---
title: "DSS SUSTAINABLE SOLUTIONS UK LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/a326bae0-ac3b-5dd6-bf70-86105d59472f
json: https://whiteintel.dev/api/public/dossier/a326bae0-ac3b-5dd6-bf70-86105d59472f
identifier: oo:GB-COH-11906667
jurisdiction: CH
risk: Low
source: WhiteIntel corporate-ownership graph
---

# DSS SUSTAINABLE SOLUTIONS UK LIMITED

**Type:** Company  
**Jurisdiction:** CH  
**Identifier:** `oo:GB-COH-11906667`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/a326bae0-ac3b-5dd6-bf70-86105d59472f  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/a326bae0-ac3b-5dd6-bf70-86105d59472f  

## Ownership & control

### Owners / controllers

- **Mr Guy William Semmens** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/a81ddb48-cb90-41b3-94c0-c89fddfcb172
- **PROJECT SAGE HOLDCO LIMITED** (beneficial owner) — 62.5% — https://whiteintel.dev/entity/aee24e6c-e643-57e8-9ef4-545a3c04d1a0
- **Dss Sustainable Solutions Switzerland Sa** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/70e5d96c-35ea-46c9-a37c-8355d46dfe11

### UBO chain (walk to the ultimate owner)

A **3-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.

## Financials (Companies House accounts)

| Figure | 2025-12-31 |
|---|---:|
| Net assets | -£334,549 |
| Cash | £319,112 |
| Shareholder funds | -£334,549 |
| Fixed assets | £17,233 |
| Current assets | £5,334,788 |
| Employees | 48 |

_Latest filed period. Full 2-year history unlocks with a paid dossier — https://whiteintel.dev/pricing. As filed at Companies House._

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/11906667
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/11906667
- companies_house_accounts — https://find-and-update.company-information.service.gov.uk/company/11906667/filing-history

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **DSS SUSTAINABLE SOLUTIONS UK LIMITED** — https://whiteintel.dev/entity/a326bae0-ac3b-5dd6-bf70-86105d59472f · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **DSS SUSTAINABLE SOLUTIONS UK LIMITED**. Human view: https://whiteintel.dev/entity/a326bae0-ac3b-5dd6-bf70-86105d59472f · Structured JSON: https://whiteintel.dev/api/public/dossier/a326bae0-ac3b-5dd6-bf70-86105d59472f._

_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"._