
Gregory Galvin
Managing Director
I joined Thames Diesel in summer 2004 processing enquiries and orders.
I’ve since progressed through sales to become Managing Director in 2022.
My outside interests include golf, cycling and triathlons. I have three young daughters so I come to work for a rest.

Peter Dyer
Co Founder / Advisor
Previously Managing Director and major shareholder.
Sold my interest via an MBO in 2022 and now act as Advisor to help ensure the continued success of Thames Diesel.

Mark Hickey
Technical Support
Joined Thames in 1989, now semi-retired.
I assist with technical support when required.

Bartosz Oleksiak
Sales Manager
Originally from southwestern Poland, I moved to the UK in 2007, initially planning a brief stay, but love kept me here. I’m a proud parent of two lively boys.
I joined Thames in 2011, starting as a junior and progressed to Sales Manager.
Fluent in Polish and English, I balance work and family life with my love for golf, a challenging yet therapeutic hobby. I’m also passionate about cars and football.

Danny Jacks
Sales
After several years of experience in purchasing within the shipping industry, I transitioned to a sales role at Thames Diesel in 2023.
I bring enthusiasm, a friendly personality and a strong commitment to ensuring the best outcomes for both our customers and the company.
My goal is to always deliver solutions that meet our clients’ needs while driving success for Thames Diesel.

Hazal Aksoy
Sales
As a Sales Executive at Thames Diesel, I bring my passion for delivering top-notch service and solutions to our clients. My role involves understanding customer needs and offering tailored advice on our diesel engine products.
Outside of work, I’m passionate about traveling, exploring new sports activities and running. These interests keep me curious and driven to learn more, which I also bring into my professional life.

Jannick Guillôme
Sales
Originally from Brittany in France, where the sea is a cultural element, I studied English and Spanish at University.
I joined Thames in 2001, my first job after finishing my Masters Degree. I am part of the sales team mostly dealing with the French market.
My hobbies are international cinema, music, socialising with friends and tasty food with a preference for French cuisine of course!

Chris Carter
Sales
I’ve worked at Thames Diesel for over ten years across two spells, contributing to multiple departments.
In my spare time I enjoy playing/watching sports and learning new skills.

Jan Dykiereck
Sales
Originally from Germany, I moved to Sweden in 2023 and became a part of the Thames Diesel family in 2024.
While working most time of the year from home, I enjoy meeting my colleagues in UK several times per year.
After work I spend time in nature, follow my passion for cars and enjoy BBQs with friends during long summer evenings.
Kelsey Berry
Sales / Logistics
I joined Thames Diesel in 2017 as an apprentice, completing a business administration course.
I progressed and currently working on sales and manage Thames Diesel’s logistics operation.
Carlos Pereira
Stores Manager
Georgia Damps
Accounts
Beau Damps
Administration
Logistics
Logistics