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Company · Manchester

SDA Consulting LLP

SDA Consulting LLP is an active UK company (number OC336039), incorporated 2008. Source: Companies House, updated 18th October 2026.

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Official record Companies House · updated 18th October 2026 · Sources · Free, no card or password

Network

The large node is SDA Consulting LLP. Red nodes are organisations, white nodes are people. Dashed links are historical or inferred. Click any node to explore.

Who leads it

Previous officers 4

  1. Martin Stuart Ingham 2011-2024 Llp-designated-member View profile
  2. Karla Calvert 2008-2008 Llp-designated-member View profile
  3. Dov Barry Black 2008-2008 Llp-designated-member View profile
  4. Stephen James Davies 2008-2011 Llp-designated-member View profile

Directors and secretaries as filed at Companies House.

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Public contracts won

2 contracts · £175,000,000 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.

  • CHIC Consultancy Framework 2026-30 Buyer: Communities & Housing Investment Consortium Ltd (CHIC) Value not published 2026-09-04 Source: Find a Tender

    CHIC is seeking to establish a multi-disciplinary consultancy framework that can be accessed by existing and future members of CHIC. The scope and potential lot structure will cover a wide range of built environment related professional con…

    Framework
  • Fusion21 Construction Consultancy Services Framework Buyer: Fusion21 Members Consortium £175,000,000 2025-09-02 CPV 71000000 Source: Contracts Finder

    This Framework Agreement is for the provision of Construction Consultancy Services for use by current and prospective Members. The Framework is divided into 15 lots: 1. Multidisciplinary Consultancy Services, PM and Lead Consultant 2. Sto…

About

Incorporated
31/03/2008
Registered office
Manchester
Previous names
Cosgrove Davies LLP (until 18/04/2008)

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.

  • Jonathan Michael Turner
    50-75% voting (LLP), 50-75% surplus assets (LLP) · notified 2022-11-01 - confirmed: also a director of this company
  • Christopher John Leach
    25-50% voting (LLP), 25-50% surplus assets (LLP) · notified 2024-04-01 - confirmed: also a director of this company
  • John Cosgrove ceased 2022-11-01
    50-75% voting (LLP), 50-75% surplus assets (LLP) · notified 2016-04-06 - confirmed: also a director of this company

Group

  1. SDA Consulting LLP is controlled by Jonathan Michael Turner
    Evidence
    active 50-75% voting (LLP), 50-75% surplus assets (LLP) · notified 2022-11-01 · source: Companies House PSC register

Ultimately controlled by Jonathan Michael Turner.

1 other company 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.

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 designated members only, past designated members excluded.

3 designated members on the board

9.9y median 5.5y
average tenure
18.5y
longest tenure

Designated members past 6 years

First-time vs portfolio designated members

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 designated members govern in elsewhere, by Charity Commission classification. Excludes this company and any charity it is the legal face of.

Professional services 3

The sectors these designated members 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.

Sources

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

Record details
Company number
OC336039
Status
Active
Type
Limited Liability Partnership
Accounts next due
31/12/2027
Edition
Register edition compiled 18th 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