Posidonia Events

What Posidonia Events does

Posidonia Exhibitions SA is a privately held Greek trade fair organizer headquartered in Piraeus, founded in 1969 to operate the Posidonia international shipping exhibition, held biennially at the Athens Metropolitan Expo. Its core product, Posidonia, is recognized as one of the world's most prestigious maritime trade shows, attracting 35,000+ visitors and 2,000+ exhibiting companies from 130+ countries in its 2026 edition, organized under the formal auspices of the Greek Ministry of Maritime Affairs, the Union of Greek Shipowners, and other Greek maritime institutions. The company has expanded its portfolio to include the Posidonia Sea Tourism Forum (launched 2011) for the cruise and yachting vertical, the Posidonia Masterclass in Shipping (launched 2023) online education platform, Posidonia Games (sailing, golf, soccer, running, basketball, cycling), an extensive co-located conference and seminar program, and media products including Posidonia Today daily newspaper, Posidonia TV, the Seatrade Maritime News Podcast, and a mobile application.

Underlying technology is conventional event-management tooling: an exhibitor portal, online registration, the Posidonia mobile application, a Covve lead-capture integration for exhibitors, and a pilot-phase AI chatbot for general inquiry handling. The business model is B2B and diversified across one-time/per-event exhibition booth rentals (shell scheme stands, hanging banners), tiered sponsorship packages, advertising placements, conference organization fees (often co-run with third-party organizers such as Cannon Events, RightShip, Capital Link, and BIMCO), subscription revenue from the Masterclass platform, and participation fees for the Posidonia Games sporting events. Pricing is quote-based and undisclosed publicly. Go-to-market is event-driven, anchored by the biennial flagship show, supplemented by year-round digital engagement (newsletters, podcast, masterclass) and a global sales representation network covering the UK (Informa Markets/Seatrade), China/HK/Taiwan (Informa Markets Asia), USA/Canada (The Maritime Executive), and direct sales for Greece, Balkans, Cyprus, Russia, Sweden, Türkiye, Ukraine, and Latin America.

Customer concentration is low, spanning Greek and international shipowners, shipbuilders (Skaramangas, Hudong-Zhonghua, Hyundai Heavy Industries), classification societies (ABS, Lloyd's Register), maritime technology and service providers, national pavilions from 23+ countries, cruise and yachting associations (CLIA Europe, MedCruise), and government/regulatory bodies. The company is led by Managing Director Theodore Vokos, with Maria Photou as Marketing & Events Manager, and an Honorary Chairman in Themistocles Th. Vokos, overseen by a Coordinating Committee chaired by John C. Lyras and including senior Greek shipping figures such as Melina Travlos, President of the Union of Greek Shipowners.

Name

Posidonia Events

Legal name

Posidonia Exhibitions SA

Website

https://posidonia-events.com

Company type

Private

Founded year

1969

Operating status

Operating

Headcount range

1–10 employees

Short description

Posidonia Exhibitions SA, founded in 1969 in Piraeus, Greece, organizes the biennial Posidonia international shipping exhibition and complementary events (Sea Tourism Forum, Masterclass, Games), serving global shipowners, shipbuilders, maritime technology providers, and regulators under the auspices of Greek maritime institutions.

Ownership category

akta.pro rank

Product category

Trade Show and Exhibition Organization

NAICS

Convention and Trade Show Organizers (56192)

akta.pro primary industry

Transportation, Logistics & Mobility Shows Organizers (THAHABAL)

akta.pro secondary industry

Exhibition & Trade Show Management (Conference-Adjacent) (THAHACAF)

Keywords

• International shipping exhibition
• Maritime trade fair
• Trade show organization
• Shipowner networking events
• Sea tourism conference

Headquarters

HQ city

Piraeus

HQ country

Greece

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Operations, Personnel, Marketing or Sales, Infrastructure, Technology or R&D, Supply Chain

Revenue model

1. Exhibition Space Sales: Revenue from selling exhibition booth space to shipping companies, maritime technology providers, shipbuilders, classification societies, and maritime service companies. Prices vary by stand type including Shell Scheme Stands and Hanging Banners options.
2. Sponsorship Packages: Tiered sponsorship opportunities including event sponsorships, conference naming rights, seminar room naming, and advertising placements throughout the venue
3. Conference and Seminar Organization: Organizing and hosting multiple conferences and seminars during the exhibition week with various third-party event organizers (Cannon Events, RightShip, Capital Link, etc.)
4. Posidonia Games: Revenue from sporting events including Posidonia Cup (sailing), Golf Tournament, Running Event, Shipsoccer Tournament, Basketball Tournament, and Posidonia Tour (cycling)
5. Advertising Opportunities: Various advertising placements including Posidonia Today daily newspaper, Seatrade Maritime News Podcast interviews, and digital marketing channels
6. Posidonia Masterclass in Shipping: Online education platform launched in 2023 delivering pre-recorded maritime industry lectures

Pricing tiers

Go-to-market motion1 record

Distribution channels7 records

Marketing channels10 records

Core offering

Posidonia Events organizes the biennial Posidonia international shipping exhibition, held since 1969 at Athens Metropolitan Expo, connecting shipowners, maritime technology providers, shipbuilders, classification societies, and service companies with the Greek shipping community that controls the world's largest merchant fleet. The company sells exhibition booth space, tiered sponsorship packages, and conference/seminar registrations, and complements the main exhibition with the Posidonia Sea Tourism Forum, Posidonia Masterclass in Shipping online education platform, Posidonia Games sporting events series, and an extensive program of industry conferences and seminars co-organized with partners such as Cannon Events, RightShip, Capital Link, BIMCO, and HELMEPA.

Product overview

Posidonia Exhibitions SA operates as a trade fair organizer specializing in international shipping and sea tourism industries. The company's portfolio consists of three core offerings: (1) Posidonia, the biennial international shipping exhibition established in 1969 at Athens Metropolitan Expo, which serves as a platform connecting the international shipping industry with Greek shipowners operating the world's largest merchant fleet; (2) Posidonia Sea Tourism Forum, launched in 2011, focusing on cruising and yachting industry stakeholders in the Mediterranean; and (3) Posidonia Masterclass in Shipping, an online education platform launched in 2023 delivering maritime industry lectures. Supporting products include Posidonia Games (sporting events), Posidonia TV (media), Seatrade Maritime News Podcast, Posidonia Mobile Application, Covve Lead Capture service, and an extensive Conferences and Seminars program. The company also offers an AI-powered chatbot for visitor inquiries. The architecture is organized as a unified platform with multiple complementary sub-products and services.

Differentiator

Problem solved

Functional benefit

Brands

• Posidonia Sea Tourism Forum: An international conference and exhibition about sea tourism, launched in 2011. It has established itself as a leading business platform for global cruising and yachting industry decision-makers.
• Posidonia Masterclass in Shipping
• Posidonia Games

Products and services

• Posidonia (International Shipping Exhibition) The biennial international shipping exhibition held at Athens Metropolitan Expo, connecting shipowners, maritime technology providers, shipbuilders, classification societies, and service companies. Established in 1969, it is recognized as one of the world's most prestigious shipping trade shows, offering exhibition booth space (Shell Scheme Stands, custom stands, Hanging Banners), sponsorship packages, and serving as the primary venue for industry deal-making, MoU announcements, and technology showcases.
• Posidonia Sea Tourism Forum International conference and exhibition about sea tourism focused on cruising and yachting industry decision-makers, governments, tourism bodies, regulators, and ports from the Mediterranean region. Active support from CLIA Europe and MedCruise. Examines cruise and yachting industry developments in the Eastern Mediterranean.
• Posidonia Masterclass in Shipping Online education platform delivering pre-recorded maritime industry lectures, providing a comprehensive overview of the shipping industry. Available as a digital subscription-based learning resource for maritime professionals and those seeking to understand the global shipping sector.
• Posidonia Games Series of networking sporting events held during Posidonia week including Posidonia Cup sailing race (50+ yachts in 4 categories), Posidonia Golf Tournament, Posidonia Running Event (2,000+ runners in Piraeus), Posidonia Shipsoccer Tournament (250+ shipping executives), 3x3 Basketball Tournament, and Posidonia Tour cycling event. Combines networking with sporting competition for maritime industry professionals.
• Conferences and Seminars Program

Quantifiable outcome

• 35,000+ visitors, €100+ million economic activity (Posidonia 2026)
• +2 more outcomes

Named customers10 records

Segments6 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability2 records

Feature3 records

Partnerships

21 partnerships are on record, tiered minor, core, major and flagship.

• Cannon EventsminorImplementation/ SI/ Consulting Partner · 1 June 2026Organizer of Marine Insurance Greece conference held during Posidonia 2026 at Eugenides Foundation, Athens.
• RightShipminorImplementation/ SI/ Consulting Partner · 1 June 2026Organizer of 'Turning Data Into Trust: Reimagining Maritime Risk & Safety' conference and exclusive RISQ conference with SQLearn at Posidonia 2026.
• Capital LinkminorImplementation/ SI/ Consulting Partner · 1 June 2026Organizer of the 10th Capital Link Maritime Leaders Summit - Greece held during Posidonia 2026 at Athenaeum Intercontinental Athens.
• BIMCOminorImplementation/ SI/ Consulting Partner · 1 June 2026Organizer of 'Crewing the Future: Supply, Sustainability & Seafarers' Rights' seminar during Posidonia 2026.
• HELMEPAminorImplementation/ SI/ Consulting Partner · 1 June 2026Organizer of 'Ocean Intelligence in MetaShipping' conference with National Geographic Explorer keynote speaker at Posidonia 2026.
• Seatrade Maritime NewscoreGTM or Marketing Partner · 1 June 2026Seatrade Maritime News powers the Posidonia podcast programme, providing 20-minute edited podcast interviews with 3,000 monthly listeners, reaching 32,500+ Posidonia attendees and 14,000+ newsletter subscribers. Available on Spotify, Apple Podcasts and YouTube Podcasts.
• Hyundai Heavy IndustriesmajorStrategic or Co-development Partner · 1 June 2026MoU signed at Posidonia 2026 between Skaramangas Shipyards and Hyundai Heavy Industries aimed at strengthening Greece's shipbuilding capabilities and exploring opportunities in naval and commercial vessel construction.
• Hudong-Zhonghua ShipbuildingmajorStrategic or Co-development Partner · 1 June 2026Greek shipowner Dynacom advanced a major VLCC newbuilding programme at Hudong-Zhonghua Shipbuilding, one of the year's most significant shipbuilding transactions announced at Posidonia 2026.
• Port of Antwerp-BrugesminorStrategic or Co-development Partner · 1 June 2026ONEX Shipyards announced strategic cooperation agreement with Port of Antwerp-Bruges to strengthen connectivity between Greece and Northern Europe through development of a new 'Blue Corridor'.
• ABS and HD Hyundai Heavy IndustriesminorStrategic or Co-development Partner · 1 June 2026Joint development agreement to design a U.S.-flagged 50,000 DWT oil and chemical tanker compliant with ABS Rules and U.S. Coast Guard requirements.
• StormGeo and OceanScoreminorStrategic or Co-development Partner · 1 June 2026Collaboration unveiled at Posidonia 2026 designed to help shipowners navigate increasingly complex emissions regulations.
• Lloyd's Register Advisory and Samsung Heavy IndustriesminorStrategic or Co-development Partner · 1 June 2026Agreement to advance commercialization of floating data centre solutions, following joint exploration with Capital Clean Energy Carriers announced at Posidonia 2026.
• CLIA Europe and MedCruisecoreStrategic or Co-development Partner · 1 January 2011Active support from CLIA Europe (Cruise Lines International Association) and MedCruise for the Posidonia Sea Tourism Forum, examining cruise and yachting industry developments in the Eastern Mediterranean.
• Informa Markets/SeatradecoreChannel Partner/ Reseller/ Distributor · 1 January 1969International selling agents for Posidonia exhibition sales worldwide, covering the United Kingdom and all international territories except China, USA, Canada, and specific regions handled directly. Posidonia Exhibitions SA has long-standing agreements with Informa Markets/Seatrade for global exhibition promotion and sales.
• Informa Markets AsiacoreChannel Partner/ Reseller/ Distributor · 1 January 1969Regional selling agent for China, including Hong Kong and Taiwan. Represents Posidonia in one of the world's largest shipping markets.
• The Maritime ExecutivecoreChannel Partner/ Reseller/ Distributor · 1 January 1969Regional selling agent for United States of America and Canada, providing access to the North American maritime market.
• Ministry of Maritime Affairs & Insular PolicyflagshipStrategic or Co-development Partner · 1 January 1969Posidonia is organized under the auspices of the Greek Ministry of Maritime Affairs & Insular Policy, providing official government endorsement and support.
• Union of Greek ShipownersflagshipStrategic or Co-development Partner · 1 January 1969The Union of Greek Shipowners serves as a key organizing partner, with Greek owners operating the world's largest merchant fleet of over 5,000 vessels. The Union's President Melina Travlos welcomes exhibitors and visitors on behalf of Greek shipping.
• Hellenic Chamber of ShippingcoreStrategic or Co-development Partner · 1 January 1969Organized under the auspices of the Hellenic Chamber of Shipping, representing Greek shipping's institutional voice.
• Municipality of PiraeuscoreStrategic or Co-development Partner · 1 January 1969With the support of the Municipality of Piraeus, host city for the exhibition and Greece's major port.
• Greek Shipping Co-operation CommitteecoreStrategic or Co-development Partner · 1 January 1969With the support of the Greek Shipping Co-operation Committee, strengthening ties with the international shipping community.

Scale indicators13 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Marintec China: Marintec China is one of the largest maritime trade fairs in Asia, held biennially in Shanghai. It competes with Posidonia for Asian shipbuilder, shipowner, and marine technology exhibitor participation, serving the world's largest shipbuilding nation.
• IMDEX Asia: IMDEX Asia is a biennial international maritime defence exhibition held in Singapore, focused on naval and commercial maritime security. While more defence-oriented, it shares Posidonia's biennial model and overlaps in shipbuilder and maritime technology exhibitor segments.
• KORMARINE: KORMARINE is a biennial international maritime exhibition held in Busan, South Korea, covering shipbuilding, marine equipment, and offshore technology. It targets the same global maritime buyer base as Posidonia and is a regional alternative for Korean shipbuilders.
• APM (Asia Pacific Maritime): Asia Pacific Maritime is a biennial maritime exhibition held in Singapore, focused on shipbuilding, marine engineering, and offshore support. It competes with Posidonia for Southeast Asian and international maritime exhibitor participation.
• Nor-Shipping: Nor-Shipping is a biennial maritime industry event held in Oslo, Norway, focused on shipping and ocean industries. It mirrors Posidonia's biennial format and serves overlapping shipowner and maritime technology audiences, positioning itself as a Northern European counterpart.
• Seatrade Cruise Global: Seatrade Cruise Global is the leading annual international cruise industry conference and exhibition. It is comparable to Posidonia's Sea Tourism Forum sub-brand and overlaps in cruise line, port, and yachting exhibitor audiences served by Posidonia.
• Europort Rotterdam: Europort is a biennial maritime industry exhibition held in Rotterdam, the Netherlands, focused on specialized shipping, offshore, and port technology. It targets a similar maritime professional audience as Posidonia with a strong European port-city identity.
• SMM Hamburg: SMM is the leading biennial international trade fair for shipbuilding, machinery, and marine technology held in Hamburg, Germany. It directly competes with Posidonia for the same shipowner, shipbuilder, and maritime technology exhibitor base, with a similar biennial cadence and global audience.

Broad incumbents

• Informa Markets: Informa Markets is a global B2B events and exhibition organizer with a portfolio spanning dozens of industries. It is both a channel partner and a strategic comparator to Posidonia, operating large-scale maritime and trade shows at much greater scale and geographic breadth.
• Offshore Technology Conference (OTC): OTC is the world's largest offshore energy industry event held annually in Houston, Texas. While focused on offshore oil and gas rather than merchant shipping, it overlaps with Posidonia in offshore vessel, marine technology, and classification society audiences.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks4 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/posidonia-events

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Posidonia Events