Ulstein UT-722 expedition platform at sea — port bow
Expedition Vessel Restomod · Superyacht Specialist · Newport, Rhode Island

The expedition yacht is a different vessel. The owner is a different breed.

Expedition Vessel Restomods, expedition yacht acquisitions, and clean-sheet new builds — advised by the same principal who has personally represented Blohm+Voss, CRN, and Camper & Nicholsons across the Americas. Twenty-five years inside the world's premier shipyards.

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25yrs
Inside the World's
Premier Shipyards
€1B+
Lifetime Yacht &
Shipyard Transactions
20–40%
Restomod Cost vs
New-Build Replacement
6–8,000nm
Typical Range —
Commercial-Grade Hulls
The Position

Three things the rest of the industry will not tell you.

The luxury yacht market has spent the last two decades selling a white-yacht aesthetic to owners who actually want to go to sea. The physics have not changed. The boats have.

01

Not a New-Build.

A finished new-build of any serious capability now lives north of $100 million. A commercial vessel of equivalent or superior engineering pedigree — an Ulstein UT-design, a North Sea OSV, a research vessel — can be acquired and rebuilt as an expedition Restomod (Restore & Modify) for twenty to forty percent of that. The hull is already built. The class is already established. The work is in the Restomod, not in convincing a naval architect that an exploration yacht needs ice plating.

02

Not a White Yacht.

The yards in Tuzla, Ulsteinvik, and Louisiana build vessels for owners whose lives depend on them in heavy weather: oil majors, navies, fisheries. The plate is thicker. The ice class is real. The stability is documented. A white-yacht builder writes a brochure. A commercial yard writes a class certificate. Repurposed correctly, the second vessel goes anywhere on the chart. The first one does not.

03

Not the Same Owner.

The expedition principal is a different person. He has crossed oceans on his own boats. He values function over finish, range over headcount, and engineering documentation over marketing prose. He wants to be in Greenland in July, the Tuamotus in March, and at his own dock for September. He is not interested in being parked stern-to in Monaco. We work with that owner.

Paul M. Madden
“A yacht built to a class society's commercial standard goes where a yacht built to a brochure cannot. The owners who understand that — really understand it — have always been a small club. We work for that club.”
Paul M. Madden
Founder, Xplorer Yachts · Former Vice President, International Superyacht Society · Newport, Rhode Island
Three Routes to the Ocean

Restomod. New build. Wind power.

Three available projects are examples of our active workstreams — the same advisory practice, the same principal, three different routes to a serious expedition platform.

By the Numbers

Three boats. Same brief: cross the Drake, anchor in South Georgia, get home.

A commercial-vessel Restomod, a clean-sheet expedition new-build, and a white-yacht of equivalent length. Same itinerary on the chart. Three different vessels at three different prices.

 
Commercial Restomod
Expedition New-Build
White-Yacht Equivalent
Acquisition / Build Cost
$15–22M
$80–110M
$95–140M
Time to Sea Trials
18–24 mo.
36–48 mo.
36–54 mo.
Ice / Polar Capability
DNV PC6 typical
Optional
Rarely fitted
Hull Plate Thickness
Heavy (commercial)
Spec dependent
Light (LY2)
Range Under Power
8,000–10,000 nm
6,000–8,000 nm
4,000–5,500 nm
Resale Risk
Lower entry, lower exposure
High capital, narrower market
High depreciation in five years

Figures are working ranges from current Xplorer engagements — ORCA Restomod, RR81 finishing-build study, and comparable LY2 acquisition market. Detailed budgets supplied under NDA.

What We Do

Five disciplines. One principal.

01
Acquisitions & Listings

Acquisition & sale of expedition and superyachts.

Buyer representation on listed and off-market vessels. Central listings — a small portfolio, transparently priced. Negotiation strategy informed by hundreds of comparable transactions. We do not list vessels we cannot defend on a survey table.

02
Expedition Restomods

Two decades guiding UHNW principals through OSV, research, and ice-class Restomods.

Platform sourcing — OSVs, research vessels, ice-class hulls, government tonnage. Restomod design with Grant Maughan, VPLP, and selected studios. Yard tender, build supervision, class engagement, sea trials, delivery.

03
New Build — Owner's Representation

End-to-end advocacy through yard selection, contract, and delivery.

Yard selection. Contract negotiation. Specification development. In-yard supervision. Delivery. Paul's career was built representing Europe's most demanding shipyards — that perspective, applied to the owner's side of the table, is what we bring to a new build.

04
WindVoyage — Wind-Powered Expedition

The first superyacht-class vessels engineered around wing-sail propulsion.

Through the WindVoyage joint venture with VPLP Design and Norse Shipyard, we deliver 80- to 120-metre wind-powered expedition yachts. Xplorer is the advisor and owner's representative on each project. windvoyage.com →

05
Yacht Donation · SeaKeepers Society

A structured path for owners ready to transition the vessel.

For owners ready to retire a vessel, we facilitate yacht donations to The International SeaKeepers Society — a structure that places the vessel into ocean-science use and delivers a substantial tax-deductible position to the donor. Appraisal. IRS-grade documentation. Vessel transition.

Voices of the Sea

The owners and explorers who go where the charts run thin.

A short list of principals, scientists, and explorers whose ocean lives have shaped what a serious expedition vessel is for. The company an Xplorer client keeps.

Full library: windvoyage.com/voices →

Expedition Itineraries

Voyages to the edges of the chart.

The trade-wind crossings, the polar voyages, and the great cape passages our owners run. Each route shapes what their vessel needs to do.

Explore All Itineraries →
The Network

The yards, designers, and surveyors we have personally worked with.

Our work is the network — commercial shipyards with the engineering credentials a serious expedition build requires, naval architects with track records on real vessels, and a private list of class surveyors we have hired on our own projects.

Naval Architecture

Grant Maughan Design

Australian-born naval architect specialising in commercial-to-yacht conversions and clean-sheet expedition designs. Long-running design partner on the ORCA series, the Xplorer 70 platform, and Shadow 70.

Wind Propulsion & Hull

VPLP Design

Four decades at the intersection of performance sailing and naval architecture — from America's Cup campaigns to the 121-metre cargo vessel Canopée. Co-developers of Oceanwings® and our partner on the Wind Xplorer range.

Engineering Heritage

Rolls-Royce Marine

The full engineering package behind RR81 — a diesel-electric Azipull-driven 81-metre expedition yacht engineered to ABS class and MCA LY2 standards. On file and ready to go to a European yard.

Shipyards — Europe

Norse Shipyard · Cardama · CRN

Active new-build and conversion relationships at yards capable of polar-class steel construction. Norse for wind-powered builds in Turkey. Cardama (Vigo) for refit and conversion work. CRN (Ancona) where Paul ran the Americas market.

Shipyards — Americas

Louisiana, Argentina, Texas

Active conversion engagements at US Gulf Coast and South American yards with deep commercial vessel experience — the right yard for an OSV-to-yacht conversion is almost never the same yard that builds white yachts.

Class & Survey

ABS · DNV · Lloyd's

Active class-society engagement on every project. Independent surveyors we have personally hired and re-hired. The class certificate is the asset — that's the line we will not cross.

How We Engage

Owner-led. Contracted. Accountable.

Every working relationship begins with an engagement letter and a fixed retainer. The structure is straightforward, disclosed in writing, and the same on every engagement.

  1. We engage in writing. A fixed retainer covers the first phase of qualifying, technical review, and travel. The retainer credits against any commission earned on a transaction.
  2. We are owner-led, not yard-led. Acquisition commissions are paid by the seller; new-build and Restomod fees are paid by the owner under a separate owner's-representative agreement. The structure is disclosed in writing on every engagement.
  3. We walk away from bad deals. A practice that cannot say no to a vessel is not advocating for the owner. We will tell you when a hull is past its serviceable life, when the yard's schedule is fiction, and when the asking price is unsupported by comparable sales.
  4. We use real people. Surveyors we have personally worked with. Naval architects with a track record. Yards we have visited, audited, and contracted with under our own name.
  5. We report honestly. Weekly during a build, monthly during pre-acquisition. Photo and video documentation from yard attendance is shared in real time. The principal sees what we see.

“The retainer tells me the principal is serious, it pays for the work that has to happen before either of us knows whether there's a deal, and it puts the engagement on a businesslike footing from day one.”

Begin the Engagement

Acquisition. Conversion. New build. Direct contact.

If you are considering an expedition yacht acquisition, a commercial-vessel conversion, or a clean-sheet new build — or if you are a current owner exploring the SeaKeepers donation pathway — contact Paul directly.

Request a Call PM@XplorerYachts.com

Paul M. Madden · Newport, Rhode Island · +1 561 568 3430