MARNAVI S.p.A.

What MARNAVI S.p.A. does

MARNAVI S.p.A. is a privately held, family-owned Italian shipping company headquartered in Naples, founded in 1910 by Domenico Ievoli and now led by the founder's grandson of the same name, supported by Vice Presidents Attilio Ievoli and Gennaro Ievoli. The company operates a diversified fleet of 38 recently built vessels across four business segments: a petrochemical tanker fleet of 12 units with 5,400 to 20,000 DWT capacity serving IMO I and IMO II chemical trades; an offshore segment of 13 vessels including MPSV, AHTS, AHT and shuttle tanker units with Dynamic Position 2 capability; an edible-products fleet of around 7 units moving foodstuffs, oil, water and wine to Italian islands; and an anti-pollution fleet of 7 units equipped for hydrocarbon recovery and environmental emergency response. The group runs wholly owned ship-management subsidiaries in India (Marnavi Shipping Management Pvt. Ltd.) and the Netherlands (Marnavi Holland B.V.), and controls a 52.60% stake in Next Geosolutions, a marine geoscience company listed on Euronext Growth Milan that has been signed over to Fincantieri in a 2026 transaction valued at around €600 million.

The company's commercial activity is anchored in direct B2B relationships with leading petrochemical and oil-industry customers — 150 clients across 90 countries — combined with on-the-spot chartering managed through the Milan chartering office. Revenue is generated through transaction-fee maritime transport and chartering services, with pricing negotiated contract-by-contract given cargo- and route-specific requirements. Beyond core shipping, MARNAVI has developed and patented a marine mobile desalination plant that produces drinking water by extracting and treating seawater offshore, dispersing brine gradually during navigation to avoid coastal environmental impact; this technology has received CNR and Italian Ministry of Economic Development recognition (2017), Horizon 2020 EU research funding approval, ongoing research collaboration with the Italian National Institute of Health, and renewed Ministry of Environment endorsement in 2025. The group holds the ISM Code certification alongside ISO 9001, ISO 14001, ISO 45001 and ISO 50001, with vessels classed by RINA.

Revenue mechanics rest on long-term transport contracts for liquid chemical and food cargoes, chartering of offshore support vessels, spot chartering managed in-house, and an emerging service line in mobile desalination for island communities and government authorities. The 2026 program includes scheduled renewal adding twelve new vessels of 13,000–19,000 DWT, financed in part through €112 million of structured debt arranged with Intesa Sanpaolo and Cassa Depositi e Prestiti for the Next Geosolutions vehicle.

Name

MARNAVI S.p.A.

Legal name

Marnavi S.p.A.

Website

https://marnavi.it

Company type

Private

Founded year

1910

Operating status

Operating

Short description

MARNAVI S.p.A. is a family-owned Italian shipping company operating a fleet of 38 chemical, offshore, food-cargo and anti-pollution vessels for leading petrochemical, oil and food customers across 90 countries.

Ownership category

akta.pro rank

Product category

Maritime Shipping Services

NAICS

Support Activities for Water Transportation (4883), Ship Building and Repairing (336611)

SIC

Water Transportation (4400)

akta.pro primary industry

Offshore Support & Marine Logistics Vessel Operators (PSV/AHTS) (TLADABAL)

akta.pro secondary industries

Fresh Water Supply & Potable Water Delivery Coordination (TLAHAJAD), Piping, HVAC & Auxiliary Systems Repair (TLAKAKAH), Retrofits, Upgrades & Compliance Conversions (Scrubbers, BWTS, Alternative Fuels, Energy-Saving Devices) (TLAHAMAI)

Keywords

• Maritime shipping services
• Chemical product transport
• Offshore support vessels
• Marine mobile desalination
• Anti-pollution services

Headquarters

HQ city

Napoli

HQ country

Italy

HQ region

Europe

Offices5 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Maritime Transport Services: Core shipping business operating a fleet of 38 vessels for transport of chemical products and foodstuffs worldwide. The company directly manages transport contracts with leading petro-chemical companies and conducts on-the-spot chartering activities.
2. Vessel Chartering: Direct management of chartering operations including technical office oversight. The company personally manages its own crews, controls all safety requirements, and arranges chartering through its own commercial operations.
3. Mobile Desalination Services: Provision of mobile desalination services to island communities and government authorities for emergency water supply, seasonal demand peaks, and sustainable water security solutions.

Go-to-market motion1 record

Distribution channels4 records

Marketing channels6 records

Core offering

MARNAVI S.p.A. is an Italian shipping company operating a fleet of 38 recently-built vessels divided across four business segments: petrochemical transport (12 vessels), offshore support services (13 vessels including MPSV, AHTS, AHT, shuttle tanker and cargo barges), edible/food product transport (7 vessels), and anti-pollution response (7 vessels). The company directly manages chartering, crews, safety, and technical operations for transport contracts with leading petrochemical companies and oil industry clients worldwide. It has also developed proprietary Marine Mobile Desalination technology for producing drinking water for water-stressed small islands.

Product overview

MARNAVI S.p.A. is an international shipping company founded in 1910, operating a diversified fleet of 38 vessels across four main business segments: Petrochemical transport (12 vessels, 5,400-20,000 DWT), Offshore services (13 vessels including MPSV, AHTS, AHT, and support vessels), Edible/Food transport (7 vessels), and Anti-pollution response (7 vessels). The company also offers the innovative Marine Mobile Desalination technology for producing drinking water for small islands. Services include ISM (International Safety Management), Quality Management (ISO 9001), and Environmental Management (ISO 14001). The company holds certifications including ISM, ISO 9001, ISO 14001, ISO 45001, and ISO 50001.

Differentiator

Problem solved

Functional benefit

Products and services

• Petrochemical Fleet Transport Services Transport of liquid chemical products for petrochemical companies using a fleet of 12 vessels ranging from 5,400 to 20,000 DWT with IMO I and IMO II certifications. Services include direct contract management and chartering with leading petrochemical enterprises worldwide.
• Offshore Support Services Offshore construction support and subsea operations for oil and gas clients using 3 MPSV (Multi Purpose Supply Vessel), 4 AHTS (Anchor Handling Towing Supply Vessel) with Bollard Pull 84-140 tons, 1 AHT for salvage, 4 towing/recoil assistance vessels, 1 shuttle tanker, and 2 cargo barges, all equipped with Dynamic Position 2 systems.
• Edible/Food Transport Services Transport of edible products, oil, water and wine using a fleet of 7 vessels with capacities from approximately 1,650 to 6,600 DWT, in full conformity with hygiene and food preservation regulations. Includes provisioning of Italian islands with food supplies.
• Anti-Pollution Response Services Marine environmental emergency response and hydrocarbon recovery using 7 modern units designed and equipped for cleaning seas and recovering hydrocarbons dispersed in marine environments, ensuring fast response in environmental emergencies.
• Marine Mobile Desalination Services Offshore seawater desalination service producing safe, high-quality drinking water for water-stressed small islands and archipelagos. The vessel-based system extracts seawater at depth offshore, treats it, and disperses brine gradually during navigation, avoiding coastal ecosystem damage. Provided to island communities, government authorities, and for emergency water supply.

Quantifiable outcome

• Expected +30% energy efficiency improvement for mobile desalination vs. traditional fixed plants
• +2 more outcomes

Named customers6 records

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Seven partnerships are on record, tiered core and minor.

• Next GeosolutionscoreStrategic or Co-development Partner · 7 July 2026Marnavi holds 52.60% majority stake in Next Geosolutions, a marine geoscience company listed on Euronext Growth Milan since May 2024. Next Geosolutions operates offshore construction support services and is being acquired by Fincantieri for 600 million euros as part of an integrated underwater technology platform. Marnavi has signed agreement for sale of its stake to Fincantieri.
• FincantieriminorStrategic or Co-development Partner · 7 July 2026Fincantieri signed agreements to acquire controlling interests in NextGeo, WSense, Graal Tech and Defcomm for ~600 million euros, creating integrated underwater technology platform. Marnavi as majority shareholder of Next Geosolutions has signed agreement for sale of its 52.60% stake. This represents potential exit from NextGeo investment.
• Italian National Institute of Health (Istituto Superiore di Sanita)coreStrategic or Co-development Partner · 6 October 2025Research agreement established with Italian National Institute of Health to define the Water Safety Plan for marine mobile desalination plants, ensuring maximum safety of water produced for human consumption.
• Fondazione UniVerde, SOS Terra ETS, Fondazione MarevivominorGTM or Marketing Partner · 28 June 2023Environmental organizations promoting marine mobile desalination technology for Italian small islands. Organized official visits and international conferences including at UNEP/MAP in Athens. Raised awareness among government officials including Italian Minister of Environment.
• Navalcantieri ItaliacoreStrategic or Co-development PartnerSubsidiary company of Marnavi Group providing ship repair and maintenance services. Website available at navalcantieri.org. Part of integrated shipping services offering.
• RINA (Registro Italiano Navale)coreTechnology or IntegrationClassification society providing vessel classification and certification services. Vessels carry RINA class notations ensuring compliance with international maritime standards for safety and quality.
• Siem Day II ASminorOthersNorwegian company from which Next Geosolutions (controlled by Marnavi) acquired offshore vessel NG Supporter with financing from Intesa Sanpaolo and CDP.

Scale indicators10 records

Recent moves7 records

Expansion highlights5 records

Broad incumbents

• Tidewater Inc. Largest pure-play offshore support vessel operator globally. Comparable in service line (AHTS, PSV for oil & gas and offshore wind) though much larger and more diversified than Marnavi's offshore branch.
• Saipem S.p.A. Italian-headquartered offshore engineering, drilling and marine construction major. Indirect peer for Marnavi's offshore operations and overlaps geographically in the Mediterranean offshore market; broader scope and scale make it a benchmark incumbent.

Direct peers

• Odfjell SE: Norwegian chemical tanker shipping company operating deep-sea parcel tankers globally. Closely comparable to Marnavi's petrochemical fleet in vessel type, IMO certification focus, and customer base of leading petrochemical producers.
• Vroon: Dutch privately-held shipping company with significant offshore support vessel and product tanker exposure. Closely comparable to Marnavi's offshore segment (AHTS, MPSV operations) and chemical/product carrier activity.
• Team Tankers International: Specialized chemical and product tanker operator (part of the IINO / Mitsui OSK group). Competes head-to-head with Marnavi in the parcel chemical tanker niche serving global petrochemical majors.
• Bourbon SA: French offshore support vessel operator specializing in AHTS, PSV, and subsea services for oil & gas clients. Comparable to Marnavi's offshore arm in vessel classes, customer type, and global operating model.
• Edison Chouest Offshore: Privately held US offshore vessel operator with a global fleet of AHTS, PSV, and crew boats. Comparable to Marnavi's offshore and subsea support capacity, particularly Dynamic Position 2-class operations.
• Solstad Offshore ASA: Norwegian offshore vessel owner-operator focused on AHTS, PSV, and subsea construction vessels. Directly overlaps with Marnavi's 13-vessel offshore branch (3 MPSV, 4 AHTS, 1 AHT, plus support vessels).
• Stolt-Nielsen Limited: Norwegian-listed global chemical tanker and tank container operator. Directly comparable to Marnavi's 12-vessel petrochemical segment as one of the largest dedicated chemical-tanker fleets, competing for the same leading petrochemical customers and IMO-certified liquid cargoes.

Others

• Fincantieri S.p.A. Italian shipbuilding and offshore technology major that is acquiring Marnavi's Next Geosolutions stake as part of a €600M integrated underwater platform. Indirect peer via the acquisition, with overlap on RINA-classed vessels and Italian offshore engineering.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks7 records

Key highlights7 records

Customer concentration

Compliance5 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Subsidiaries3 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 MARNAVI S.p.A.