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0870 413 5330

Office Hours

01452 729713

Glevum Security

Your Security is our business.

Award winning security with over 25 years experience

Contact Us
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Glevum Security

Your Security is our business.
Contact Us

Are You on the Glevum Radar?

Glevum Security has provided security services for companies across the South West and the Midlands for over 25 years. From major corporates to small, family-run businesses, we ensure both their security and their peace of mind.

Your security is our business.

Call us on 01452 729713

Key Holding & Alarm Response

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Mobile Patrol

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CCTV Monitoring

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Security Guarding

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Lone Worker Monitoring

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Static Security

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Insights

Newsletter

Glevum Security Newsletter JAN 2026 - Front Cover

Meet Our Team

Mark Telford

Mark Telford

Director

Mark Baker

Mark Baker

Support Manager

Andreea Francis

Andreea Francis

Client Contracts & Office Manager

Dave Rose

Dave Rose

Control Room Manager

Michaela Baker

Michaela Baker

Accounts Admin

Kayleigh Jenner

Kayleigh Jenner

Accounts Admin

Stuart Mackay

Stuart Mackay

Sales Director

Alex Viveash

Alex Viveash

Group Bid Writer

Glevum Security provides security services for companies across the UK, from major corporates to SMEs. From static guarding to CCTV and mobile patrols, we’re on-hand day and night to ensure your business is as secure as possible.

Responsibility, continuous development and total care have always been the foundations of our working practice. We are continually improving our products and actively develop new products so that your business, home and family are protected 24 hours a day, 7 days a week, 365 days a year.

Glevum Security’s core belief is responsibility and we will promise to deliver to every one of our customers, the latest developments and innovations in security , hardware and services. Our belief in responsibility, continuous development and care ensures that our conduct measures up to the highest ethical standards in the UK and makes us the Industry Leader.

Everyone at Glevum Security is dedicated to helping protect your home, your property, your assets and yourself. In doing so we will ensure your total safety and we will grow your business through the most comprehensive combination of customer care, state-of-the-art systems, and economical solutions, backed by world-class service.

Our Customers

Our Customers

Testimonials

{ Five star service! {
5
Susan R
{ Five stars! {
5
Shelley K
{ Great place! {
5
Shaz A
{ Five star service! {
5
Beau
{ 5 star service! {
5
Rohan M
{ Five star service! {
5
Usman N
{ I would like to thank your member of staff for offering his help when I needed it urgently. He is a credit to your company. Thank you again! {
5
Nigel D
{ Thank you for continuing to provide cover for us and for your sterling service over more than 22 years. {
5
Naomi M
{ Great keyholding company. {
5
Jonathan E
{ Great service. Friendly. {
5
Lee G
{ We value your services immensely and, on the few occasions we have met your staff when they attend to deal with an alarm, we have been impressed by their calmness, thoroughness and straightforward friendliness. The quality of your service is very reassuring. {
5
Peter H
Cirencester
{ Highly recommended. {
5
Toby M
{ Five star service. {
5
Simon K
{ Great staff. Proactive and polite. {
5
Jack H
{ Five star service. {
5
Ash L
{ I contacted Glevum Security for CCTV license course. I found the staff friendly and helpful and professional. The trainer was helpful and supportive and informative. I would recommend Glevum Security to anyone. I would definitely use them again for all my security license needs. {
5
Simon W
{ I called your guys out on the Wednesday evening to investigate some concerns I had at my property in Cheltenham. The service was above exemplary, my sincere thanks to Jay, the Glevum security patrol officer and his backup personal. Very professional outstanding service, Thank you. {
5
Ian
Cheltenham
{ Local security services company for guarding, key holding and alarm response. Five stars! {
5
Juan L
{ Very good to meet you and get signed back up yesterday, as I said I feel very re-assured returning to Glevum. {
5
R Jones
Cheltenham
{ We have worked with Glevum Security for over eight years and have always been impresses with their passion for providing a first class customer service. I believe nobody can match their wide range of security services here in Gloucestershire – and they are nice guys too! {
5
Moose Marketing
{ Glevum Security Training, and in particular Derek Martin, provided me with second to none training, support and advice both during and after the training. Thank you Glevum for getting me on the right path! {
5
Sean
{ We have been using Glevum Security at Brockworth Community Centre for a number of years. Glevum Security provides a weekly lock-up / unlocking service out of hours for our customers using the community centre, and is always friendly and helpful. Glevum Security also responds to any alarm activations in a prompt and efficient manner. I […] {
5
Julie S
{ I would like to thank you for the fantastic course, I loved every minute and would recommend it to anyone. I am an engineer but this has just opened up my world to other possibilities. {
5
Michael
{ A big thanks for your proactive work. It makes our lives easier and a little less stressful knowing you guys are looking after our site security when we’re not there. {
5
Andy
{ I have attended the SIA door supervisors course and I wanted to let you know how much I enjoyed it. Our trainer was informative and at times entertaining; approach to the sessions were, in my opinion, invaluable. Drawing on his own door supervisor experiences past and present I felt validated his skill as a trainer. {
5
Mandie
{ I would like to say thank you to Glevum Security for helping me gain my SIA licence in static guarding. {
5
Liam
{ Derek, I just wish to thank you for once again providing an excellent training course over the 2 days I was there. I was pretty unsure of how I did with the written exam but when the result was read out as a pass I was very happy. I put this down again to how […] {
5
Jack A
{ Thank you for the service provided by Glevum and a special thanks to Lorenzo as the building security has gone really smoothly. {
5
Gerald
{ Bruton Knowles have used Glevum Security for over 10 years for their head office and also managed property for our clients. Circumstances change, sometimes we need unlocks and locks at different times and dates, and Glevum ALWAYS deliver. Fabulous staff and a great company to deal with. Keep up the good work! {
5
Samantha P
{ It’s rare to find a Service company operating in this country today that actually understands and delivers Service. Dealing with honest reputable people like Glevum Security makes life so much easier, for all of us, no need to check if it’s been done, because it has. That’s peace of mind, that’s priceless. {
5
Noel D
{ I would recommend. Glevum Security for key holding. Really takes the pressure off knowing that they’ve got you covered {
5
Glos Bike Project
{ Once again, thank you to all of you at Glevum. I’m pretty sure that without the work placement I would not have been able to secure my new position. It is crucial these days to get the skills and experience balance right. All that time I spent with you significantly helped me to gain some […] {
5
Adrian B
{ Thanks for your help getting two officers on the next CCTV course. Pleased to be using Glevum Security for training again! {
5
John S
{ I have found Glevum Security to be extremely professional and reliable on every occasion we have used their services. I would definitely recommend their keyholding and alarm response services to any and all potential customers. {
5
Shaun C
{ I just want to say thank you so much for your continued support of the Resource Centre and for the brilliant service your company provides. It really helps and we really appreciate it! {
5
Anita J
{ Glevum have always provided a really reliable Keyholder and Alarm Response service and have responded very effectively when required, we are pleased to leave this part of our security in their hands. {
5
Rob
{ We have worked with Glevum Security for a number of years and have always found them to be totally reliable and professional. I have never hesitated to recommend their services to any of our customers and have always received positive feedback from our customers that do use Glevums’ services. {
5
Rebecca I
{ Extremely helpful whenever I have difficulties or queries, receptionist is very helpful and reassuring. Your service has given us piece of mind, not having to attend alarms out of school hours. Many thanks. {
5
R F
{ Well done indeed to all at @GlevumSecurity! Your accrediation reflects your high standards of #healthandsafety! {
5
Derek M
{ At all times their performance has always been of the highest standards. The personnel deployed have always been well turned out, courteous and efficient. The guards that have been present on our sites are long-term employees of Glevum Security which gives us confidence when we see the same people turn up on our next project. {
5
Building Solutions D
{ It was a pleasure to work with you and your attentive team Steve. {
5
Rory S
{ We have been using Glevum since we moved to Green Farm Business Park in 2001. They are efficient and reliable and have never let us down in anyway in the over 10 years we have used them. If I have ever had a phone call asking a question I am always greeted with a friendly […] {
5
Sam
{ Having used Glevum for many years for training officers I wouldn’t go anywhere else! Quality deliverance Expert tuition and fantastic prices. These guys deliver expertise at its absolute best and are top of their market. We wouldn’t go anywhere else and recommend them to everyone especially when you see the cheap end of other local […] {
5
Roger Jones
MD PHX Security Ltd
{ I just want to mention that your security guard who attended site at the Paragon last night was a pleasure to see regarding his attitude and his professional approach. I regard this as security at its best!! Thank You All. {
5
Lloyd
{ It’s really good and refreshing to see that your guys are still doing a good job and working to the standard that we like to see as well as I’m sure you are working to. I just wanted to take the opportunity to thank you for your hard work and look forward to continuing this […] {
5
Hayley
{ Thank you for your very professional service in such awful conditions. {
5
Christine C
Secretary Berkeley Show
{ We face many unique security challenges as a football club and Glevum Security have provided the complete solution to all our needs. Their staff are professional, great customer service, reliable and always willing to help out. As a company their expertise is second to none and they are always willing to go beyond the call […] {
5
Dave V
Forest Green Rovers
{ We’re extremely happy with the Glevum service. Brockworth Parish Council. {
5
April S
{ Glevum Security have always given us a quality service by providing competent security guards and regular monthly reviews. They have been quick to take on board any changes and on the rare occasion we’ve had a problem, they have immediately taken corrective action. {
5
Mark D
Yorkshire Bank