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Company · Chapeltown, Sheffield

OCF Limited

Other information technology service activities

Official record Companies House · updated 27th September 2026 · Sources

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Who leads it

Previous officers 5

  1. Arif Ali 2014-2019 Director View profile
  2. Barry Evans 2009-2011 Director View profile
  3. Christopher Michael Bailey 2002-2006 Director View profile
  4. Stephen Alan Reynolds 2002-2021 Director View profile
  5. Julian Scott Fielden 2002-2024 Secretary View profile

Directors and secretaries as filed at Companies House.

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Public contracts won

13 contracts · £17,765,113 total

From Contracts Finder and Find a Tender, the UK Government's public procurement notices, under the Open Government Licence v3.0. Matched to this organisation by company number, charity number or exact name and postcode; every figure links to its source notice.

  • UKRI Data Lab Cloud Management Platform Buyer: UK SHARED BUSINESS SERVICES LIMITED £109,299 2026-07-27 CPV 48000000 Source: Contracts Finder

    ***** THIS IS AN AWARD NOTICE, NOT A CALL FOR COMPETITION ***** This Call Off contract has been sourced via a longlist shortlist exercise on the G Cloud 14 framework (RM1557.14) for the provision of cloud software under Lot 2. The con…

  • Provision of support for HPC hardware and software Buyer: National Oceanography Centre £57,818 2026-04-21 CPV 50312000 Source: Contracts Finder

    The National Oceanography Centre conducted a call off via the ITS4043 SU / SSSNA for the supply of HPC hardware and software maintenance services for a period of 1 year. The provision of this contract is inclusive of a 4 hour response SLA a…

  • HPC Support and Maintenance Partner 2026 2027 Buyer: UK Health Security Agency £1,290,460 2026-03-25 CPV 48218000 Source: Contracts Finder

    To support HPC Support and Maintenance FY 26-27, Renewing their portfolio of both hardware and software support & maintenance agreements, covering critical support for the High-Performance Computing environments across UKHSAs on-premises an…

  • Information, Communication & Technology Framework - ORE/24/033 Buyer: Offshore Renewable Energy Catapult £15,000,000 2026-01-20 CPV 32321200 Source: Contracts Finder

    This Selection Questionnaire ("SQ") has been issued by the Offshore Renewable Energy Catapult ("The Authority") as collaboration lead on behalf of the Catapult Network, the Active Building Centre Co. Ltd, Agri-Tech Centres, Vaccines Manufac…

  • UKSBS DDaT25457 Cloud Kolla-Ansible Migration Support Buyer: UK SHARED BUSINESS SERVICES LIMITED £29,516 2025-11-20 CPV 72000000 Source: Contracts Finder

    ***Please note this is an award notice, not a call for competition*** UK Research and Innovation (UKRI) had a requirement for Cloud Kolla-Ansible Migration Support. This has been sourced via a longlist shortlist exercise on the G Cloud 1…

  • Support and Maintenance Partner 25/26 Buyer: UK Health Security Agency £368,153 2025-10-01 CPV 48218000 Source: Contracts Finder

    Hardware and software support & maintenance agreements, covering critical support for the High-Performance Computing environments across UKHSA's infrastructure.

  • DDaT25279 - Data Security and Governance Orchestration Platform Buyer: UK SHARED BUSINESS SERVICES LIMITED £104,867 2025-08-07 CPV 48000000 Source: Contracts Finder

    ***Please note this is an award notice, not a call for competition*** UK Research and Innovation (UKRI) had a requirement for the supply of a Data Security and Governance Orchestration Platform. This Call Off contract has been sourced vi…

  • HIGH PERFORMANCE COMPUTING FACILITY PURCHASE AND FUTURE CALL OFF FRAMEWORK Buyer: UNIVERSITY OF WARWICK £805,000 2015-06-03 CPV 30210000 Source: Contracts Finder

    The University of Warwick Centre CENTRE FOR SCIENTIFIC COMPUTING has a requirement for HIGH A PERFORMANCE COMPUTING FACILITY PURCHASE AND FUTURE CALL OFF FRAMEWORK. This tender is concerned with refreshing Warwick’s central High Performa…

  • UOEUE2783262026 Buyer: University of Exeter Value not published Date not published Source: Find a Tender

    DDN Storage maintenance renewal 26/27 extension for ISCA

  • G Cloud 15 Buyer: Government Commercial Agency Value not published Date not published Source: Find a Tender

    G-Cloud 15 (GC15) is the replacement for G-Cloud 14 (GC14), G-Cloud 14 Lot 4 (GC14.4) and Cloud Compute 2 (CC2). It is the largest framework of its kind in the public sector. G-Cloud spend for FY23/24 was £3.1bn and Cloud Compute was £0.5m.…

    Framework
  • Digital Outcomes and Specialists 7 Buyer: Crown Commercial Service Value not published Date not published Source: Find a Tender

    This framework enables public sector organisations to procure suppliers to deliver digital, data, and technology services in line with government policies, standards, and best practices. The scope for this framework contract supports delive…

    Framework
  • High Performance Computing for Nuclear Futures Institute (NFI) Buyer: Prifysgol Bangor / Bangor University Value not published Date not published CPV 30200000 Source: Find a Tender

    Bangor University, through its Nuclear Futures Institute (NFI), for the provision of: Ongoing support and maintenance for the NFI’s existing HPC cluster. Optional replacement of the current HPE Cluster Management software stack. Supply and …

  • UKRI-6271 Scientific OpenStack Upgrade and Support Renewal Buyer: UK Research & Innovation (UKRI) Value not published Date not published Source: Find a Tender

    UKRI-6271 Scientific OpenStack Upgrade and Support Renewal 26/27

About

What it does
Other information technology service activities
Incorporated
29/12/2000
Registered office
Chapeltown, Sheffield

Ownership

Owned by (1) iOwned byIndividuals and companies registered as having significant control over this company, from the Companies House PSC (persons with significant control) register. People whose ownership could not be confirmed to one individual are not listed as confirmed owners.

  • OCF Holdings Limited
    75-100% shares, 75-100% voting, appoints directors, significant influence · notified 2019-11-05

Group

  1. OCF Limited is controlled by OCF Holdings Limited
    Evidence
    active 75-100% shares, 75-100% voting, appoints directors, significant influence · notified 2019-11-05 · source: Companies House PSC register
  2. OCF Holdings Limited is controlled by Russell Graham Slack
    Evidence
    active 50-75% shares, 50-75% voting, appoints directors · notified 2019-01-29 · source: Companies House PSC register

Ultimately controlled by Russell Graham Slack.

2 other companies in this group

Ownership paths are calculated from Companies House persons-with-significant-control filings. Each step shows the filed nature of control and dates; a step marked "ceased" is historical, not current.

Financials

Net assets
£4,755,268
Total assets
£4,795,268
Cash
£691,469
Employees
0.5
Turnover
Not reported (small or micro-entity accounts)
Profit/loss
£244,619

Figures from accounts filed at Companies House (iXBRL), period ending 2025-03-31. Where turnover is absent, small and micro-entity accounts are not required to report it, so it is not shown as zero.

Board analysis

Board DNA

How this board is put together, from the Companies House officer record and Charity Commission trustee records - deterministic, no AI.iBoard compositionCounted from the dated Companies House officer record: the current directors only, past directors excluded.

3 directors on the board

10.1y median 6.7y
average tenure
17y
longest tenure

Directors past 6 years

First-time vs portfolio directors

Portfolio (3)

0
also govern a charity
0
left in the last 12 months

Where else this board sits iWhere else this board sitsThe charitable fields these directors govern in elsewhere, by Charity Commission classification. Excludes this company and any charity it is the legal face of.

Finance 3Tech and media 1

The sectors these directors govern in elsewhere. This company, and any charity it is the legal face of, are excluded - counting them would just tell you what you are already looking at.

Gaps to watch

  • Several long-serving directors could step down together

Where to look Suggested search: succession planning for long-tenured seats.

Sources

Official record from Companies House. Governance Register calculates the connections.

Record details
Company number
04132533
Status
Active
Type
Private Limited Company
Accounts next due
31/12/2026
Edition
Register edition compiled 27th September 2026
Labels
Official record from Companies House · Calculated derived by Governance Register.

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