- MACIEJ GRABOWSKI- 55 TIVERTON ROAD, HOUNSLOW, LONDON, ENGLAND, TW3 4JE 
- KRZYSZTOF GRABOWSKI- Born June 1957 - 34 ORCHARD STREET, ILKESTON, DERBYSHIRE, UNITED KINGDOM, DE7 5NG 
- MICHAELA GRABOWSKI- 54 HIGH STREET, BURBAGE, WILTSHIRE, SN8 3AF 
- SZYMON GRABOWSKI- UL.ROZEWSKA 28, GDYNIA, POLAND, 81 055 
- BOGUSLAW GRABOWSKI- Born January 1966 - 1 POK. 16, UL. SOLTYSOWSKA, KRAKOW, POLAND 
- PIOTR & PAWEL LLPDissolved- SO301352 - Dissolved on 26 April 2013 
- PIOTRUS PAN LTDActive - Proposal to Strike off- 09344292 - Incorporated on 8 December 2014 
- PIOTR DRWAL LTD- 09431753 - Incorporated on 10 February 2015 
- PIOTR BARAN LTD- 10237582 - Incorporated on 17 June 2016 
- PIOTR RYBUS LTDDisolved- 12537389 - Dissolved on 23 August 2022 
- PIOTRHAJS LTDDisolved- 13814596 - Dissolved on 20 June 2023 
- PIOTR SMAGA LTD- 14038841 - Incorporated on 11 April 2022 
- PIOTR SIREK LTDDisolved- 15094929 - Dissolved on 28 January 2025 
- Piotr Mieczyslaw MROWIEC- Born December 1968 - 36 Al.Solidarnosci, 25-323, Kielce, Wojewodztwo Swietokrzyskie, Poland 
- Antoni Marcos, Mr. RUI LOUREIRO- Born March 1971 - 94 Willesden Lane, London, England, NW6 7TA 
- PIOTR CICHON LTDActive - Proposal to Strike off- 09889178 - Incorporated on 25 November 2015 
- PIOTRCONSTRACTING LTDActive - Proposal to Strike off- 11649359 - Incorporated on 30 October 2018 
- MK PIOTR LIMITEDActive - Proposal to Strike off- 08752355 - Incorporated on 29 October 2013 
- ANTONIC LTDDisolved- 08501809 - Dissolved on 3 August 2021 
- ANTONIA 2015 LTDDisolved- 13976032 - Dissolved on 22 August 2023