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About Us

Sontay’s Mission


Sontay’s mission is to create healthier and more energy efficient buildings that support businesses, help people and protect the planet. 

We provide solutions that improve the indoor environment, reduce energy consumption and put sustainability at the heart of innovation.

Core Values... are what makes Sontay who we are!


Authenticity - representing one's true nature

Entrepreneurship - taking initiative to progress

Integrity - upholding strong principles


The Sontay difference…


Why is Sontay a market leader in the control peripheral field?

Sontay leads the way with innovation and technical advancements by investing in research and development. Technology is forever moving forward and the Sontay product development team work hard to ensure our products incorporate the latest methods to ensure they offer high accuracy and reliability at a competitive price.

How do Sontay offer a flexible and bespoke service?

Many of our products have been cleverly designed to be able to offer different variations which can be quickly and easily programmed in our factory.  This ensures that we can offer the exact sensor options required for the customer’s application with a fast turnaround.  Our factory is also well equipped to handle orders of bespoke products such as our UI-500 range where customers can specify the finish and functionality of their required sensor.  

What gives Sontay such a wide appeal with installers?

There are many reasons why people choose Sontay. 

  • The wide range of products offered including temperature sensors where up to 21 thermistor variants are available for each type of sensor. 
  • Fast delivery service.  Orders received by 3.30pm and that are available from stock are despatched on a before midday service in the UK.  International orders are also delivered next day in Europe and between 1 and 3 days worldwide. 
  • 5 year warranty offered on all on Sontay branded products. 
  • Expert Technical Support to advise on your application and product selection. 
  • Unrivalled customer service from Sales Support. 
  • Account Managers based in your area to support with all project requirements. 
  • Training is offered on products and industry applications. 
  • Worldwide presence with regional sales and distribution. 

What other benefits can Sontay offer?

Through keen purchasing and lean manufacturing Sontay can offer reliable and robust products built from the highest quality materials which are sourced at the most economic price.  This allows us to offer the most sophisticated products on the market at an extremely competitive price.

The Sontay website has a wealth of handy tools for calculating, specifying and selecting field control devices.  Within the Support section you will find tools for calculations and conversions as well as valve sizing.  There is also our range of product datasheets and training videos.