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We invest heavily in employing the right people with the right skill set. People are our most valuable resource, and the strength of our team underpins our reputation for delivering exactly what we promise.

  • All
  • Senior team
Paul Moore

Paul Moore


Paul started Dieselec Generators with just three employees and subsequently grew the business to £7m turnover before partnering with Nevis Capital and merging with Thistle Generators. As Managing Director he oversaw the double-digit growth of DTGen and achieved listings with Sunday Times Fast Track 100 and Scottish Business Insider's SME300 as well as Regional Finalist in Ernst & Young Scottish Entrepreneur of the Year Awards. Paul moved to the role of chairman in 2020. 



David Oates Managing Director

David Oates


David joined the team in 2020 to lead the business through its next stage of growth. With 20 years of experience in the generator industry, he joined us from Pramac – Generac where he was managing director for the UK looking after both the power, portable and industrial products. Prior to this role, he was previously a director at Finning UK & Ireland for 12 years, leading the £200m power systems business with responsibility for 350 people across power generation, oil and gas, marine and industrial sectors.

Brian Muirie

Brian Muirie

Sales Director

Brian has been with the business for 14 years and is responsible for overseeing the company generator sales and business development function across the UK, with a particular focus on non-solutions projects, direct and trade sales, as well as framework contracts.


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Gordon Kerr

Finance Director

Gordon, who is a chartered accountant, has a professional financial career spanning more than 30 years and joined DTGen to support our plans to expand nationally.

Donnie Macdonald

Donnie MacDonald

Head of Projects

Our most senior project manager with more than 35 years of experience in the generator industry, Donnie, supports and mentors our group of project managers, solutions engineers, and installation team members throughout the country. Donnie is involved in the delivery of both large and small solution projects. He has a sharp eye for detail and is always ready to take on new challenges.

Kenny Berrie

Kenny Berrie

Head of Technical

Kenny is a highly experienced technical manager with more than 40 years' experience in the industry. He leads our technical department which supports our entire business from initial sales through to aftermarket. Kenny specialises in complex control systems and switchboard interfaces and provides extensive engineering and technical support to our field-based team of commissioning engineers across the UK.



Jim Sweeney  Head of Project Delivery

Jim Sweeney


Having managed, owned and operated a power generation businesses serving the global oil and gas industry for more than 20 years, Jim decided to relocate back to Scotland and joined DTGen in 2019. Initially joining as Project Manager, Jim has now moved to the role of Head of Projects Delivery and Commissioning, in order to support future growth and long term succession planning for the business

John Kinstrie

John Kinstrie

Head of Solutions

John is responsible for our team of estimators and sales engineers.  He is responsible for and oversees the delivery of the initial design, commercial and technical proposals for our major projects.  He is also involved with our projects department focusing on the delivery of major projects. 

He joined our business in 2007 and has held a variety of engineering and sales roles. He holds various qualifications in electrical engineering.

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Chris Connors

Head of Sales (South)

Based in the Midlands, Chris is focussed on building our business throughout England and Wales. He has worked in the power generation sector for more than 25 years with tenures in both national and international senior technical sales roles. His project experience includes a multi-megawatt, high voltage, generator installation for numerous generator projects across the finance and data centre markets.

Graham Connel

Graham Connal

Head of Service

Graham has worked in the industry his whole career and leads our service department and its team of engineers.  He is focused on delivering first class customer service.



Donna Blackhall

Donna Blackhall

Head of HR and Administration

Donna has worked for DTGen since the very beginning in 2004.  As our Head of HR and Administration, she is responsible for our front of house administration team, HR and recruitment for the business, whilst ensuring the smooth running of the office on a day to day basis. 


John Skinner


John joined the team to help drive the growth of our temporary power and fuel management business. He has 25 years’ experience, from running a fleet of lorries and tankers as transport manager to running a workshop with more than 630 generators. With his help, we have invested heavily in our temporary power and fuel management service, and will continue to do so. He is also responsible for our large and growing vehicle fleet.


Brian Aitken

Board Member

Brian founded Nevis Capital LLP with John and James Pirrie in 2007 and has led its growth to become one of the leading UK investors in sub £10m deals. Prior to this, Brian spent 14 years at PwC, latterly as Corporate Finance Director and has completed more than 100 transactions during his 25 years in corporate finance. 



Ian Buchan

Board Member

Ian joined Nevis Capital LLP in 2008 and was promoted to Partner in 2015. Having qualified as a CA with PwC, he worked in the corporate finance team before working in Malawi with the Clinton Hunter Development Initiative. Ian’s role in Nevis is split between sourcing new investments and working with the existing portfolio.

James Pirrie

James Pirrie

Board Member

James and his brother John established LCH Generators which was sold to Speedy Hire PLC in 2006. LCH was a multi-faceted business with more than 200 employees operating from six depots across the UK.


John Pirie

John Pirrie

Board Member

John started LCH Generators after a successful career in marine engine sales and as Managing Director he provided strong leadership and developed key customer relationships. He was also responsible for building the company’s headquarters and in acquiring and preparing depot premises throughout the UK.

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