EX-21.1 2 exh21-1.htm LIST OF SUBSIDIARIES

EXHIBIT 21.1
Subsidiaries of Helix Energy Solutions Group, Inc.
As of December 31, 2014

Name of Subsidiary |  | Jurisdiction of Formation
Cal Dive I-Title XI, Inc. |  | Texas
Canyon Offshore, Inc. |  | Texas
Canyon Offshore International Corp. |  | Texas
Canyon Offshore Limited |  | Scotland
Deepwater Gateway, L.L.C. (50%) |  | Delaware
Energy Resource Technology (U.K.) Limited |  | Scotland
ERT Camelot Limited |  | Scotland
Helix do Brasil Serviços de Petróleo Ltda |  | Brazil
Helix Energy Services (Cyprus) Limited |  | Cyprus
Helix Energy Services PTE. Limited |  | Singapore
Helix Energy Services Pty Ltd |  | Australia
Helix Energy Solutions B.V. |  | The Netherlands
Helix Energy Solutions (U.K.) Limited |  | Scotland
Helix HR Services Limited |  | Scotland
Helix Ingleside LLC |  | Delaware
Helix Offshore Crewing Services PTE. Ltd. |  | Singapore
Helix Offshore International Holdings S.à r.l. |  | Grand Duchy of Luxembourg
Helix Offshore International, Inc. |  | Texas
Helix Offshore International S.à r.l. |  | Grand Duchy of Luxembourg
Helix Offshore Ltd. |  | Cayman Islands
Helix Offshore Services S.à r.l. |  | Grand Duchy of Luxembourg
Helix Property Corp. |  | Texas
Helix Q5000 Holdings S.à r.l. |  | Grand Duchy of Luxembourg
Helix Q7000 Vessel Holdings S.à r.l. |  | Grand Duchy of Luxembourg
Helix RDS Sdn. Bhd. |  | Malaysia
Helix Subsea Construction, Inc. |  | Delaware
Helix Vessel Finance S.à r.l. |  | Grand Duchy of Luxembourg
Helix Well Ops Inc. |  | Texas
Helix Well Ops Offshore Services Limited |  | Scotland
Helix Well Ops S.à r.l. |  | Grand Duchy of Luxembourg
Helix Well Ops SEA Pty Ltd |  | Australia
Helix Well Ops (U.K.) Limited |  | Scotland
Independence Hub, LLC (20%) |  | Delaware
Kommandor LLC |  | Delaware
Offshore Well Services, S. de R.L. de C.V. |  | Mexico
Well Ops SEA Pty Ltd |  | Australia