United Kingdom · Contracts Finder award notices · Supplier record

Optical Test and Calibration Limited

Line: Calibration services (CPV 50433000)Register loaded to August 2026Compiled 16 October 2026

Optical Test and Calibration Limited — United Kingdom · Contracts Finder award notices · Supplier record: 1 award notices, all years (July 2024); 1 since January 2024 (1 buyer); 1st rank in the line (of 28 suppliers · 3.6%); 15 buyers never served (23 notices in the line from them).

Assay record ASY-UK-03FRSIZ0H1 · Cite as: Assay Systems, “Optical Test and Calibration Limited: 1 award notice in the United Kingdom since 2024”, https://assay-systems.com/register/uk/optical-test-and-calibration-limited/

1
award notices, all years
July 2024
1
since January 2024
1 buyer
1st
rank in the line
of 28 suppliers · 3.6%
15
buyers never served
23 notices in the line from them

Own record by year

award notices, 2022 onward
1
20222023202420252026

Who buys from Optical Test and Calibration Limited

since January 2024
1buyers
1notices
100%top buyer
Ministry of Defence100.0%
1 notice

Won without a rival

2024-07-17 – 2026-03-31
3uncontested awards
75%of its awards
3without a competition
0single bid

Optical Test and Calibration Limited won 3 of its 4 public contract awards in United Kingdom without a rival from 2024-07-17 to 2026-03-31: 3 without a competition and 0 after a competition that drew a single bid. 2 buyers awarded it without a rival, the largest Ministry of Defence with 2.

Buyers: Ministry of Defence (2) · UK Research and Innovation (1)

Every uncontested award of Optical Test and Calibration Limited · United Kingdom: all uncontested awards

The line

since January 2024
28award notices
16buyers
28suppliers
35.7%held by top ten

Calibration services (CPV 50433000)

17
9
2
202420252026Jan–Aug
1stof 28 suppliers
1notices name Optical Test and Calibration Limited
3.6%share of the line
20.0%of 5 notices from Ministry of Defence
10new suppliers since 2024

Buyers that buy the line and never named Optical Test and Calibration Limited

since January 2022
15buyers
23notices since 2024
7buyers took a new supplier
9suppliers came in that way
Nuclear Restoration Services Limited (Dounreay)
4 notices
UK SHARED BUSINESS SERVICES LIMITED
4 notices
UK RESEARCH & INNOVATION
2 notices
West Suffolk NHS Foundation Trust
2 notices
Beamex Oy Ab
1 notice
Cefas
1 notice
County Durham and Darlington NHS Foundation Trust
1 notice
Department of Health and Social Care (DHSC)
1 notice
Northern Lighthouse Board
1 notice
Offshore Renewable Energy Catapult
1 notice
The Police and Crime Commissioner for Norfolk The Police and Crime Commissioner for Suffolk The Police, Fire and Crime Commissioner for Essex The Police and Crime Commissioner for Kent
1 notice
Royal Berkshire Fire & Rescue Service
1 notice
Sellafield Ltd
1 notice
THE UNIVERSITY OF BIRMINGHAM
1 notice
Wiltshire College
1 notice

Suppliers next to it in the line

since January 2024
Carl Zeiss Ltd1 buyer
1 notice
ITW LIMITED1 buyer
1 notice
CIRRUS RESEARCH PLC1 buyer
1 notice
Optical Test and Calibration Limited
1 notice

All 28 suppliers in the line

The extract

Every buyer, every supplier, award date, notice number and value where one is disclosed, behind the figures above.

Request extractSee a sample extract

Source: contract award notices published in Contracts Finder, UK Government, contractsfinder.service.gov.uk, from January 2022 to 31 August 2026, accessed 26 September 2026; contains public sector information licensed under the Open Government Licence v3.0, © Crown copyright.Assay Systems has changed the data.