--- title: "THE HYDROGRAPHIC SOCIETY UK — Ownership Dossier" canonical: https://whiteintel.dev/entity/4044a864-c41b-5e1e-ab32-00a821097b0a json: https://whiteintel.dev/api/public/dossier/4044a864-c41b-5e1e-ab32-00a821097b0a identifier: oo:GB-COH-05182924 jurisdiction: GB risk: Low source: WhiteIntel corporate-ownership graph --- # THE HYDROGRAPHIC SOCIETY UK **Type:** Company **Jurisdiction:** GB **Identifier:** `oo:GB-COH-05182924` **Risk level:** Low **Canonical dossier:** https://whiteintel.dev/entity/4044a864-c41b-5e1e-ab32-00a821097b0a **Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/4044a864-c41b-5e1e-ab32-00a821097b0a ## Ownership & control ### Owners / controllers - **Mr Iain Slade** (beneficial owner) — https://whiteintel.dev/entity/dc5b294a-e60d-5b95-a841-f5f468f75780 - **Mr Oliver Foulds** (beneficial owner) — https://whiteintel.dev/entity/1160c6e2-aef8-5b2d-be4c-b3d6ae7d12d8 - **Mr Chris Almond** (beneficial owner) — https://whiteintel.dev/entity/37e3f174-5153-55cc-9929-db7827ee467d - **Mr Richard Harold Read** (beneficial owner) — https://whiteintel.dev/entity/3068e622-115f-5033-9649-9ebd18d3c86e - **Miss Svetlana Klockova** (beneficial owner) — https://whiteintel.dev/entity/eefde1f9-f266-523f-9150-712688f3ea1a - **Mr Simon Canning** (beneficial owner) — https://whiteintel.dev/entity/c9a1e233-177b-51e1-8e1a-9d5b2f588228 - **Mr Kevin Gaffney** (beneficial owner) — https://whiteintel.dev/entity/a825a692-c666-534a-b6a9-083cd0113988 - **Miss Helen Louise Atkinson** (beneficial owner) — https://whiteintel.dev/entity/cb57b23d-fc30-5359-a038-b37bb289ad84 - **Mr Mark Alan Poole** (beneficial owner) — https://whiteintel.dev/entity/8d39af80-aa9f-536f-b4df-1dfa1a6bd5f7 - **Mr Tom Broomfield** (beneficial owner) — https://whiteintel.dev/entity/0704ecf4-f1f0-55da-bf26-8a3f3c17bd11 - **Mr Liam Flood** (beneficial owner) — https://whiteintel.dev/entity/b936886a-ca20-5628-a702-53bbfc1db5bc - **Mr John Peter Macleod Fraser** (beneficial owner) — https://whiteintel.dev/entity/b312003f-cd5c-5b59-8565-d6ea89082a0c - **Mr Ian Holden** (beneficial owner) — https://whiteintel.dev/entity/38913333-8c68-56d6-862b-577f8fab6371 - **Mr Gordon Thomas Johnston** (beneficial owner) — https://whiteintel.dev/entity/bfdc78b3-8207-5fc0-b8f9-8667fd511358 - **Mr David Parker** (beneficial owner) — https://whiteintel.dev/entity/24b124f0-a8a5-572a-92e7-b336ef8bd29b - **Mrs Trisha Margaret Buxton** (beneficial owner) — https://whiteintel.dev/entity/d4d20c32-07c9-5ae8-8396-35ce449bb78a - **Mr Sean Patrick Cullen** (beneficial owner) — https://whiteintel.dev/entity/7e6ed921-82f6-5c91-aa4a-e721e3025634 - **Mr Paul Clifford Aldersley** (beneficial owner) — https://whiteintel.dev/entity/27691f99-443a-5f07-8130-3cb8dfad140a - **Mr Peter John Louis Kelly** (beneficial owner) — https://whiteintel.dev/entity/d5ad1e8c-f19b-535d-9373-6fd4972fe4df - **Mr Andrew Nicholas Dare** (beneficial owner) — https://whiteintel.dev/entity/f405c1c8-36c8-52d9-a4da-7d04df44ab0d - **Mr Jeffrey Holtom** (beneficial owner) — https://whiteintel.dev/entity/705a50d4-2164-5613-8058-0f51bf8d2bb9 - **Mr William Simon Heaps** (beneficial owner) — https://whiteintel.dev/entity/0b17e3aa-ca96-5a26-94aa-5968936630c4 - **Mr John William Dillon-Leetch** (beneficial owner) — https://whiteintel.dev/entity/950e843d-3630-5889-8fde-c3406bd4c2a9 - **Mr Iain Slade** (beneficial owner) — https://whiteintel.dev/entity/d764511f-c99a-474d-8b94-c7db7f32050b - **Miss Svetlana Klockova** (beneficial owner) — https://whiteintel.dev/entity/4d1ec8d0-0cef-48bc-9ec3-1bf9879c6535 - **Mr Richard Harold Read** (beneficial owner) — https://whiteintel.dev/entity/1d877c8c-b44d-4cdf-896b-3f182a29a026 - **Mr Mark Alan Poole** (beneficial owner) — https://whiteintel.dev/entity/7f29c4be-b789-469f-80a9-7a0a77748ff4 - **Mr Simon Canning** (beneficial owner) — https://whiteintel.dev/entity/4db3d09e-2c2d-4f80-a56d-0a1e290c9e58 - **Mr John Peter Macleod Fraser** (beneficial owner) — https://whiteintel.dev/entity/2082c506-7b29-42e3-bef2-6bfddfe764f1 - **Mr Glenn Witham** (beneficial owner) — https://whiteintel.dev/entity/6485c775-d413-4a1f-92e5-537f3f7add12 - **Mr Gordon Thomas Johnston** (beneficial owner) — https://whiteintel.dev/entity/288d39bc-cc2d-4f62-ab6a-2a3f9df287ca - **Mr Kevin Gaffney** (beneficial owner) — https://whiteintel.dev/entity/8735dadd-cca5-4ec7-9513-7502dbc6f82d - **Mr Oliver Foulds** (beneficial owner) — https://whiteintel.dev/entity/2049c5de-c0bb-4399-a154-43e0a59a7677 - **Mr Liam Flood** (beneficial owner) — https://whiteintel.dev/entity/f51fb687-7003-44c6-a3ad-c0edc57aa1b1 - **Mr Tom Broomfield** (beneficial owner) — https://whiteintel.dev/entity/59ce3d44-c4a8-427a-a8a1-ed0a589415f3 - **Mr Chris Almond** (beneficial owner) — https://whiteintel.dev/entity/adb83ce1-68bc-4788-97cc-56baf568be09 - **Mr David Parker** (beneficial owner) — https://whiteintel.dev/entity/36c4e668-1db0-4a3d-8d1e-5f1a79b4f353 - **Mrs Trisha Margaret Buxton** (beneficial owner) — https://whiteintel.dev/entity/d1eb82d8-c08b-4065-bbe3-9dc8f4bf1c15 - **Mr Sean Patrick Cullen** (beneficial owner) — https://whiteintel.dev/entity/a04744d5-6507-4c8d-a7ea-44ab51c271b8 - **Mr Paul Clifford Aldersley** (beneficial owner) — https://whiteintel.dev/entity/5d9debd1-6cd7-4e38-a05a-fdbdfb870f8c - **Mr Peter John Louis Kelly** (beneficial owner) — https://whiteintel.dev/entity/75e62ce2-7d59-41c3-8d4c-828c5865f5bb - **Mr Andrew Nicholas Dare** (beneficial owner) — https://whiteintel.dev/entity/c9a5c8e3-a64b-4eb0-9a04-a1231b28fddd - **Mr Jeffrey Holtom** (beneficial owner) — https://whiteintel.dev/entity/7f901846-09f3-4816-909c-fae2aa018ef9 - **Mr William Simon Heaps** (beneficial owner) — https://whiteintel.dev/entity/5a57214a-7141-477f-accf-9fc9071c8f4c - **Mr John William Dillon-Leetch** (beneficial owner) — https://whiteintel.dev/entity/07537eb9-8a9a-4921-9fcd-cf261ad995f4 - **Mr Ian Holden** (beneficial owner) — https://whiteintel.dev/entity/28885ef9-a71b-4fd7-a07b-f5729d87dcd5 - **Miss Helen Louise Atkinson** (beneficial owner) — https://whiteintel.dev/entity/f986d958-59d5-4139-b596-54bf267c6870 ### UBO chain (walk to the ultimate owner) A **47-step** ownership/control chain to the ultimate beneficial owner is resolved for this entity. The full cited chain unlocks with a paid API key or a one-off dossier — https://whiteintel.dev/pricing. ## Company profile (live · UK Companies House) - **Company number:** `05182924` - **Status:** active - **Type:** private limited guarant nsc limited exemption - **Incorporated:** 2004-07-19 - **Registered office:** 3rd Floor, 2 Glass Wharf, Bristol 3rd Floor, 2 Glass Wharf, Bristol, BS2 0EL, England - **SIC:** 58141, 82302, 94120 ### Officers - FLOOD, Liam — secretary · appointed 2026-03-11 - ALMOND, Chris — director · British · appointed 2024-05-16 - AMBROZIAK, Tirren Isabella — director · British · appointed 2026-03-11 - BROOMFIELD, Tom — director · British · appointed 2023-08-03 - BUXTON, Trisha Margaret — director · British · appointed 2016-03-16 - DAVIES, Ian Ellis — director · British · appointed 2026-04-11 - FLOOD, Liam — director · British · appointed 2024-05-16 - FOULDS, Oliver — director · British · appointed 2024-05-16 - KLOCKOVA, Svetlana — director · Latvian · appointed 2019-04-30 - MCGRATH, Fergal — director · Irish · appointed 2025-06-01 - RICHARDS, Marc — director · British · appointed 2025-05-28 - SLADE, Iain Paul — director · British · appointed 2026-03-11 - THOMSON, Grant Alexander — director · British · appointed 2026-03-11 - WEST, Geraint Richard — director · British · appointed 2026-07-01 - ATKINSON, Helen Louise — secretary · British · appointed 2005-02-01 · resigned 2020-03-31 - BELOEIL-SMITH, Mark — secretary · appointed 2025-05-28 · resigned 2026-03-11 - SEBBAGE, Michael — secretary · British · appointed 2004-08-05 · resigned 2005-02-01 - CLARKS NOMINEES LIMITED — corporate secretary · appointed 2004-07-19 · resigned 2004-08-05 - ALDERSLEY, Paul Clifford — director · British · appointed 2016-07-01 · resigned 2023-08-03 - ALI, Adil — director · British · appointed 2009-04-01 · resigned 2013-02-28 ### Beneficial owners (Persons with Significant Control) - Mr Tom Broomfield — significant influence or control · individual PSC · England — since 2024-05-16 - Mr Liam Flood — significant influence or control · individual PSC · England — since 2024-05-16 - Mr Oliver Foulds — significant influence or control · individual PSC · England — since 2024-05-16 - Mr Chris Almond — significant influence or control · individual PSC · England — since 2024-05-16 - Miss Svetlana Klockova — significant influence or control · individual PSC · England — since 2019-04-30 - Mrs Trisha Margaret Buxton — significant influence or control · individual PSC · England — since 2016-04-06 - Mr Gordon Thomas Johnston — significant influence or control · individual PSC — ceased 2026-03-11 - Mr Kevin Gaffney — significant influence or control · individual PSC — ceased 2026-03-11 - Mr Simon Canning — significant influence or control · individual PSC — ceased 2026-03-11 - Mr Glenn Witham — significant influence or control · individual PSC — ceased 2023-04-18 - Mr Richard Harold Read — significant influence or control · individual PSC — ceased 2023-04-18 - Mr Iain Slade — significant influence or control · individual PSC — ceased 2025-07-21 - Miss Helen Louise Atkinson — significant influence or control · individual PSC · United Kingdom — ceased 2020-03-31 - Mr Mark Alan Poole — significant influence or control · individual PSC · England — ceased 2026-07-01 - Mr John Peter Macleod Fraser — significant influence or control · individual PSC — ceased 2021-09-30 - Mr Paul Clifford Aldersley — significant influence or control · individual PSC — ceased 2023-04-18 - Mr David Parker — significant influence or control · individual PSC · England — ceased 2026-04-11 - Mr John William Dillon-Leetch — significant influence or control · individual PSC — ceased 2026-03-11 - Mr Sean Patrick Cullen — significant influence or control · individual PSC — ceased 2025-07-21 - Mr Andrew Nicholas Dare — significant influence or control · individual PSC — ceased 2020-01-29 - Mr Peter John Louis Kelly — significant influence or control · individual PSC — ceased 2019-10-20 - Mr Ian Holden — significant influence or control · individual PSC — ceased 2019-04-30 - Mr William Simon Heaps — significant influence or control · individual PSC — ceased 2019-04-30 - Mr Jeffrey Holtom — significant influence or control · individual PSC — ceased 2016-09-22 ## Provenance - OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/05182924 - companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/05182924 --- _This is the markdown-for-agents view of the WhiteIntel dossier for **THE HYDROGRAPHIC SOCIETY UK**. Human view: https://whiteintel.dev/entity/4044a864-c41b-5e1e-ab32-00a821097b0a · Structured JSON: https://whiteintel.dev/api/public/dossier/4044a864-c41b-5e1e-ab32-00a821097b0a._ _Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership. Every claim carries a source; an absent edge means "not yet observed in current sources", not "does not exist"._