# Coriant UK Limited

## Details

- **Company number:** [01405720](https://find-and-update.company-information.service.gov.uk/company/01405720)
- **Status:** Active
- **Type:** Private Limited Company
- **Incorporated:** 18 Dec 1978
- **Registered office:** C/O Nokia Uk Limited 740 Waterside Drive, Aztec West, Almondsbury, BS32 4UF
- **Nature of business:** [61900](/sic/61900) Other telecommunications activities


## Previous names

- E. Coherent Communications Systems Limited (until 18 Jan 2000)
- Tellabs U.K. Limited (until 3 Aug 2015)



## Officers

| Name | Role | Appointed | Resigned |
|---|---|---|---|
| PRATT, Miles Robert | director | - | 1 Mar 1995 |
| GIBSON, Keith James | director | 1 Mar 1995 | 15 Jan 1997 |
| MCGINNIS, Daniel Leo | director | - | 8 Jan 1999 |
| FOSTER, Cynthia Florence Elizabeth | secretary | - | 28 Jun 2000 |
| POWELL, David Lawrence | director | - | 28 Jun 2000 |
| ROYDEN, Christopher John | director | 16 Jun 1997 | 28 Jun 2000 |
| VAUGHAN, John Edmund | director | 28 Jun 2000 | 10 Nov 2000 |
| DIPLEMA CORPORATE SERVICES LIMITED | corporate-secretary | 28 Jun 2000 | 8 Apr 2003 |
| TELLABS INTERNATIONAL INC | corporate-director | 28 Jun 2000 | 23 Mar 2010 |
| JANSSON, Tom Gunnar | director | 23 Mar 2010 | 8 Oct 2013 |
| SHEEHAN, James | director | 23 Mar 2010 | 31 Jan 2014 |
| RIBEIRO, Tarcisio | director | 28 May 2012 | 31 Mar 2017 |
| FELLNER, Richard Johann | director | 31 Mar 2017 | 14 Aug 2017 |
| WARWICK, Robb Curtis | director | 14 Aug 2017 | 18 Jan 2018 |
| VAN DER KRAAN, Ronald | director | 14 Aug 2017 | 1 Oct 2018 |
| TRAUB, Cassidy Jahn | director | 14 Aug 2017 | 1 Oct 2018 |
| BAYERD, Douglas Ryan | director | 3 Feb 2014 | 1 Oct 2018 |
| LAUFMAN, James Louis | director | 1 Oct 2018 | 10 Dec 2018 |
| WALDEN, Nicholas Richard | director | 1 Oct 2018 | 1 Feb 2019 |
| FELLER, Brad David | director | 1 Oct 2018 | 1 Aug 2019 |
| MACKINNON, Michael | director | 1 Feb 2019 | 31 Aug 2020 |
| BARRY, Kathleen Ann | director | 23 Mar 2010 | 31 Jul 2023 |
| DOUSHARM, Amy Leigh Schwarz | director | 31 Jul 2023 | 11 Jul 2025 |
| RODRIGUES, Daniel Gama | director | 11 Jul 2025 | 30 Jun 2026 |
| FIGUEIRA, Vanessa Soares Pereira Barbara | director | 11 Jul 2025 | 30 Jun 2026 |
| PINSENT MASONS SECRETARIAL LIMITED | corporate-secretary | 8 Apr 2003 | 6 Aug 2026 |
| TASSOPOULOU, Ioli | director | 29 Jun 2026 |  |



## Control

| Name | Nature of control | Notified | Ceased |
|---|---|---|---|
| Mr David Mcgovern | significant-influence-or-control | 6 Apr 2016 | 1 Oct 2018 |
| Infinera Corporation | ownership-of-shares-75-to-100-percent, voting-rights-75-to-100-percent, right-to-appoint-and-remove-directors | 1 Oct 2018 | 28 Feb 2025 |
| Nokia Corporation Oyj | ownership-of-shares-75-to-100-percent, voting-rights-75-to-100-percent, right-to-appoint-and-remove-directors | 28 Feb 2025 |  |






## Directors' other companies

- [TASSOPOULOU, Ioli](/person/6025325) - director at [Infinera Limited](/company/05242459)