12 septembre 2026 · Yotters, média indépendant du yachting
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Designers & studios

Frers Naval Architecture

German Frers has been drawing yachts under his own name since 1970, working from a firm his father started in Buenos Aires in 1925, and today the practice runs two studios: the Buenos Aires headquarters and a Milan office opened in 1992 for his son German 'Mani' Frers. The name sits on Nautor's Swan's entire design language since 1981, on Hallberg-Rassy's current production range, and on custom sailing yachts up to 46 metres, which makes it one of the few studios whose work a reader can check on a marina pontoon as easily as at a superyacht show.
Unfurled, the 46-metre Vitters sloop designed by German Frers, driving to weather under a red ensign. Launched in 2015 and delivered to her owner in February 2016, she was the first hull Vitters built to a Frers design.
Unfurled, the 46-metre Vitters sloop designed by German Frers, driving to weather under a red ensign. Launched in 2015 and delivered to her owner in February 2016, she was the first hull Vitters built to a Frers design.Photo: Vitters Shipyard (press material)
FoundedBuenos Aires, 1925, by German Frers Sr.; his son German Frers Jr. (born 1941) has led the firm since 1970
TrainingGerman Frers Jr. studied at the University of Buenos Aires and worked at Sparkman & Stephens in New York, roughly 1965-1968, before returning to run the family office
Second studioMilan, opened 1992 to support that year's America's Cup campaign; run by third-generation designer German 'Mani' Frers, a Southampton Institute graduate who joined in 1992
Nautor's Swan partnershipbegan with the Swan 51 in 1981 and continues today; the firm has drawn more than 700 Swans across models from the 36 to Maxi lines up to the 128
Hallberg-RassyFrers currently designs the entire in-production range, eight models from the 340 up to the 69
Beneteaudesigned the First 42 (1981) and First 456 for Beneteau's First line
UnfurledVitters, 46m (150ft) aluminium sloop, launched 2015, delivered to her owners February 2016; Frers designed the hull and exterior, interior by Oliver Stirling of Stirling & Co; won the World Superyacht Award for Sailing Yachts 45m-plus and Sailing Yacht of the Year in 2016, plus a class win at the St Barths Bucket
Wally 145Persico Marine, 44.2m carbon-fibre hybrid sloop launched 2019, the firm's 24th design for Wally since the brand's 1990s minimalist sailing yachts
Design feenot published by the firm, by Vitters, by Nautor's Swan or by Hallberg-Rassy in any source checked for this page

A Firm Older Than Almost Any Rival on This List

Frers Sr. built a career designing for South American clients from 1925 onward, including the original Fjord, a Colin Archer-style double-ender, and work in plywood construction that paralleled the techniques the Dutch designer Ricus van de Stadt was developing around the same period. His son, born in 1941, drew his first independent boat at 16, a 10 metre yawl launched in 1958, before studying naval architecture at the University of Buenos Aires.

Frers Jr. then spent roughly three years, from 1965 to 1968, working at Sparkman & Stephens in New York, where he worked on early IOR-rule racing designs, before returning to Buenos Aires in 1970 to take over the family office. That S&S period matters for what came after: the firm's racing output through the 1970s and 1980s, on IOR boats like Matrero and Bribon and Whitbread winners including Flyer II in the 1981-82 race, grew directly out of the rating-rule expertise he had built in New York rather than from a purely Argentine sailing tradition.

Unfurled reaching hard on the water she was built for. The low-drag hull and telescopic keel were drawn by Frers to trim for real offshore performance, not just rating-rule speed.
Unfurled reaching hard on the water she was built for. The low-drag hull and telescopic keel were drawn by Frers to trim for real offshore performance, not just rating-rule speed.Photo: Vitters Shipyard (press material)

Two Studios, Three Generations, Still a Small Team

The Buenos Aires office, at Jeronimo Salguero in the city, is built around a small, long-tenured team; Frers himself has described the relationship with lead designer Nestor Fourcade, at the firm more than 40 years, as 'a bit like those old marriages.' Mani Frers opened the Milan studio in 1992 specifically to support that year's America's Cup campaign, which let his father stay based mainly in Argentina while the racing project ran in Europe.

Mani's Milan office has since grown into a hub for a wider network, drawing on more than 40 outside specialists built up through America's Cup and yacht-design work, and the two men by their own account work differently: German prefers collaborating across his small in-house team, Mani gravitates to hands-on pencil work alongside advanced modelling software. That is a modest combined headcount for a firm whose name sits on well over a thousand built yachts, and it means, as with several other studios on this list, that scheduling and personal availability from the named principal are worth asking about directly rather than assuming from the size of the back-catalogue.

Unfurled's teak-laid foredeck and low-profile coachroof, photographed from the air off the wind. She won the World Superyacht Award for Sailing Yachts 45 metres and above in 2016 and took a class win at the St Barths Bucket the same year.
Unfurled's teak-laid foredeck and low-profile coachroof, photographed from the air off the wind. She won the World Superyacht Award for Sailing Yachts 45 metres and above in 2016 and took a class win at the St Barths Bucket the same year.Photo: Vitters Shipyard (press material)
Captain Adam Bateman on why Unfurled's owners went back to Frers for a second boat: 'The old boat was great but we knew if we did a new one, we would have exceeded the performance.'
Unfurled driving upwind, sails trimmed flat. Project manager Jon Barrett selected Vitters and Frers together after touring several yards; the yacht's own steering and deck systems came out of that process.
Unfurled driving upwind, sails trimmed flat. Project manager Jon Barrett selected Vitters and Frers together after touring several yards; the yacht's own steering and deck systems came out of that process.Photo: Vitters Shipyard (press material)

The Volume Business: Swan, Hallberg-Rassy and Beneteau

Nautor's Swan states on its own heritage page that Frers joined the yard and produced the Swan 51 in 1981, the start of a partnership that has since run more than 700 boats across models including the Swan 36, 44, 53 and 48 and the Maxi-scale 60, 66, 80, 90, 100, 105, 110 and 115. Frers Naval Architecture's own site adds the Swan 45, 77, 108 and 120 to that list and describes the relationship as continuous rather than a series of one-off jobs, a claim that a 40-plus-year production run across dozens of hull numbers supports better than a design credit on a single flagship would.

Separately, Hallberg-Rassy states that Frers has designed all eight models in its current production range, from the 340 up to the flagship 69, calling him 'the most talented yacht designer of our time' who gives its boats 'that extra grace no-one else has' -- a manufacturer's own assessment, worth reading as marketing rather than independent review, but backed by the plain fact that every current Hallberg-Rassy hull carries his name. Beneteau's own heritage pages credit Frers with the First 42, launched in 1981, and the First 456 shortly after, two of the more collectible boats in that cruiser-racer line; between the three partnerships, a buyer shopping a 10-metre production cruiser and a 21-metre production flagship can end up looking at a Frers hull either way.

Unfurled's main saloon, interior by Oliver Stirling of Stirling & Co working inside Frers's exterior and hull lines. Stirling has said the owners had 'an uncompromising conviction in the power and utility of modern design.'
Unfurled's main saloon, interior by Oliver Stirling of Stirling & Co working inside Frers's exterior and hull lines. Stirling has said the owners had 'an uncompromising conviction in the power and utility of modern design.'Photo: Vitters Shipyard (press material)

Unfurled, the First Vitters Built to a Frers Design

Vitters' own site and Boat International both credit Frers with the hull, a low-drag, maximum-waterline canoe underbody carrying a telescopic keel, while the interior went to Oliver Stirling of Stirling & Co; project manager Jon Barrett has said the owners met Vitters' Louis Hamming and Jan Vitters during a wider search and were 'impressed with Vitters' recent launches' before committing to the yard and to Frers's design. Boat International reports the yacht launched in the Netherlands in October 2015 and was delivered to her New York-based owners in February 2016, which is why some directories list her build year as 2015 and others as 2016 -- both dates are correct for different stages of the same handover.

The boat then had an active regatta career that is unusually well documented for a private yacht: she won the World Superyacht Award for Sailing Yachts 45 metres and above and was named Sailing Yacht of the Year in 2016, and took a class win at that year's St Barths Bucket. Her captain, Adam Bateman, who has been aboard more than six years, put the performance case plainly: 'The old boat was great but we knew if we did a new one, we would have exceeded the performance,' while the owners themselves described the brief to Boat International as 'the distillation of our past design ideas, applied to the interior and exterior' -- a repeat-client commission rather than a first-time build.

A day cabin aboard Unfurled, finished in pale maple to the same restrained brief. The owners described the whole project as 'the distillation of our past design ideas, applied to the interior and exterior.'
A day cabin aboard Unfurled, finished in pale maple to the same restrained brief. The owners described the whole project as 'the distillation of our past design ideas, applied to the interior and exterior.'Photo: Vitters Shipyard (press material)

Wally 145, the Firm's Most Recent Flagship

Persico Marine built the 44.2m, 171-tonne yacht in carbon fibre to RINA class at its Massa Carrara facility, with a Southern Spars rig, North sails, and a hybrid propulsion system running twin MAN D2676LE425 engines through a DC bus and lithium battery bank for silent cruising, for a top speed of about 15 knots under power. Trade coverage at launch noted an unusual design path: the original brief was for a larger yacht, and the boat got smaller and simpler as the design progressed, in search of agility and a closer connection to the water rather than sheer size.

That count of 24 collaborations, reported at the Wally 145's unveiling, is one of the clearer numbers in the Frers portfolio because it comes from the builder rather than the designer's own marketing, and it puts Wally alongside Nautor's Swan as one of the two yards Frers has worked with repeatedly over decades rather than on a single named commission. It also shows the firm still designing at the largest scale it has ever worked at, some 44 years after the Swan 51, rather than having handed that end of the business to Mani's generation alone.

What a Frers Commission Actually Covers

That split matters because it is not standard across the portfolio the way it might be for a naval-architecture-only house like Dykstra or Reichel/Pugh, or for an interior-and-exterior specialist like Nauta Design working over someone else's naval architecture. A buyer approaching Frers for a custom yacht should expect to negotiate, in writing, exactly which of naval architecture, exterior styling and interior the firm will cover on that specific project, because the Unfurled precedent shows the firm is comfortable handing the interior brief to a named outside specialist rather than insisting on the full scope.

No source checked for this page -- not the firm's own site, not Vitters, not Nautor's Swan, not Hallberg-Rassy, not the trade press covering any of the four named yachts above -- publishes a fee schedule or a percentage-of-build benchmark for Frers specifically. For the production lines, the design cost is folded into the retail price of a Swan, Hallberg-Rassy or Beneteau hull rather than billed to the buyer as a separate line item; for a bespoke yacht such as Unfurled or the Wally 145, the fee is a private matter between the owner, the yard and the studio, and this page did not find it disclosed anywhere.

The Case For Frers, and What Is Still Unverified

The strongest case for the firm is that its long relationships are checkable rather than claimed: Hallberg-Rassy's current catalogue, Nautor's Swan's model history since 1981 and Wally's own count of 24 boats are all facts a buyer can verify against a manufacturer's own site rather than take on the studio's word, and the racing record behind that -- Admiral's Cup, Whitbread and America's Cup work reaching back to the Sparkman & Stephens years -- gives independent grounding to any performance claim made about a new Frers hull. Unfurled's 2016 awards and Bucket result add a rare case of a private custom yacht with a genuinely independent, juried result attached to it, rather than only builder or owner testimony.

Set against that, three things are worth knowing before approaching the studio. First, no fee schedule or standard scope of work is published anywhere this page checked, so every commission starts from a blank negotiation. Second, the Wally 145 is covered mostly through launch specifications and shipyard statements rather than the kind of independent owner-and-crew feature Boat International ran on Unfurled, so a buyer has less to check the newest flagship against. Third, public crediting for Frers-adjacent yachts is not always reliable online -- some yacht databases and even one showcase page misattribute large sailing yachts to the firm that its own site and the builder's own site do not claim -- which means any 'Frers-designed' line on a brokerage listing is worth confirming with the studio directly rather than trusting the listing alone. The firm also has no named custom motor yacht at superyacht scale in the record checked for this page, so a motor-yacht buyer has no comparable Frers reference to inspect.

Informations pratiques

Design feeNot published by the firm, by Vitters, by Nautor's Swan or by Hallberg-Rassy; folded into the retail price on production lines, privately negotiated on a bespoke yacht
What is NOT always includedInterior design: on Unfurled, Frers covered the hull and exterior only, with the interior contracted separately to Oliver Stirling of Stirling & Co
Recent yards worked withVitters (Unfurled, 2015-16), Persico Marine for Wally (Wally 145, 2019), Nautor's Swan (current range), Hallberg-Rassy (current 8-model range), Beneteau (First line)
What to check before commissioningGet the exact split of naval architecture, exterior and interior scope in writing before signing, and confirm any 'Frers-designed' credit on a brokerage listing directly with the studio rather than trusting the listing
What is not publishedA fee schedule; independent sea-trial data for Unfurled or the Wally 145 beyond builder and class-society figures; and a standard scope-of-work template

Ce que rapportent propriétaires et équipages

Les points forts et les points de vigilance

Points forts

  • Decades-long, checkable partnershipsNautor's Swan (1981-present, 700-plus boats), Hallberg-Rassy's entire current range, and 24 Wally designs are all verifiable against the manufacturers' own sites rather than resting on the studio's own claims.
  • Genuine span from production cruiser to regatta-winning custom yachtThe same small studio currently designs a 10-metre Hallberg-Rassy production cruiser and drew the 46-metre Unfurled, a boat that won the World Superyacht Award and a St Barths Bucket class in the same year.
  • Independent racing pedigree behind performance claimsA record stretching from Sparkman & Stephens-era IOR winners and a Whitbread win to America's Cup work gives Frers's speed claims a track record beyond any one owner's or builder's word.

Points de vigilance

  • No published fee or standard scope of workNeither the firm, Vitters, Nautor's Swan nor Hallberg-Rassy publishes a fee schedule, and the Unfurled project shows scope itself (hull only vs hull-plus-interior) varies by commission, so every buyer starts from an unstructured negotiation.
  • Thin independent coverage of the newest flagshipThe Wally 145 is documented mainly through launch specifications and shipyard statements rather than the kind of independent owner-and-crew reporting Boat International produced on Unfurled.
  • No named motor yacht, and crediting online is not always reliableThe firm's superyacht-scale record checked for this page is sail-only, and some yacht databases misattribute large sailing yachts to Frers that neither the firm's own site nor the builder credits to him, so a 'Frers-designed' brokerage listing is worth confirming directly with the studio.

Pour qui: An owner who wants one studio to span an entire sailing life -- a production Hallberg-Rassy or Swan cruiser now, a custom regatta-capable sloop like Unfurled later -- and who is comfortable negotiating scope of work project by project rather than buying a fixed package.

Fiche établie par Yotters à partir de sources publiques.
Yotters DeskRédacteur en chef: Leon SolimanCharte éditoriale
Reportage de première main: Boat International, Yachting World, Vitters Shipyard, Nautor's Swan, Hallberg-Rassy.

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