Candidates
​Shaun Groves 
​"I wouldn't go anywhere else, the centre provides me everything I need and more.. "
Centres
John Forrest - GATC (Treforest)
"Its a pleasure to work and collaborate with Cert-ain - we work very well together as a team"
 Lorraine Trim - Anglia Heating Training
"A very dedicated team - the courses are designed in a perfect way for engineers - by engineers, and it has made a world of difference when delivering our courses. Our candidates have also said how nice it is using Cert-ain paperwork as the assessments and written papers are direct, easy to understand, and they feel that they definitely help them to prove their competence. The staff are fantastic, so efficient, a pleasure to deal with and will go out of their way to help. New courses, additional information, technical support etc., they are always there. We would recommend Cert-ain in a heartbeat" 
Jonathon Nichols 
​"The training materials were very good and the assessments were delivered professionally but fairly, I didn't feel under pressure at all"​
Jim Lomax - Lomax Training
"The team at Lomax are very happy now that we are working with Cert-ain - the customer service is excellent"
Paul Tyrer 
"An excellent, well-structured and informative course."
​Steve Edis - Walsall Training Centre
"Working with Cert-ain has been a pleasure - I have found the team at Cert-ain to be knowledgeable, experienced and supportive."
Jamieson Moodie
"I was more than happy  - the paperwork was simple and easy to understand and I will be going back to do some more soon." ​
Elaine Lynch -  Gas Assessment Services Ltd (York)
“Working with Cert-ain is always a pleasure.  They go out of their way to answer any queries we may have, quickly and efficiently, and the processing of the paperwork is always very prompt. The support from all of the team is excellent.”
Nathan Harkus
"Great course to increase my depth of knowledge - delivered in a modern purpose-built centre."
Mark Williams – City Training (Cardiff)
"Working with Cert-ain from an idea to a fully operational training and assessment centre has been a great experience with the staff at Cert-ain offering fantastic guidance and support at every step with nothing being too much trouble."
S Kenney
"I have nothing but praise for Cert-ain with easily understandable paperwork and engineer-friendly procedures."
Tom Hart - Get Gas Safe (Portsmouth) 
" Great experience working with Cert-ain; a modern, forward-looking Accreditation Body. Cert-ain's staff are pro-active, supportive and very professional. We are delighted to recommend them."
Tanweer Iqbal
"A very good training experience."
Ken Powell - Energy Training Centre (Nottingham)
"Our assessors have found the Cert-ain Certification Ltd. assessment process to be relevant, structured and engineer friendly."
Adrian Holm
"I thought it was excellent, really good. Everything was explained very well. I would recommend the centre."
Mike Kent - South West Assessment and Training 
"I have found working with Richard, Ian, and Anne a breath of fresh air, they don’t complicate things. Everything is understandable and very easy to use. Many candidates have mentioned how straight forward the assessments are compared to our previous certification body.  I would recommend them to any centre whether starting out or established"
Kev Clarke
"The OFTEC training and assessment facilities were of the highest standard - I will be returning next year to do my ACS - I will be recommending them to everyone in my area."
Craig Hunt/Peter Platten - GTS (Derby)
"We would recommend Cert-ain Certification Ltd., the team are committed to developing courses and qualifications that are designed to help those working in our industry to meet the highest possible standards."
Benjamin O'Rourke
"Very informative."
Craig Wilkinson - Gas Training UK (Sheffield)
"Its a been a pleasure to be associated with Cert-ain, the staff cannot do enough to help us - the assessment paperwork and support we have received has been outstanding."
Anne Marie Tyrer
"A great, relaxed and friendly environment to learn. I was made to feel comfortable, openly asking questions to confirm my understanding."
Neil Fairbrother - CMAT (Measham)
"The centre approval process went very smoothly and we have found the training materials and assessment documentation to be user-friendly."
Nick Leman
"I found the course to be very informative and helpful."
Brett Garrick - Ignite Gas Training (North Shields)
"The team at Cert-ain have a fantastic understanding and experience within the building services industry, the training and assessments are straightforward and simple, whilst ensuring the highest quality standards."
Andrew Lee
"Very enjoyable, helped me to keep up-to-date with changes. Plenty of tea and biscuits too".
Karen Nash - Norwich Gas Centre
"We have really benefited from working with Cert-ain. They have made the transition from another awarding body as straightforward as possible. They work closely with us and we feel that they are part of the team supporting our engineers to accredit their knowledge and skills". 
Glyn Richards
‘’ I found the paperwork to be extremely straight forward and clear.‘’
Sam Quinton - Wembley Gas Training 
​“ I have really enjoyed working for a training centre that uses Cert-ain paperwork, I find Cert-ain as a company to be pro-active, helpful and professional."
Darren King
"It was a positive experience, trainers and assessors were very knowledgeable and I would return again in the future."
Leigh McSherry - West London Training (Basingstoke)
"Service is better than ever with a certificate turnaround time a matter of days and technical expertise on hand at any time. Nothing is too much trouble."
Martin Wright
"The training was spot on, so were the exams. This time, the exams and paperwork were a lot less complicated than my previous ACS assessments. I would definitely use the centre again"
Mark Edwards - SERT Training (Southampton)
"​Working with Cert-ain has been pleasurable and collaborative. The staff are friendly and make themselves available to support our training centre and candidates. We highly recommend Cert-ain as a commercially focussed awarding body who will work with you"
Andrew de Bere - SERT Training
"Working with Cert-ain Certification Limited is a seamless experience. Richard and Ian bring expertise, professionalism, and a friendly approach that ensures every step is efficient and clear. Their helpfulness and knowledge make complex processes straightforward, truly setting them apart as reliable partners for our candidates’ certification."
Mike Risden
"Fantastic training and assessment, really encouraging and informative with great appliances and test equipment available to work on. I would definitely recommend Gasmark"
Mark Ricketts - Gasmark Training and Assessment (Maidenhead)
"It has been an absolute pleasure working with Cert-ain, their guidance and advice has been invaluable. Something I can't put a price on is the obvious care they have for the businesses they support like myself and the individuals that take our qualifications."
Scott Worthing
"We’ve known EAS for some time and now use them for all our gas and short course training needs. Trainers and assessors are knowledgeable and friendly, and the set-up is exactly what’s needed. We are also more than happy not to have to wait for certificates to be processed. No complaints from us."
Eamon Wilson - EAS Mechanical  (Northampton)
"From the friendly staff in the office, working with Ian and Richard to ensure all things are in order and updated accordingly, it’s been a decision we haven’t thought once about changing for who EAS use as our awarding body. Always on hand to answer those ‘silly’ questions you just have to ask and like everything else at Cert-ain, the response and turnaround time is the best in the business!!"
Adam Griffin
“I really enjoyed attending M65 Gas in Colne. Very knowledgeable friendly trainers. I will definitely be recommending these guys.”
Neville Roscoe - M65 Gas Training and Assessment (Colne, Lancashire)
"Richard, Ian and Anne are a great team who are always happy to help out with any problems. Brilliant."
Richard Gardener
“ Short, sharp and to the point, no messing about course that gets you to where you want to be.”
Alan Brown - Crewe and Nantwich Gas Assessment Centre (CANGAS)
​“Since moving to Cert-ain we have nothing but praise to heap on the staff, the assessment process is very straightforward and the feedback from candidates has been nothing but positive."
Adam Rimmer
"Happy to have completed my domestic reassessment, everything went very well and I have now booked on to do my LPG training and assessment"
Pat Gibbons - Gasgain (Mansfield)
"We recently chose Cert-ain as our new certification body and are very pleased with that decision. The standard of service has improved significantly, the assessment paperwork is much more user-friendly and the team at
​Cert-ain have been very supportive"
Bill McMahon
"The first time I have been to the centre, first class experience and would highly recommend" 
Steven Clegg - ​North West Gas Training (Rochdale)
"Great to work with the team at Cert-ain. Always very helpful and supportive"
Dean Gibson
"I was recommended to the centre by a friend, all went very well, good people who were friendly and helpful" 
Chris King - G20 (Hoddesden, Herts)
​"We have a great relationship with the team at Cert-ain, they are always supportive and provide us with a first-class service"
Alan Bright
"I have been to the centre before and have always been treated fairly – I would definitely recommend the centre to others"
Ron Hutchinson - Doncaster Gas Training
​"We feel a lot more at ease working with Cert-ain –  if we ever need to contact them, the response is always instantaneous. I would describe Cert-ain as being user-friendly, knowledgeable and accessible"
Matt Sampays
“ A great experience, everything about the centre is impressive”
​Mike Harvey – Kiwa Energy (nr Cheltenham)
“ The team here at Kiwa Energy are very happy with Cert-ain across all areas - administration, swift turnaround of candidate results, quality of training and assessment materials, and excellent customer service – a pleasure to work with”

Cert-ain Certification Ltd.
58A High Street
Melbourne
Derbyshire
DE73 8GJ

Tel: 01332 987220
Email: [email protected] 

Company Registration No. 9251042
VAT Registration No. 215985875