Our Team
Mark Fisher
Chief Executive Officer
(Co-Founder & Co-Owner)
B.Sc (Hons) Environmental Science
IT Experience – 39 Years
Mark regularly fishes in the local rivers for chub and perch. In the summer he also spends time driving and fixing his 1972 Fiat 500.
Matt Underwood
Chief Technical Officer
(Co-Owner)
B.Sc (Hons) Computer Science
IT Experience – 31 Years
Outside of the office, Matt enjoys cycling, running and occasionally swimming in lakes. He also enjoys travelling, particularly in Asia, having visited Korea, Vietnam and Japan in the past.
James Slootweg
Technical Director
B.Sc (Hons) Computer Science
IT Experience – 19 Years
James is an enthusiastic cyclist, runner and swimmer and when he isn’t exercising he likes to cook. He brings enthusiasm and knowledge for all things technical.
Alistair Henderson
Operations Director
B.Sc (Hons) Computer Science
IT Experience – 28 Years
Alistair is a Rugby Union fan – Northampton Saints and Scotland being his teams – for better or for worse! He is also a plane geek, enjoying watching the real things at airshows or building little plastic ones when that’s not possible. There’s also regular running to counter-act sitting at a desk all day (and drinking too much beer).
Mark Fisher
Chief Executive Officer
(Co-Founder & Co-Owner)
B.Sc (Hons) Environmental Science
IT Experience – 39 Years
Mark regularly fishes in the local rivers for chub and perch. In the summer he also spends time driving and fixing his 1972 Fiat 500.
Matt Underwood
Chief Technical Officer
(Co-Owner)
B.Sc (Hons) Computer Science
IT Experience – 31 Years
Outside of the office, Matt enjoys cycling, running and occasionally swimming in lakes. He also enjoys travelling, particularly in Asia, having visited Korea, Vietnam and Japan in the past.
James Slootweg
Technical Director
B.Sc (Hons) Computer Science
IT Experience – 19 Years
James is an enthusiastic cyclist, runner and swimmer and when he isn’t exercising he likes to cook. He brings enthusiasm and knowledge for all things technical.
Alistair Henderson
Operations Director
B.Sc (Hons) Computer Science
IT Experience – 28 Years
Alistair is a Rugby Union fan – Northampton Saints and Scotland being his teams – for better or for worse! He is also a plane geek, enjoying watching the real things at airshows or building little plastic ones when that’s not possible. There’s also regular running to counter-act sitting at a desk all day (and drinking too much beer).
Dr Graeme Philp
Non Executive Chairman
PhD Optical Fibre Sensors
Business Experience – 41 Years
Graeme enjoys sailing and the electric guitar – activities he should have more time as his five children gradually make their way through university towards independence.
Sally Neal
Office Manager
Divisional Managers Admin – Global Software House
Business Experience – 42 Years
With an emptying nest at home, Sally is able to enjoy various craft activities, including stained glass and cake making. She also enjoys sailing, walking and reading.
Jim Swetman
Senior Software Engineer
M.Sc Computer Science
IT Experience – 15 Years
Jim is a big fan of heavy metal and plays electric guitar. He is also a keen rock climber and enjoys hiking in the mountains.
Adam Payne
Senior Consultant
National Diploma in IT & Business
IT Experience – 14 Years
Adam is an avid comic book collector, with a slight batman obsession. He is also an enthusiastic gym-goer and focuses his training around weightlifting.
Daniel Evett
Senior Software Engineer
B.Sc (Hons) Software Engineering
IT Experience – 16 Years
Daniel enjoys a variety of things during his downtime, chief among them are bouldering, weightlifting and hiking up mountains.
Kevin Lawlor
Senior Software Engineer
B.Sc (Hons) AI with Robotics
IT Experience – 11 Years
Kevin is an avid gamer with a ever growing collection of games. He also enjoys attending annual gaming conventions such as EGX. When not gaming he enjoys films and reading.
Katherine Stonebridge
Senior Consultant
M.Sc Computing in Physical Sciences
IT Experience – 12 Years
Katherine loves animals and has been to China to meet some pandas. When time allows (normally on a rainy winter’s night) she has great fun painting and jewellery making.
Lauren McNerney
Senior Software Engineer
B.Sc (Hons) Computer Science
IT Experience – 13 Years
Lauren got hooked on Skydiving at University and recently made her 100th jump! When on solid ground she enjoys listening to music and watching films.
James Nunn
Senior Software Engineer
B.Sc (Hons) Computer Science
IT Experience – 7 Years
James has recently graduated from the University of Lincoln. His hobbies include Scuba diving, Ju-jitsu and watching films. He is also a keen gym member, attending at least 4 times a week.
Harvey Eldridge
Senior Consultant
B.Sc (Hons) Mathematics
IT Experience – 7 Years
Harvey is passionate about Formula One and has visited several overseas races since falling in love with the sport in 2011. He is also a keen badminton player.
Callum Goodin
Advanced Software Engineer
M.Sc Physics
IT Experience – 8 Years
If he isn’t cooking, weightlifting or listening to a bit of prog, Callum can often be found enjoying a round of board games with a few friends, or getting lost in a video game.
Alex Lawrence
Advanced Software Engineer
B.Sc (Hons) Computer Science
IT Experience – 7 Years
Alex loves all things history and enjoys visiting museums and heritage sites to learn about the past. He likes to keep active through swimming and finds it a great way to de-stress.
Toby Lawrance
Advanced Software Engineer
M.Eng Computer Science
IT Experience – 3 Years 11 Months
Toby enjoys all things gaming, from tabletop role-playing to flight simulators and everything in-between. Frequently jumping between interests, he’s never sure what he will try next.
Alex Lawrence
Advanced Software Engineer
B.Sc (Hons) Computer Science
IT Experience – 7 Years
Alex loves all things history and enjoys visiting museums and heritage sites to learn about the past. He likes to keep active through swimming and finds it a great way to de-stress.
Callum Goodin
Advanced Software Engineer
M.Sc Physics
IT Experience – 8 Years
If he isn’t cooking, weightlifting or listening to a bit of prog, Callum can often be found enjoying a round of board games with a few friends, or getting lost in a video game.
Toby Lawrance
Advanced Software Engineer
M.Eng Computer Science
IT Experience – 3 Years 11 Months
Toby enjoys all things gaming, from tabletop role-playing to flight simulators and everything in-between. Frequently jumping between interests, he’s never sure what he will try next.
Patrick Michaels
Advanced Software Engineer
M.Eng Computer Science
IT Experience – 2 Years 10 Months
When Patrick isn’t working he’s most often found in the kitchen cooking, playing games, making candles, or whatever new hobby seems to have taken his interest this month.
Patrick Michaels
Advanced Software Engineer
M.Eng Computer Science
IT Experience – 2 Years 10 Months
When Patrick isn’t working he’s most often found in the kitchen cooking, playing games, making candles, or whatever new hobby seems to have taken his interest this month.
Jacob Banyard
Advanced Software Engineer
MSc Industrial Mathematical Modelling and BSc Mathematics
IT Experience – 2 Years 4 Months
When not in the office, Jacob enjoys tackling new challenges on various bouldering walls and playing games with friends. He also enjoys walking his dog Leo!
Jacob Banyard
Advanced Software Engineer
MSc Industrial Mathematical Modelling and BSc Mathematics
IT Experience – 2 Years 4 Months
When not in the office, Jacob enjoys tackling new challenges on various bouldering walls and playing games with friends. He also enjoys walking his dog Leo!
Sam Lea
Software Engineer
B.Sc (Hons) Computer Science
IT Experience – 1 Year 11 Months
Sam joined Jemmac from Loughborough University in the summer of 2024. In his spare time, he likes to play Chess as well as swimming and messing around in the kitchen. His interest in home brewing has made him a popular member of the Jemmac team.
