1 List of Borr Drilling Group of Legal Entities No. Legal Entity Name Company Registration Date of Incorporation Registered Address Core Business Country of Incorporation 1 Borr Drilling Limited Registration No. 51741 9 August 2016 S.E. Pearman Building, 2nd Fl, 9 Par-la-Ville Road, Hamilton HM11, Bermuda Holding Company Bermuda 2 Borr IHC Limited Registration No. 55669 29 June 2020 S.E. Pearman Building, 2nd Fl, 9 Par-la-Ville Road, Hamilton HM11, Bermuda Holding Company Bermuda 3 Borr Drilling Management AS Registration No. 918 125 043 18 November 2016 Klingenberggata 4, 0161 Oslo Management Norway 4 Borr International Resources Limited Registration No. 1964526 20 December 2017 Ritter House, Wickhams Cay II, Road Town, VG 1110, British Virgin Islands Crewing British Virgin Islands 5 Borr Drilling Equipment Pool Inc. Registration No.90668 8 May 2017 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Equipment Owner Marshall Islands 6 Borr International Operations I Inc. Registration No.92023 26 July 2017 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Operating Company (Nigeria) Marshall Islands 7 Borr SEA Operations Inc. Registration No.92792 30 October 2017 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Operating Company (Vietnam, Thailand) Marshall Islands 8 Borr Eastern Peninsula Pte. Ltd. Registration No.201812030C 10 April 2018 24 Raffles Place #18-00 Clifford Centre Singapore 048621 Procurement Singapore 9 Borr Drilling Management (UK) Limited Registration No. 10758288 8 May 2017 20 North Audley Street, London W1K 6LX Management England and Wales 10 Borr Drilling Management DMCC Registration No.DMCC88379 12 June 2017 28th Floor Reef Tower, Jumeirah Lakes Towers, Dubai Management Dubai, UAE 11 Borr Holdings Limited Registration No. OC-338105 8 June 2018 89 Nexus Way, Camana Bay, Grand Cayman KY1-9009, Cayman Islands Holding Company Cayman Islands 12 Prospector Rig 1 Contracting Company Limited Registration No. OC-339040 28 June 2018 89 Nexus Way, Camana Bay, Grand Cayman KY1-9009, Cayman Islands Rigowner – P1 Cayman Islands 13 Prospector Rig 5 Contracting Company Limited Registration No. OC-339041 28 June 2018 89 Nexus Way, Camana Bay, Grand Cayman KY1-9009, Cayman Islands Rigowner – P5 Cayman Islands 14 Paragon Offshore Limited Registration No. OC-323580 7 June 2017 89 Nexus Way, Camana Bay, Grand Cayman KY1-9009, Cayman Islands Holding Company Cayman Islands 15 Paragon International Finance Company Registration No.34559 11 January 1990 89 Nexus Way, Camana Bay, Grand Cayman KY1-9009, Cayman Islands Financial Holding Cayman Islands 16 Paragon Asset Company Limited Registration No.MC-65874 2 May 1996 89 Nexus Way, Camana Bay, Grand Cayman KY1-9009, Cayman Islands Rigowner Cayman Islands 17 Paragon Assets (UK) Limited Registration No.MC-66071 14 May 1996 89 Nexus Way, Camana Bay, Grand Cayman KY1-9009, Cayman Islands Operating Company Cayman Islands 18 Paragon Offshore (North Sea) Limited Registration No. MC-65866 2 May 1996 89 Nexus Way, Camana Bay, Grand Cayman KY1-9009, Cayman Islands Operating Company Cayman Islands 19 Paragon Offshore Enterprises Limited Registration No. MC-36816 19 July 1990 89 Nexus Way, Camana Bay, Grand Cayman KY1-9009, Cayman Islands Crewing Cayman Islands 20 Paragon Offshore Drilling LLC Registration No. Unknown 21 November 1939 3151 Briarpark Drive, Suite 700, Houston, Texas 77042, USA Operating Company Delaware 21 Paragon (Middle East) Limited Registration No.MC-123870 6 March 2003 89 Nexus Way, Camana Bay, Grand Cayman KY1-9009, Cayman Islands Rigowner Cayman Islands 22 Paragon Offshore (Land Support) Limited Registration No. 459415 18 September 2013 Pavilion 4 Westpoint Business Park, Prospect Road, Westhill, Scotland, AB32 6FE Operating Company Scotland 23 Paragon Offshore Management S. de R.L. de C.V. Mexico Federal Taxpayer registry NM080723PNA 6 February 2009 Petrarca 223 Despacho-503, Polanco Distrito Federal 11560, Mexico City Management Mexico 24 Paragon Offshore (Nederland) B.V. CCI Number 24159026 2 June 1948 Parallelweg 96, 1948NM Beverwijk, The Netherlands Operating Company The Netherlands 25 Paragon Offshore Holdings US Inc. Registration No. Unknown 22 May 2014 3151 Briarpark Drive, Suite 700, Houston, Texas 77042, USA Holding Delaware 26 Paragon Offshore (GOM) Inc. Registration No. Unknown 20 January 1993 3151 Briarpark Drive, Suite 700, Houston, Texas 77042, USA Holding Delaware 27 Borr Drilling (US) Inc. Registration No. Unknown 4 December 2018 3151 Briarpark Drive, Suite 700, Houston, Texas 77042, USA General Delaware

2 28 Paragon Offshore Leasing (Switzerland) GmbH Registration No. CHE-114.563.221 Lindednstrasse 14, 6340 Baar, Switzerland Rigowner Switzerland 29 Paragon Offshore Holdings Limited Registration No. MC323850 16 June 2017 89 Nexus Way, Camana Bay, Grand Cayman KY1-9009, Cayman Islands Holding Cayman Islands 30 Paragon Offshore International Limited Registration No. MC-34559 18 May 1990 89 Nexus Way, Camana Bay, Grand Cayman KY1-9009, Cayman Islands Operating Cayman Islands 31 Paragon Offshore Cameroon SARL Registration No. Unknown 13 October 2016 2nd Floor SCI 2000 Building, Rue NJO, NJO Bonapriso Po. Box. 4155, Douala, Cameroon Operating Company Cameroon 32 Prospector Offshore Drilling (Singapore) Pte. Ltd. Registration No. 201227362D 8 November 2012 79 Anson Road #23-06 Singapore 079906 Operating Company Singapore 33 Borr Serviços Offshore Limitada NIRE No. 33.2.1062834-8 27 September 2018 Rua Teixeira de Freitas, No. 31, Suite 701, 20021-350, Rio de Janeiro, Brazil Operating Company Brazil 34 Borr Drilling Malaysia Sdn. Bhd. Registration No. 1321528-P 10 April 2019 Level 22, Axiata Tower No. 9, Jalan Stesen Sentral 5, Kuala Lumpur Sentral 50470, Kuala Lumpur W.P. Kuala Lumpur, Malaysia Operating Company Malaysia 35 Borr Global Limited Registration No. MC-322291 2 May 2017 89 Nexus Way, Camana Bay, Grand Cayman KY1-9009, Cayman Islands Operating Cayman Islands 36 Borr Offshore Operations Limited Registration No. MC-322275 2 May 2017 89 Nexus Way, Camana Bay, Grand Cayman KY1-9009, Cayman Islands Operating Cayman Islands 37 Borr Mexico Ventures Limited Registration No. 625126 21 March 2019 Pavilion 4 Westpoint Business Park, Prospect Road, Westhill, Scotland, AB32 6FE Holding Company Scotland 38 Borr Grid (UK) Limited Registration No.625273 22 March 2019 Pavilion 4 Westpoint Business Park, Prospect Road, Westhill, Scotland, AB32 6FE Rigowner-Grid Scotland 39 Borr Gersemi (UK) Limited Registration No. 625315 22 March 2019 Pavilion 4 Westpoint Business Park, Prospect Road, Westhill, Scotland, AB32 6FE Rigowner-Gersemi Scotland 40 Borr Odin (UK) Limited Registration No. 617410 7 January 2019 Pavilion 4 Westpoint Business Park, Prospect Road, Westhill, Scotland, AB32 6FE Rigowner-Odin Scotland 41 Borr Galar (UK) Limited Registration No. 12162524 19 August 2019 20 North Audley Street, London W1K 6LX Rigowner-Galar England and Wales 42 Borr Njord (UK) Limited Registration No. 12299476 5 November 2019 20 North Audley Street, London W1K 6LX Rigowner-Njord England and Wales 43 Operadora Productora y Exploradora Mexicana, S.A. de C.V. (49% owned by Borr) Federal Taxpayer registry No. OPE1508199S0 26 March 2019 Paseo de la Reforma No. 2654, Col. Lomas Altas, Miguel Hidalgo Ciudad de México, C.P. 11950 IWS Operator Mexico 44 Perforaciones Estrategicas e Integrales Mexicana S.A. de C.V. (49% owned by Borr) Federal Taxpayer registry No. PEI190327LE9 26 March 2019 Paseo de la Reforma No. 2654, Col. Lomas Altas, Miguel Hidalgo Ciudad de México, C.P. 11950 Drilling Operator Mexico 45 Perforadora Profesional Akal I, S.A. de C.V. (49% owned by Borr) Federal Taxpayer registry No. PPA1908207G4 20 August 2019 Paseo de la Reforma No. 2654, Col. Lomas Altas, Miguel Hidalgo Ciudad de México, C.P. 11950 IWS Operator Mexico 46 Perforaciones Estrategicas e Integrales Mexicana II S.A. de C.V. Federal Taxpayer registry No. PEI190924CD3 24 September 2019 Paseo de la Reforma No. 2654, Col. Lomas Altas, Miguel Hidalgo Ciudad de México, C.P. 11950 Drilling Operator Mexico 47 Borr (UK) Holdings Limited Registration No. 617356 7 January 2019 Pavilion 4 Westpoint Business Park, Prospect Road, Westhill, Scotland, AB32 6FE Holding Scotland 48 Borr Drilling Mexico S. de R.L. de C.V. Federal Taxpayer registry BDM1812041D9 20 December 2018 Av. Javier Barros 540, Torre 1, Piso5, 01210 Lomas de Santa Fe, Ciudad de Mexico, Mexico Management Mexico 49 Borr Drilling Contracting S. de R.L. de C.V. Federal Taxpayer registry BDC181220SR1 20 December 2018 Av. Javier Barros 540, Torre 1, Piso 5, 01210 Lomas de Santa Fe, Ciudad de Mexico, Mexico Operating Company Mexico 50 Borr Management Mexico S. de R.L. de C.V. Federal Taxpayer registry BMM181220MA2 20 December 2018 Av. Javier Barros 540, Torre 1, Piso 5, 01210 Lomas de Santa Fe, Ciudad de Mexico, Mexico Services Mexico 51 Borr Offshore Services Mexico S. de R.L. de C.V. Mexico Federal Taxpayer registry BOS181220LZ4 20 December 2018 Av. Javier Barros 540, Torre 1, Piso 5, 01210 Lomas de Santa Fe, Ciudad de Mexico, Mexico Crewing Mexico 52 Borr Midgard Holding Limited Registration No. 54739 14 June 2019 S.E. Pearman Building, 2nd Fl, 9 Par-la-Ville Road, Hamilton HM11, Bermuda Holding Company Bermuda 53 Borr Midgard Assets Limited Registration No. 54738 14 June 2019 S.E. Pearman Building, 2nd Fl, Holding Company Bermuda

3 9 Par-la-Ville Road, Hamilton HM11, Bermuda 54 Borr Saga Inc. Registration No.89738 23 March 2017 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Rigowner-Saga Marshall Islands 55 Borr Skald Inc. Registration No.89739 23 March 2017 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Rigowner-Skald Marshall Islands 56 Borr Jack-Up XXXII Inc. Registration No.100435 18 March 2019 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Rigowner-Thor Marshall Islands 57 Borr Ran Inc. Registration No.85685 19 August 2016 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Rigowner-Ran Marshall Islands 58 Borr Jack-Up I Inc. Registration No.89738 19 August 2016 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Rigowner-Frigg Marshall Islands 59 Borr Tivar Inc. Registration No.89740 23 March 2017 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Rigowner-Tivar Marshall Islands 60 Borr Vale Inc. Registration No.89741 23 March 2017 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Rigowner-Vale Marshall Islands 61 Borr Var Inc. Registration No.89742 23 March 2017 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Rigowner-Var Marshall Islands 62 Constellation II Limited Registration No. CR-271201 21 August 2012 89 Nexus Way, Camana Bay, Grand Cayman KY1-9009, Cayman Islands Rigowner Cayman Islands 63 Borr Baug Limited Registration No. 67190 (B) 16 October 1997 c/o S.E. Pearman Building, 2nd Fl, 9 Par-la-Ville Road, Hamilton HM11, Bermuda Rigowner (Idle) The Bahamas 64 Borr Idun Limited Registration No. CR-274802 17 January 2013 89 Nexus Way, Camana Bay, Grand Cayman KY1-9009, Cayman Islands Rigowner-Idun Cayman Islands 65 Borr Mist Limited Registration No. CR-274800 17 January 2013 89 Nexus Way, Camana Bay, Grand Cayman KY1-9009, Cayman Islands Rigowner-Mist Cayman Islands 66 Borr Atla Limited Registration No. CR-322241 1 May 2017 89 Nexus Way, Camana Bay, Grand Cayman KY1-9009, Cayman Islands Rigowner Cayman Islands 67 Borr Brage Limited Registration No. CR-231341 24 September 2009 89 Nexus Way, Camana Bay, Grand Cayman KY1-9009, Cayman Islands Rigowner (idle) Cayman Islands 68 Borr Odin Limited Registration No. CR-274798 17 January 2013 89 Nexus Way, Camana Bay, Grand Cayman KY1-9009, Cayman Islands Rigowner (idle) Cayman Islands 69 Borr Jack-Up XVI Inc. Registration No.92351 23 March 2017 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Rigowner-Eir Marshall Islands 70 Borr Jack-Up XIV Inc. Registration No. 5827 4 January 2007 Ritter House, Wickhams Cay II, Road Town, Tortola, British Virgin Islands VG 1110 Rigowner-Norve British Virgin Islands 71 Borr Galar Inc. Registration No. 92798 19 September 2017 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Rigowner (idle) Marshall Islands 72 Borr Gerd Inc. Registration No. 92795 19 September 2017 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Rigowner-Gerd Marshall Islands 73 Borr Gersemi Inc. Registration No. 92793 19 September 2017 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Rigowner (idle) Marshall Islands 74 Borr Grid Inc. Registration No. 92799 19 September 2017 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Rigowner (idle) Marshall Islands 75 Borr Gunnlod Inc. Registration No. 92797 19 September 2017 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Rigowner-Gunnlod Marshall Islands 76 Borr Groa Inc. Registration No. 92796 19 September 2017 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Rigowner-Groa Marshall Islands 77 Borr Gyme Inc. Registration No. 92794 19 September 2017 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Rigowner-Gyme Marshall Islands 78 Borr Natt Inc. Registration No. 92790 19 September 2017 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Rigowner-Natt Marshall Islands 79 Borr Njord Inc. Registration No. 92791 19 September 2017 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Rigowner (idle) Marshall Islands 80 Borr Hild Inc. Registration No. 92787 19 September 2017 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Rigowner-Hild Marshall Islands 81 Borr Heimdal Inc. Registration No. 92789 19 September 2017 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Rigowner-Heimdal Marshall Islands

4 82 Borr Hermod Inc. Registration No. 92788 19 September 2017 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Rigowner-Hermod Marshall Islands 83 Borr Huldra Inc. Registration No. 92785 19 September 2017 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Rigowner-Huldra Marshall Islands 84 Borr Heidrun Inc. Registration No. 92786 19 September 2017 Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Marshall Islands MH96960 Rigowner-Heidrun Marshall Islands