# UPSTART BIO LTD (12421858)

> UPSTART BIO LTD is an active private limited company (company number 12421858) incorporated on 23 January 2020, registered in Woodstock. Its registered activity is other professional, scientific and technical activities n.e.c. (SIC 74909). Latest micro accounts cover the period ending 31 January 2026, showing net assets of £35k, with 2 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 57% on the prior period (£82k).

- Status: Active
- Incorporated: 2020-01-23
- Registered office: Woodstock, OX20 1SY
- SIC 74909: Other professional, scientific and technical activities n.e.c.
- Next accounts due: 2027-10-31
- Confirmation statement due: 2027-02-06
- Accounts type: MICRO ENTITY

By net assets it sits in the upper half of 644 comparable companies in Oxford (median £9,763, upper quartile £74k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2026-01-31 | £35k | — | — | — | — | — | 2 |
| 2025-01-31 | £82k | — | — | — | — | — | 2 |

size band micro.

## Filing and accounts signals (facts, not a rating)

- Net assets above zero: Net assets £35,329 at 31 January 2026
- Net assets down 25% or more on the prior period: -57.2% vs prior period
- Incorporated five or more years ago: Incorporated 23 January 2020

How each signal is derived: https://firmoscan.com/methodology

## Persons with significant control

- Dr Matthew Alun Crow — owns 75–100% of shares; holds 75–100% of voting rights; can appoint or remove directors, since 2020-01-23

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Source: Companies House register snapshot 2026-08-31, Open Government Licence v3.0. Information may have changed since that date and is not advice or a credit reference; check the official record before relying on it. Official record: https://find-and-update.company-information.service.gov.uk/company/12421858
HTML: https://firmoscan.com/company/12421858-upstart-bio-ltd