John Coustas

Chief Executive Officer at DANAOS CORPORATION

Net worth: 1 194 M $ as of 31/05/2026

69 year

43 connections

Consumer Services

Transportation

Finance

Profile

Dr. John Coustas is a Chairman, President & Chief Executive Officer at Danaos Corp.
and a Chairman at The Hellenic Marine Environment Protection Association.
He is on the Board of Directors at The Swedish Club, Cyprus Union of Shipowners, Danaos Management Consultants Ltd. and The Union of Greek Shipowners.
He received his undergraduate degree from National Technical University of Athens, a graduate degree from Imperial College London and a doctorate degree from Imperial College London.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
DANAOS CORPORATION 52.4%	18/03/2026	9,538,502 ( 52.4% )	1 194 M $	31/05/2026

John Coustas active positions

Companies	Position	Start
DANAOS CORPORATION	Chief Executive Officer	01/01/1987
The Swedish Club The Swedish Club Property/Casualty InsuranceFinance Provides marine mutual insurance services	Director/Board Member	01/01/1995
The Union of Greek Shipowners The Union of Greek Shipowners The Union of Greek Shipowners (UGS), established in 1916, represents Greek-owned commercial vessels over 3,000 gross tons under Greek and other flags. The private company is based in Piraeus, Greece. UGS advocates for a competitive and sustainable shipping industry, emphasizing maritime safety, environmental protection, and active engagement in international policy through permanent representation in organizations such as IMO, ILO, and ICS. The union promotes innovation and environmental responsibility, supporting the adoption of greener ships and alternative fuels to reduce shipping-related greenhouse gas emissions. UGS is committed to social responsibility and education through its Greek nonprofit social contribution company Syn-Enosis, which invests in health, education, social welfare, and crisis relief efforts. The union offers postgraduate scholarships for studies in Greece and abroad, collaborates with maritime stakeholders, participates in major maritime events, and supports platforms to strengthen the Greek maritime cluster.	Director/Board Member	04/10/2011
Cyprus Union of Shipowners Cyprus Union of Shipowners Miscellaneous Commercial ServicesCommercial Services Operates as a shipping union	Director/Board Member	04/10/2011
Danaos Management Consultants Ltd. Danaos Management Consultants Ltd. Packaged SoftwareTechnology Services Develops asset management software	Director/Board Member	04/10/2011
The Hellenic Marine Environment Protection Association	Chairman	04/10/2011

All active positions of John Coustas

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Linked companies

Private companies	8
Danaos Corp. Danaos Corp. Marine ShippingTransportation Provides seaborne transportation services to the containership sector	Transportation
Imperial College London Imperial College London Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
National Technical University of Athens National Technical University of Athens Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
The Swedish Club The Swedish Club Property/Casualty InsuranceFinance Provides marine mutual insurance services	Finance
The Union of Greek Shipowners The Union of Greek Shipowners The Union of Greek Shipowners (UGS), established in 1916, represents Greek-owned commercial vessels over 3,000 gross tons under Greek and other flags. The private company is based in Piraeus, Greece. UGS advocates for a competitive and sustainable shipping industry, emphasizing maritime safety, environmental protection, and active engagement in international policy through permanent representation in organizations such as IMO, ILO, and ICS. The union promotes innovation and environmental responsibility, supporting the adoption of greener ships and alternative fuels to reduce shipping-related greenhouse gas emissions. UGS is committed to social responsibility and education through its Greek nonprofit social contribution company Syn-Enosis, which invests in health, education, social welfare, and crisis relief efforts. The union offers postgraduate scholarships for studies in Greece and abroad, collaborates with maritime stakeholders, participates in major maritime events, and supports platforms to strengthen the Greek maritime cluster.
The Hellenic Marine Environment Protection Association
Cyprus Union of Shipowners Cyprus Union of Shipowners Miscellaneous Commercial ServicesCommercial Services Operates as a shipping union	Commercial Services
Danaos Management Consultants Ltd. Danaos Management Consultants Ltd. Packaged SoftwareTechnology Services Develops asset management software	Technology Services