Get in touch with us today
We have the knowledge and experience to provide a comprehensive double glazing service.
We are an honest customer service based company as opposed to sales-driven. Our promise to you is that we will not pressurise you to commit to an order on the same day that we call. We understand that you need time to consider your requirements before coming to a decision.
Why Choose Group JML
Trustworthy & Reliable
Work Insured & Guaranteed
Friendly & Helpful Service
100% Customer Satisfaction Guaranteed
Meet the team
With over 10 years experience in the business working with multiple companies Our Managing Director Jack Low started Group JML Windows & Doors in 2020 to give customers of Sussex the best customer service experience possible & has solid foundations in quality and craftsmanship.
Steph really is the brains behind the business and does a lot of work behind the scenes, from accounts to payroll and everything in between.
Steph plays a vital role in keeping Group JML on track. Steph is very organised and is always one step ahead with all administrative duties.
Robbie has been with us from the start and oversees every installation. He enjoys a challenge and doesn’t let anything get in the way of achieving a perfect finish.
Marketing & Media
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Jack very kindly replaced the cat flap in our uPVC door. Done within 24 hours of initial contact. Would definitely use his services again when we look to replace the conservatory. Very highly recommended and a very nice guy
Thank you Jack for your fast and efficient work.
New patio doors fitted, quick and friendly. Highly recommended!!
Very professional service with excellent results. We’re very happy with the finished product! Jack is super friendly and had great communication throughout. Would highly recommend!!
Delighted with our new conservatory. Attention to detail and workmanship excellent. Thank you Jack.
Thanks Jack and team for all your work replacing two of our old windows. Very friendly and efficient service. Will definitely use again and recommend
Jack was amazing, he came and measured my broken window and shortly after had the job done. Very professional and friendly. I would highly recommend, Thank you for a great job
Group JML works one-on-one with Architects to create door and window designs tailored to meet your project’s specifications. Any size, any design, any challenge means that the team is constantly striving to be innovative in both engineering and styling. You’ll find that working with our internal CAD department and dedicated Project Manager saves you time, and provides you with the professional solutions you require.
We pride ourself on a longstanding relationship with multiple Builders in Sussex & Surrounding areas Our products have offered Builders unmatched quality and beauty; ensuring your project stands apart from the competition. Working with Group JML to create your order is made easy. Standard lead times of 3-6 weeks also ensure your project stays on schedule.