Subsidiary

State or Country
of Organization

Percentage
Ownership

DeepGreen Engineering Pte. Ltd.

Singapore

100%

DeepGreen Metals ULC

Canada

100%

The Metals Company USA, LLC

United States

100%

DeepGreen TOML Holding 1 Ltd.

British Virgin Islands

100%

DeepGreen TOML Holding 2 Ltd.

British Virgin Islands

100%

DeepGreen TOML Singapore Ltd.

Singapore

100%

Koloa Moana Resources Ltd.

Canada

100%

Nauru Ocean Resources Inc.

Republic of Nauru

100%

Offshore Minerals Pty. Ltd.

Australia

100%

The Metals Company Australia Pty Ltd

Australia

100%

TMC The Metals Company UK Limited

United Kingdom

100%

Tonga Offshore Mining Limited

Kingdom of Tonga

100%

Seafloor Mineral Ventures

Indonesia

100%