Company
Building Software Limited
Building Software Limited is an active UK company (number 03117419), incorporated 1995, with 3 current directors including Phyllida Mary Bridget Gaudoin and Joanna Susan Pinkney. Source: Companies House, updated 11th October 2026.
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Official record Companies House · updated 11th October 2026 · Sources · Free, no card or password
Network
The large node is Building Software Limited. Red nodes are organisations, white nodes are people. Dashed links are historical or inferred. Click any node to explore.
Who leads it
Previous officers 5
- John Roger Marshall 1997-2021 View profile
- Ian Peter Ferguson 1995-1996 View profile
- Rapid Nominees Limited 1995-1995 View profile
- Jacqueline Mary Smith 2004-2008 View profile
- Rapid Company Services Limited 1995-1995 View profile
Directors and secretaries as filed at Companies House.
Do you help lead this organisation? Set up its network · How it works
Public contracts won
2 contractsFrom 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.
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DA: National Highways & Transport Network (NHT) and CQC Benchmarking 2026 - 2028
Procurement of DA: National Highways & Transport Network (NHT) and CQC Benchmarking 2026 - 2028.
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G Cloud 15
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
About
- Incorporated
- 24/10/1995
Ownership
Owned by (3) 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.
- Donald Ashley Campbell Gaudoin
significant influence · notified 2016-04-06 - William Simon Pinkney
significant influence · notified 2016-04-06 - Joanna Susan Pinkney ceased 2016-04-07
25-50% shares, 25-50% voting, appoints directors · notified 2016-04-06 - Possible match - name could not be confirmed to one individualiPossible matchThis PSC filing could not be confirmed to one individual. Not shown as confirmed ownership.
Group
- Building Software Limited
is controlled by Donald Ashley Campbell Gaudoin
Evidence
active significant influence · notified 2016-04-06 · source: Companies House PSC register
Ultimately controlled by Donald Ashley Campbell Gaudoin.
2 other companies in this group
- Supply Chain Partnering Limited (no longer on the register)
- Measure2Improve Limited (no longer on the register)
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
- £800,134
- Total assets
- £800,134
- Cash
- £926,568
- Employees
- 12
- Turnover
- Not reported (small or micro-entity accounts)
Filed as Full accounts (audit exempt).
Figures from accounts filed at Companies House (iXBRL), period ending 2025-12-31. 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
- Phyllida Mary Bridget Gaudoin Director · appointed 2026
- William Simon Pinkney Director · appointed 1995
- Joanna Susan Pinkney Director · appointed 2026
Directors past 6 years
- William Simon Pinkney Director · appointed 1995
First-time vs portfolio directors
First-time (3)
- Phyllida Mary Bridget Gaudoin Director · appointed 2026
- William Simon Pinkney Director · appointed 1995
- Joanna Susan Pinkney Director · appointed 2026
Sources
Official record from Companies House. Governance Register calculates the connections.
Record details
- Company number
- 03117419
- Status
- Active
- Type
- Private Limited Company
- Edition
- Register edition compiled 11th October 2026
- Labels
- Official record from Companies House · Calculated derived by Governance Register.
Contains public sector information licensed under the Open Government Licence v3.0. Report an issue · How we handle data