Past Commission • Not for Sale

Theo · A Custom Land Rover Defender D110 A re-engineered classic Defender 110 in Dynamic Blu Metallic, commissioned by Kyle in Franklin. The blue half of a father-and-son pair, built alongside Rocco. Featured here as a reference. Not for sale.

A featured past commission. Theo is Kyle's classic custom Defender in Dynamic Blu Metallic, the companion to his father's Rocco. Two trucks, two retired colors, built side by side. Shown here as a reference for what a Helderburg can be.
Delivered · April 2026 · Franklin, TN · Not for Sale
The Commission

A son’s Defender, and the second build it started.

Theo began as the second half of a conversation. Kyle’s father, Steve, wanted a Helderburg. Kyle, in Franklin, decided he wanted one too, and the two builds went onto the floor of the English workshop together, a few feet apart.

What neither of them admitted at first was the competition. Twelve months, an ocean away, two Defenders taking shape at the same bench, and a quiet argument over whose color would catch the light and whose would come off the trailer first. The strange part came at the end. Father and son had specified their interiors separately and arrived at almost the same cabin, the same leather, the same configuration, the same instruments. A year spent arguing about the outside, and they had agreed on the inside without a word.

Where they part is the paint. Steve took a deep, saturated red. Kyle took Dynamic Blu Metallic, mixed by eye and now retired, its formula resting in our archive beside Rocco‘s. Neither will be mixed again. More than three thousand hours of hand work went into Theo, hand-formed aluminum, hand-cut louvers, hand-soldered wiring, no robots near it. And it did the rarest thing a finished commission can do. Before the year was out, Kyle ordered a second Helderburg, an orange Defender 90 soft top. The best review a build can earn is the next one.

  • Model Defender 110
  • Drivetrain Mark III.5 Turbo Diesel
  • Commissioned by Kyle, Franklin, TN
  • Color Dynamic Blu Metallic, retired
  • Delivered April 2026
  • Status Not for Sale

Every line above is the result of upgrades engineered in-house, found in no other custom or restomod Defender in the world.

See Helderburg's Proprietary Upgrades
The Cabin · Aurelian

A custom Defender interior quiet enough for a family.

A classic Defender cabin was built to work, not to travel. Aurelian, the Helderburg cabin system, rebuilds it for the people inside. It starts with quiet: laminated glass to Helderburg’s own specification, and layered acoustic and thermal isolation behind the panels, the firewall, the doors, the roof, and the floor. At seventy you can hold a conversation, or let two kids fall asleep in the back, on the eighth hour as easily as the first.

The materials are chosen to age rather than wear. Full-grain Scottish leather, tanned to order and hand-stitched. German wool carpet. Italian Alcantara above. Nothing here is a catalogue option. Each material is specified for the build, then cut and fitted by hand.

The cabin is dimensioned to its owner. Seat travel, pedal box, steering column, and console are set to the people who use it, so the Defender fits in a way no restored or restomod truck can. The audio was treated as its own commission, speakers built in France, amplifiers from Italy, tuned to this cabin rather than a box.

Aurelian is one of twelve proprietary Helderburg systems. A cabin meant to be lived in for decades is built one way, and we have spent years engineering it. See the full twelve systems.
The Build Film · From Paul

Walk around Theo the way it is meant to be seen.

Theo is a quiet truck to look at and a louder one to understand. Watch the seams, the paint as it moves in the light, the cabin as it closes. This is the walk-around that has had people reaching out.

Theo build film thumbnail

Filmed at Haldenmere · The Ozarks

I absolutely love it, and so do my kids. I drive Theo every chance I get. I already ordered a second one, an orange Defender 90 soft top.
Kyle
Four Styles, One Custom Process

A Helderburg is not one look. It is your own.

Theo is one direction. Every Helderburg is custom, designed around the owner rather than chosen from a catalogue, and most commissions draw from one or two of these four. The expedition build is the one most people picture first. It is only the beginning of what a custom Defender by Helderburg can be.

Why a Helderburg Drives Differently

The difference is not cosmetic alone.

The architecture itself has been re-engineered. If you want the full picture of what is under a Helderburg before you speak to Paul, two doorways.

The Twelve Systems

Theo carries twelve proprietary Helderburg systems, found in no other restored, custom or restomod Defender. The drivetrain on the original block. A suspension with the body roll engineered out, widened at the chassis, not with spacers. A cabin built for the eighth hour, not the first.

See Helderburg's Proprietary Upgrades →

Three Approaches. Only one is a Helderburg.

A classic Defender can be restored, restomodded, or re-engineered. A restomod replaces the body and drops in a GM V8 crate motor, no longer numbers matching. Respectfully, a kit car. A Helderburg keeps the original chassis and block, and re-engineers everything else.

What is a Helderburg →
Worth Knowing

Questions people ask before commissioning a custom Defender.

  • No. Theo is a past commission, built for Kyle in Franklin, Tennessee and delivered in April 2026, with its color retired. It is shown here as a reference for what a Helderburg can be. A commission in the same spirit, in a color of your own, can be started anytime.
  • They are companion builds, commissioned by a son and his father and built side by side in England. Rocco is Steve's, a deep saturated red. Theo is Kyle's, in Dynamic Blu Metallic. The two specified their interiors separately and arrived at nearly the same cabin. The colors are the difference, and both are now retired.
  • A Helderburg Defender is a classic Land Rover Defender, 25 years or older, re-engineered around twelve proprietary systems built in-house. The original chassis and engine block stay, so the vehicle remains numbers matching. Everything else, the drivetrain, suspension, brakes, steering, cabin, lighting, and finish, is redesigned to drive like a modern vehicle while keeping the Defender's character. Each is commissioned one at a time, designed by Paul Potratz in Northwest Arkansas and hand built in England.
  • Something else. A restoration takes a Defender back to factory specification, so it drives like an old one. A restomod fits a new body and a GM V8 crate motor, so it is no longer numbers matching. A Helderburg keeps the original chassis and block and re-engineers every system around them. Original where it counts, redesigned everywhere else.
  • Theo, like Rocco, is built on the Mark III.5 Turbo Diesel. A V8 swap is louder off the line, but it removes the original block and ends numbers matching, which most collectors treat as the authenticity question. The diesel keeps the original block, re-engineered around proprietary internals, and gives the torque, range, and quiet the platform was designed for. Power is not the point, composure is. Paul covers it in a short film here
  • Helderburg commissions begin at $258,740 and reach $448,811 and beyond, depending on body style (Defender 90, 110, or 130), materials, and how far the personalization goes. Theo is not for sale, but a build of its kind sits in the middle of that range. Available commissions are priced individually. The next step is a direct conversation. Ask Paul
  • It begins with a private conversation with Paul, usually by phone or video. You talk through what the Defender should do, who will drive it, and the spirit of the build. From there the vehicle is built by hand in England, one at a time, over twelve to sixteen months. Owners are welcome at Haldenmere in Northwest Arkansas, at Painter Ridge in Connecticut, or at the workshop in the Cotswolds during the build.
  • Yes, in its spirit, never as a copy. Theo's Dynamic Blu Metallic is retired and will not be mixed again, and no commission is duplicated. We start from how you intend to use the vehicle and build a 90, 110, or 130 around you, in a color chosen for you alone. Kyle did exactly that twice. His second Helderburg is an orange Defender 90 soft top.
Past Commissions

Every one built once. None of them again.

Theo is one of many. Each Helderburg is built for a single owner, then never repeated. A few of the commissions that came before.

Films

See more, by the way you like to watch.

More than a hundred films. The drives, the walk-arounds, the honest questions, and the quieter moments. Start wherever you like.

The Drive No Destination, Just the Ozarks
No Destination, Just the Ozarks

A typical Sunday in the Ozarks: no destination, just a Helderburg drive beyond the pavement, where adventure is measured by where you’re willing to go.

The Helderburgs Rocco: The Boldest Helderburg Yet
Rocco: The Boldest Helderburg Yet

Rocco is the moment you realize a classic Defender can be both unapologetically bold and quietly refined.

The Questions Restored Land Rover Defender Review: Sarge
Restored Land Rover Defender Review: Sarge

Take a front-row seat as Paul Potratz, founder of Helderburg, takes you on a spirited test drive of “Sarge”—a fully restored Land Rover Defender 110 that redefines what it means

From Paul Presence | Sundays at Haldenmere
Presence | Sundays at Haldenmere

A single handcrafted Leica lens, one trip to Italy, and a reminder that character outlives perfection. Step inside the story of presence, imperfection, and choosing the few objects that truly matter.

More than one hundred films. All the custom Defender questions answered.

Watch the Films

Theo stays with the family it was built for.

A few Helderburgs are available now, ready sooner than a full commission. Or begin a commission in Theo's spirit, in a color of your own.

See the Helderburgs Available Now
A Direct Line to Paul

The next Helderburg will be built around you.

If Theo stirred something, the next conversation is about your Helderburg. Ask anything, about a build in progress now or a commission of your own. Paul reads every message and answers personally.

Paul Potratz · Founder, Helderburg · Twenty years in automotive marketing · Featured in the Wall Street Journal, Robb Report, Road & Track, Carscoops, and the Collector Car Podcast

Contact Paul Directly