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Who We Are

At A K4 Training Company, we are dedicated to shaping the future of security professionals through top-tier, comprehensive training programs. Based in London, we specialise in providing industry-recognised security courses, empowering individuals to embark on rewarding careers in the security sector. Our expertise lies in delivering courses that cover essential security skills,

  • SIA security license training
  • First Aid At Work Course (3 Days)
  • Sia Cctv Operator Course
  • Train The Trainer

Bestseller Courses

We’ll help you understand how to get your SIA licence with our detailed guide. Our approved Security Industry Authority courses are fully accredited and delivered by experienced trainers who bring real-world expertise directly into the classroom.

ChIJuwQqIQ8NdkgRqbWUGBBcOEo a85836fb892f79f48d751c0134de9beaJules N.
16:23 13 Aug 25
Did my SIA refresher training
Well organized, supported less able learners, good team dynamics.
Thanks guys
ChIJuwQqIQ8NdkgRqbWUGBBcOEo efc152e1eb8011d460104ce9aca02ce0Nadia J.
12:26 31 Jul 25
Really enjoyable, informative and structured lecture.
ChIJuwQqIQ8NdkgRqbWUGBBcOEo dc97c08d88f5ee3150b51666c10ab91bNadir M.
00:01 30 Jul 25
I’m truly honored to have had the opportunity to learn from world-class professional trainers. A day with Kenn, followed by two unforgettable days with Francous and Maruf, was a once-in-a-lifetime experience that I will always cherish. The training had a unique, family-like atmosphere that made every moment meaningful and inspiring.

I wholeheartedly recommend K4 Training to anyone seeking excellence. As an ex-soldier, I can confidently say this is real training for real professionals—an experience that sharpens your skills and elevates your mindset to the next leveKen
ChIJuwQqIQ8NdkgRqbWUGBBcOEo e5970a9325675b65124634849f12c037Sai K.
20:28 29 Jul 25
I recently completed my SIA Topup course with K4 Security and had a great experience. The course was well-organized, informative, and covered everything necessary in a clear and professional manner.

A big thank you to Mauruf, Kenn, and Francois Kashema for their excellent training and support throughout the course. They were knowledgeable, approachable, and made the learning environment comfortable and engaging. I would highly recommend K4.
ChIJuwQqIQ8NdkgRqbWUGBBcOEo 55f03a7580d27a7fe4a1deee5b68bc37TIKI T.
16:03 29 Jul 25
Wonderful experience. The best place to do door supervisor training.professional team were very helpful. Maruf the training manager and Kenn and Francois kashema ,very easy to understand and the whole experience was enjoyable.no forget the reception lady it’s was nice to me.good customer service.
100% I will back to renew my door supervisor badge again after 3 years.
100% satisfied.
ChIJuwQqIQ8NdkgRqbWUGBBcOEo 9c1f72f4e07c5547819ff57c7d1e7fefAsadullah
15:25 29 Jul 25
Excellent experience. The training team were very helpful. Maruf the training manager and Kenn the trainer made the level 3 spectator safety very easy to understand and the whole experience was enjoyable.
ChIJuwQqIQ8NdkgRqbWUGBBcOEo ff069f9650ba751ec0430ae033d17921Rida B.
08:41 29 Jul 25
It is a wonderful experience to working with K4 💫
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£0 Hidden Fee

We never charge extra and neither have hidden fees

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Instant LMS Access

Get access to learning course materials instantly after your booking.

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Top-rated Training

Over 85% of our customers pass the exam in the first attempt.

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24/7

Open daily, hours vary. Visit our help page anytime.

Train With Us and Join Our Team!

To complete the program, you’ll participate in assessments evaluating your understanding and application of the concepts learned during the course. It ensures you’re well-prepared to lead effectively in real-world scenarios.

SIA Door Supervisor Course students sitting on training class
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