About Doorset Technologies

Ideas made practical.

Better doors start
with better thinking.

We turn overlooked problems into doorset products that are simpler to make, fit and use.

Get to know DTL
A doorset design being reviewed at a workshop bench

Our purpose

Close the gap.
Open up possibilities.

Every unresolved detail is an opportunity to make something better.

DTL exists to identify the gaps in the doorset market and engineer useful answers. We bring new ideas to life by connecting how a product performs with how it is made, installed and used.

Our focus is on durable, resource-conscious products that make everyday work easier, without losing sight of quality, performance or cost.

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How we move ideas forward

From “what if”
to what works.

A clear problem. A considered design. A useful product.

Identify the friction.
NeedsInterfacesWorkarounds
01 / 03Understand the detail.
01 / The market gap

Find what is missing.

Start with the workarounds people have learned to accept. A difficult interface, an unnecessary process or a product that never quite fits the need. Understand the problem before designing the answer.

02 / The engineering

Give the idea a working form.

Bring materials, geometry and function together. Develop, prototype and refine with machining, assembly, installation and cost in view. These belong in the design from the beginning.

03 / The product

Design for the life ahead.

Consider the whole life of the product: defined performance, independent testing, the relevant certification route and lasting use. Keep the requirements clear and let the evidence shape what comes next.

What better means to us

Good ideas should
work in the real world.

01

Make the difficult simpler.

Fewer awkward details. Clearer assembly. Products designed around the people who machine, manufacture, install and use them.

02

Build value into the detail.

Quality and cost belong in the same conversation. We look for better ways to achieve performance without adding unnecessary complexity or expense.

03

Think beyond the first fit.

Material efficiency, repairability and a longer useful life shape our development decisions. Sustainability starts with how a product is designed.

04

Let the evidence lead.

Fire, acoustic and smoke performance need more than good intentions. Testing, certification requirements and clear product information inform development from the outset.

Performance is part of the design.
From the very first detail.

  • Fire
  • Acoustic
  • Smoke
Developed towards defined performance requirements, with evidence specific to each product and application.
Achilleas Sarrigiannidis, Technical Director of Doorset Technologies
Achilleas SarrigiannidisTechnical Director · Doorset Technologies

The thinking behind DTL

A familiar industry.
A fresh perspective.

Progress starts by asking whether a familiar problem still needs to be a problem.

DTL brings a practical engineering mindset to that question. We look closely at where doorset products create friction, challenge the assumptions behind them and turn promising ideas into considered designs.

The aim is straightforward: better products, less complication and a more useful way forward for the industry.

Talk to Achilleas

Looking ahead

Less complication.
More possibility.

We see a future where lasting performance, straightforward manufacture and thoughtful use of materials are designed together. That is the future we are working towards.

Let’s talk about what’s next