Ironsource UK Limited

Active07569857 Private limited company

Incorporated: 18 March 2011 (15 years)
Previously known as: Supersonicads UK Limited (until 6 April 2016)
Industry: Other publishing activities (58190)
Directors: Connie Pei-Lin Wu
Amy Lane Dodge
Owned by: Unity Software Inc.
Accounts type: Full
Region: Greater London
Address: 30 Old Bailey
London
EC4M 7AU

Filing status

Accounts due: 31 December 2026
Last accounts: 31 December 2024
Conf. stmt due: 14 March 2027
Last conf. stmt: 28 February 2026

Charges

Total: 5
Outstanding: 0
Part satisfied: 0
Satisfied: 5

Officers 2 active

Officer details are public data from the Companies House register.

Wu, Connie Pei-Lin

Director · Appointed 30 April 2026

American

Born July 1981 (45)

Dodge, Amy Lane

Director · Appointed 23 December 2025

American

Born May 1976 (50)

Officer history (8 former)

30 April 2026

Appointed Wu, Connie Pei-Lin as Director

30 April 2026

Resigned Layton, Jasmine De as Director

23 December 2025

Appointed Dodge, Amy Lane as Director

14 November 2025

Resigned Gupta, Anirma Rakshpal as Director

1 September 2025

Appointed Gupta, Anirma Rakshpal as Director

31 July 2025

Resigned Go, Nora as Director

27 September 2024

Appointed Layton, Jasmine De as Director

9 August 2024

Resigned Visoso, Luis as Director

10 March 2024

Appointed Go, Nora as Director

10 March 2024

Appointed Visoso, Luis as Director

10 March 2024

Resigned Bar Zeev, Tomer as Director

10 March 2024

Resigned Ben Ami, Assaf as Director

24 March 2016

Appointed Bar Zeev, Tomer as Director

24 March 2016

Appointed Ben Ami, Assaf as Director

13 January 2016

Resigned Czerniak, Arik as Director

13 January 2016

Resigned Shoham, Gil as Director

10 October 2012

Appointed Czerniak, Arik as Director

18 March 2011

Appointed Shoham, Gil as Director

Ownership 1 active

People and entities with significant control, from the Companies House PSC register

Unity Software Inc.

Corporate entity · Notified 7 November 2022

Owns 75–100% of shares

Holds 75–100% of voting rights

Right to appoint and remove directors

Corporate

Reg. no. 4692585

Holdings 1

Companies where Ironsource UK Limited is registered as a person with significant control

Luna Labs Limited

Owns 75–100% of shares

Status not confirmed

Former controllers (1)

7 November 2022

Ceased Ironsource Ltd. — Owns 75–100% of shares

Financials

Balance sheet as at 31 December 2024 · full accounts

Net Assets: (£77,102,082)
Cash: £9,575,792
Turnover: £118,832,679
Profit Before Tax: (£12,111,135)

Debt Ratio: 124%
Current Ratio: 1.4x
Profit Margin: -10%

Trend

Turnover

Balance sheet detail

	2024	2022	2020
Fixed Assets	£299,497,431	£290,713,848	£9,910
Current Assets	£28,434,981	£156,096,485	£23,075,683
Cash	£9,575,792	£16,872,261	£4,539,584
Creditors (< 1 year)	£20,069,232	£61,123,233	£19,503,080
Creditors (> 1 year)	£384,965,262	£389,508,387
Net Current Assets	£8,365,749	£94,973,252	£3,572,603
Net Assets	(£77,102,082)	(£3,821,287)	£3,580,736
Shareholder Funds	(£77,102,082)	(£3,821,287)	£3,580,736

Turnover	£118,832,679	£306,682,081	£137,660,441
Cost of Sales	£99,075,566	£301,257,897	£136,085,319
Gross Profit	£19,757,113	£5,424,184	£1,575,122
Admin Expenses	£17,956,352	£5,161,834	£1,985,967
Staff Costs	£0	£2,138,633	£1,200,997
Operating Profit	(£12,111,135)	(£34,978,180)	£1,301,341
Profit Before Tax	(£12,111,135)	(£34,978,180)	£1,301,341
Tax	£119,829	£65,187	£327,137
Profit for Period	(£12,230,964)	(£35,043,367)	£974,204

Filings 85

Date	Description	Made Up To
18 June 2026	Appointment of a director
18 June 2026	Termination of appointment of a director
11 March 2026	Full accounts	31 December 2024
7 March 2026	Compulsory strike-off action has been discontinued
5 March 2026	Confirmation statement with no updates	28 February 2026