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Company profile

Diamond Hard Surfaces Limited

UK company 05304968, incorporated on 6 December 2004.

Diamond Hard Surfaces | Materials Technology Company and Solution Provider

Diamond Hard Surfaces Limited is a UK company with status Active founded in 2004 based in East Midlands.

Company number
05304968
Incorporated
6 Dec 2004
Companies House status
Active

Company identity

Founded / incorporated
6 December 2004

Company number 05304968

Verify at Companies House
Legal name
DIAMOND HARD SURFACES LIMITED
Company type
Private Limited Company
Region
East Midlands
Registered address
CASWELL SCIENCE AND TECHNOLOGY PARK
TOWCESTER
NORTANTS
NN12 8EQ
Insolvency history
No

Corporate ownership

Updated 07 Jul 2026 09:49

1 level 1 ultimate controller
1
Company Active LTD
Diamond Hard Surfaces Limited
CRN 05304968
2
Direct and ultimate controller Active PLC
Oxford Technology 2 Venture Capital Trust PLC
CRN 03928569

Company events

Reference milestones and recent Companies House filing stream events.

5 events
15 May
2027

Confirmation statement due

Confirmation Due

Next confirmation statement due date

30 Sep
2026

Accounts due

Accounts Due

Next accounts due date

01 May
2026

Confirmation statement filed

Confirmation

Last confirmation statement made up date

31 Dec
2024

Accounts filed

Accounts

Last accounts made up date

06 Dec
2004

Incorporated

Inception

Company registered at Companies House

Public funding

3 awards
First funded
2011
Funded years
2011, 2012, 2013
Age at first award
6 years

Projects

2013 GRD Development of Prototype Lead participant

DIAMOND HARD SURFACES LIMITED: “AMORPHOUS CARBON IN DIAMOND FORM” - DEVELOPMENT OF A FLEXIBLE, EFFICIENT PROTOTYPE PRODUCTION PROCESS FOR DEPOSITION OF AN INNOVATIVE ULTRA HIGH PERFORMANCE ENGINEERING COATING IN HIGH VALUE OIL AND GAS APPLICATIONS.

1 Nov 2013 to 31 Jul 2015

Awarded
£138,494
Total cost £307,970

Aerospace, Motorsport, Oil Exploration and other high performance industries share a common need for superb performance and outstanding reliability. In their quest for these, combined with their requirements of low cost and low maintenance, they are already challenging the limits of existing materials and of engineering. Diamond Hard Surfaces Limited (DHS...

2012 Collaborative R&D

High temperature converters - fast track to increasing the speed of adoption of electric powertrains

1 Jul 2012 to 30 Jun 2014

Awarded
£7,040
Total cost £53,016

This project brings together the combined expertise of automotive, aerospace and energy conversion systems companies, and academic experts, to develop solutions for high temperature capable power electronic converters. The expertise developed on this project will enable the consortium companies to develop compact and cost-reduced converter solutions that ...

2011 Feasibility Studies

Ultra-flat substrates for high-performance rotating dynamic seals for high value markets

1 May 2011 to 31 Jul 2011

Awarded
£9,375
Total cost £12,500

Awaiting Public Summary

Product types

Collaborative R&D Feasibility Studies GRD Development of Prototype