andrew manages our UK & European sales, he is an experienced Sales Engineer, International Business Development and Sales Manager who has been involved in a wide range of safety related products across his career, most recently in the aviation and rail industries.

Ramy Elawady
Technical Sales - Middle East
Ramy is based at our Dubai office. He works closely with our key clients in the Middle East, Africa and Australasia and supports Ben Hoyle with the production of Semmco products at our Middle East manufacturing facility.

David Ward
Service Engineer
Dave joined the Semmco team in 2017. He is part of our experienced field and service team providing installation, servicing and maintenance for Semmco products on site with our aviation and rail customers.

Rob Currey
Senior Service Engineer
Rob joined Semmco in 2007 in our production team. He now heads up our experienced field and service team providing installation, servicing and maintenance for Semmco products on site with our aviation and rail customers.

Carl Bennett CEng MIED
General Manager LPS
Carl is a professional Chartered Engineer with over 25 years experience across Aerospace, Rail Ports, PPE and Renewable Technology. He has worked with Semmco since 1996 in various key roles across the business and now is General Manager for Semmco Life Protection Systems.

Charlie Mott
Business Development Executive LPS
Charlie joined the Semmco LPS team in 2020 from a commercial sales background. He works closely with our Life Protection Systems customers in UK & Europe to ensure they get the right equipment for the job.

Diane Dawkins
Finance Manager
Diane manages the finance department for Semmco & Semmco LPS in the UK as well as Semmco DWC in UAE. She started at Semmco in 2016 following previous financial management roles at Burhill Estates for 11 Golf Centres & the Guinness Family Estates and the University Of Roehampton in London.


Kate Yerrell
Digital Marketing Manager
Kate manages the marketing for the Semmco group. She joined Semmco in 2016 and brings extensive experience in international business and marketing strategy, having worked as a Senior Marketing Manager at global auction house, Sotheby's, as well as for digital marketing & graphic design agencies for a wide range of industries in her 20 year career.