Active10397142Private limited companyDerby

CHIRON MIDCO LIMITED

Significant control: Atten Bidco Limited (significant control)

Companies HouseCompanies House

From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms

Watch this company

Get an email when Companies House records a change for Chiron Midco Limited: status, filings, accounts, officers or owners. Free.

Not live yet: alerts start by 15 December 2026. We store your email and this company number only, for these alerts. If alerts don’t launch, we tell you and delete your address. Privacy

Coming soon · product and service lists

What does Chiron Midco Limited sell?

Registered activity: Non-trading company (SIC 74990). We’re building product and service lists for UK companies. Get this one when it’s ready.

One email, only about this. If we don’t launch within 60 days we’ll tell you. Privacy
01

Summary

Generated from filed data · no estimates

CHIRON MIDCO LIMITED is an active private limited company (company number 10397142) incorporated on 27 September 2016, registered in Derby. Its registered activity is non-trading company (SIC 74990). Accounts are on file at Companies House (audit exemption subsidiary) but not yet parsed into this record.

There are 223 companies in non-trading company in Derby with filed accounts; the median reports net assets of £2 and is 19 years old.

02

Ownership and control

1 active · 3 other
  • Atten Bidco Limited
    corporate entity, England And Wales · since 19 March 2021
    • has significant influence or control
  • Chiron Topco Limited
    corporate entity, Jersey · since 27 September 2016 · ceased 4 October 2016
    • owns 75–100% of shares
  • Bowmark Capital Llp
    corporate entity · since 4 October 2016 · ceased 19 March 2021
    • has significant influence or control
    • has significant influence or control
  • Bowmark Gp Llp
    corporate entity · since 4 October 2016 · ceased 19 March 2021
    • has significant influence or control

Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.

03

Key dates

Incorporated
27 September 201610 yrs ago
First accounts due
27 June 20183042 days overdue
Confirmation statement due
11 October 2027in 351 days

Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.

04

Activity

SIC 74990
Non-trading company
Accounts type
Audit Exemption Subsidiary
05

Financials

No accounts on record

Accounts exist on the register but their figures are not in this dataset yet.

06

Filing and accounts signals

Facts from the register · no rating
  • Incorporated five or more years agoIncorporated 27 September 2016
  • Accounts past their due dateDue 27 June 2018

Neutral facts read from the register and filed accounts, each with its evidence. They are not a rating, a prediction or advice, and may be incomplete or out of date. How each signal is derived.

07

Timeline

Newest first
  1. Confirmation statement duein 351 days
  2. First accounts due3042 days overdue
  3. Incorporated
08

Similar companies in Derby

Same activity (non-trading company), closest in incorporation date
09

Reminders for CHIRON MIDCO LIMITED

Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.

Source: Companies House register, snapshot 2026-08-31. Open Government Licence v3.0. View on Companies House. Methodology · About · Markdown.