Gruppo Antonini

Gruppo
Antonini

Forging the Future

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Our Story

01 · Story

HISTORICAL SOLIDITY
IN METALWORKING

Antonini heritage — industrial excellence
2026

2026

Antonini offshore engineering project
2000

2000

Antonini Navi — naval division
1943

1943

Antonini logo
2026
2000
2015

Since 1943, we are an Italian family-run company specialised in metalworking. Founded in La Spezia by Walter Antonini after World War II, we are now an international reference in the construction of large plants and energy infrastructures.

02 · DIVISIONS

OurDivisions

Discover the sectors we operate in, and the expertise with which we deliver industrial and naval projects worldwide.

Energy solutions

Energy solutions

Oil & gas and more

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yachting

yachting

Marina di pertusola

Marina di pertusola

NEWS
03 · NEWS

LatestNews

ANTONINI NAVI LAUNCHES SEAMORE 34, THE BRAND’S FIRST FULL-CUSTOM YACHT
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ANTONINI NAVI LAUNCHES SEAMORE 34, THE BRAND’S FIRST FULL-CUSTOM YACHT

March 28 saw the launch of this 34-metre full-custom steel superyacht that showcases the brand’s tailor-made philosophy and is eagerly awaited at the upcoming boat shows 2026.

30 marzo 2026
GRUPPO ANTONINI: THE OFFSHORE PHASE OF THE SABRATHA COMPRESSION MODULE FOR LIBYA GETS UNDERWAY

GRUPPO ANTONINI: THE OFFSHORE PHASE OF THE SABRATHA COMPRESSION MODULE FOR LIBYA GETS UNDERWAY

Gruppo Antonini S.p.A. has launched the offshore phase of the Compression Module for the Sabaratha platform. Following its launch at the end of September, transportation and installation operations have now been completed.

GRUPPO ANTONINI AWARDED NEW ‘GREEN’ ORDER BY EDINA FOR THE IRENA 3 EPC PROJECT IN THE NORTHERN ADRIATIC

GRUPPO ANTONINI AWARDED NEW ‘GREEN’ ORDER BY EDINA FOR THE IRENA 3 EPC PROJECT IN THE NORTHERN ADRIATIC

Gruppo Antonini S.p.A. announces that it has been awarded the IRENA 3 EPC project by oil & gas company EDINA, a joint venture between ENERGEAM and leading Croatian operator INA.

FAMILYBIZ INTERVIEWS WALTER ANTONINI: GOVERNANCE, CORPORATE SPLIT AND FUTURE PROSPECTS

FAMILYBIZ INTERVIEWS WALTER ANTONINI: GOVERNANCE, CORPORATE SPLIT AND FUTURE PROSPECTS

We are pleased to share with you the interview given by our General Manager, Walter Antonini, to Familybiz.

GRUPPO ANTONINI OFFICIALLY STARTS CONSTRUCTION OF THE WHPA OFFSHORE PLATFORM FOR DEPLOYMENT OFF THE LIBYAN COAST

GRUPPO ANTONINI OFFICIALLY STARTS CONSTRUCTION OF THE WHPA OFFSHORE PLATFORM FOR DEPLOYMENT OFF THE LIBYAN COAST

Gruppo Antonini, a global player in the oil and gas industry for over 80 years, celebrated the First Cut ceremony for the WHPA platform.

80+ YEARS
04 · Numbers

Over 80 years of industrial experience

80+YearsYears of activity
200+Platforms and Modules built
5000KTonnesAnnual tonnes of processed metal
05 · FACILITIES

Sites &Productions

PERTUSOLA SITE

Located at the entrance of the Gulf of La Spezia, the site is specialized in offshore installations and the assembly of large structures, platforms, and modules, with additional activities dedicated to the construction of custom steel and aluminum yachts.

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Offshore constructions and installations
Assembly of large plants
Custom yacht construction

ARCOLA SITE

The Arcola industrial site is dedicated to advanced metalworking, heavy carpentry, and the production of components for the energy, process and defence sectors.

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Military industry
Skids
Storage tanks
Titanium heat exchangers
Pressure vessels

GROPPOLI SITE

The Groppoli site is the production centre specialised in the prefabrication of piping, pressure vessels, separators, petrochemical columns and reactors, as well as the realisation of process and chemical skid, packages and the construction and revamping of industrial plants.

GROPPOLI SITE - Immagine 1
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Piping
Pressure Vessels
Separators
Skid package
Global Presence

wherewe operate

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Build the future of industry with us

Offshore team