The Old Court House, 24 Market Street
Gainsborough, Lincolnshire, DN21 2BE

Welcome to Hexadex

Hexadex Limited - is a privately owned Group holding company based in Lincolnshire, England. Its role is to nurture the growth of each subsidiary, and acquire new businesses which are either complementary to its existing activities, or where it can use its core expertise to add value.


Hexadex has five UK subsidiaries:

Eminox Ltd is a major European manufacturer of purpose-designed stainless steel Exhaust Systems and Emissions Control Systems for heavy-duty internal combustion engines.

Teconnex Ltd is a leading manufacturer of purpose-designed stainless steel Vee Retainer Clamps and T-Bolt Band Clamps which are used throughout many industries.

Ceramex Ltd is an international leader in Diesel Particulate Filter cleaning processes.

Hooton Engineering Ltd is a fabrication business specialising in stainless steel products and systems.

CWM Automation Ltd offer fully automated bespoke solutions to a number of different markets and sectors utilising the very latest technologies.


Our Vision and Values

Hexadex and its subsidiaries aspire to be exceptional companies, where:

  • We comply not only with the letter of the law but also the spirit of it. This is particularly so in the case of Modern Slavery and Human Trafficking.
  • We welcome the UK Government's requirement for large companies to report on Gender Pay. Eminox Report Teconnex Report
  • Our customers are enthused with our products and service, which are provided at a fair price and to a consistently good quality.
  • Our ethos fosters consensus, integrity, courtesy and humour, and promotes enthusiasm, innovation, continuous improvement and the elimination of waste.
  • Our people are well motivated and rewarded, encouraged to develop, have a clear sense of direction and are willing to embrace the Company ethos.
  • Our direction, whilst being financially prudent, is innovative, imaginative, has genuine concern for the interests of all stakeholders, and aims to achieve a lasting and prosperous future.
  • We have complied with the government’s guidance on managing the risk of COVID-19
  • Hexadex Ltd Health & Safety Risk Assessment