BREAKING  Martin Peryea bet 40 years of vertical-flight know-how on a single contrarian idea 33 years at Bell Helicopter Chief engineer, fly-by-wire Bell 525 Relentless Founder, Jaunt Air Mobility The rotor that slows down so the wing can fly Cornell physics & aerospace Builds drones in his garage for fun BREAKING  Martin Peryea bet 40 years of vertical-flight know-how on a single contrarian idea 33 years at Bell Helicopter Chief engineer, fly-by-wire Bell 525 Relentless Founder, Jaunt Air Mobility The rotor that slows down so the wing can fly Cornell physics & aerospace Builds drones in his garage for fun
Aerospace · Vertical Flight · Profile

Martin Peryea

He spent half a lifetime making helicopters hover better. Then he decided the rotor should learn to coast.

Founder, Jaunt Air Mobility SVP, AIRO Electric Air Mobility Dallas, TX
Martin Peryea, founder of Jaunt Air Mobility
Martin Peryea. The farm boy who taught himself cyclic pitch from library books - and never stopped tinkering.
40+
Years in aviation
33
Years at Bell Helicopter
2
Clean-sheet aircraft to market
9
Kids on the family farm
The Dispatch

The man at the controls is busy making flight boring - in the best way.

Most of the electric air taxi world is selling noise: more rotors, more lift fans, more whir. Martin Peryea is selling quiet. His whole pitch is a machine that draws less attention to itself, not more. The aircraft he founded a company to build, the Jaunt Journey, has a single big rotor on top. In cruise, that rotor does something almost no one else in advanced air mobility is attempting at scale - it slows down, eases off, and hands the job of lifting over to a fixed wing. Less power. Less vibration. Less racket overhead. That is the entire bet, and Peryea has spent a career earning the right to make it.

He runs the Electric Air Mobility division of The AIRO Group now, as Senior Vice President and General Manager, after Jaunt joined the larger aerospace group. But the title that explains him best is the one he gave himself in 2019: founder. He started Jaunt Air Mobility to chase an idea he had been circling for years, and he financed it with four decades of credibility that almost nobody else in the eVTOL gold rush could match.

Why anyone should listen to him about rotors

Before Jaunt, there was Bell. Peryea spent 33 years at Bell Helicopter in Fort Worth, the kind of tenure that does not happen anymore. He started as a test engineer in aerodynamics and worked his way up through the parts of the building where the hard problems live. He was chief engineer on US government programs. He ran Xworx, Bell's skunkworks for advanced technology. He was VP of engineering at the Mirabel, Quebec facility. And he was chief engineer on the Bell 525 Relentless, the first commercial helicopter to fly with fly-by-wire flight controls. Bell named him a Technical Fellow, an honor reserved for the engineers other engineers go to when they are stuck.

If you want to understand how seriously to take a slowed-rotor air taxi, that resume is the answer. This is not a software founder who discovered aviation last quarter. This is a man who has signed off on aircraft that carry people, under the gaze of regulators, for most of his adult life.

From the dairy farm to the drawing board

The origin story is almost too good. Peryea grew up on a dairy farm in upstate New York, near the Canadian border, one of nine children. Twice a year, military helicopters would thunder overhead, ferrying between Fort Drum and Plattsburgh, and that sound got into him. He did not have a flight school or a mentor. He had a high school library. So he read. He taught himself what collective pitch and cyclic pitch were as a teenager, working out the mechanics of how a helicopter actually stays in the air from books, long before he ever touched one.

That self-taught streak never left. At Cornell he studied applied and engineering physics, then earned a master's in aerospace engineering in 1982. For his thesis he did not just model rotor blades on paper - he built them. He has been building things with his hands ever since. He met Ximena at Cornell, married her in 1983, and describes the match in four words: farm boy meets city girl. Both of their sons grew up to be engineers, which surprises absolutely no one.

The idea that became a company

The seed of Jaunt was planted in 2010, when Peryea took part in the critical design review of Carter Aviation's four-seat Personal Air Vehicle. Carter had spent decades on slowed-rotor compound technology - the unglamorous, deeply clever physics of a rotor that unloads in forward flight. When Uber kicked off its Elevate program to imagine an urban air taxi network, Peryea saw the connection. The technology that Carter had quietly perfected was exactly what a quiet, efficient eVTOL would need.

So in 2019 he co-founded Jaunt Air Mobility, acquired Carter's intellectual property, and set out to electrify the idea. Jaunt was announced at the Vertical Flight Society's electric VTOL symposium and was soon named one of Uber Elevate's partners. Peryea came in as chief technology officer, the natural seat for the person who understood the airframe better than anyone. By 2020 he was CEO. He built design and manufacturing operations in Montreal, drawing on relationships with the Canadian aerospace industry and Transport Canada that stretched back 35 years.

Stubborn about safety

Plenty of eVTOL companies are chasing the lightest possible certification path. Peryea went the other direction. He chose to certify the Journey under Part 29, the standard written for transport-category rotorcraft, because, in his words, it represents the highest safety standards for rotorcraft. The logic is simple and a little old-fashioned: if these aircraft are going to fly over people's heads, again and again, all day, they should be held to the toughest bar in the building, not the easiest. It is a harder road. He picked it on purpose.

He is candid about the strange relationship at the center of his life's work. He has called it a love and hate type of thing with helicopters - admiration for how brilliantly complicated they are, frustration at everything they cannot do quietly or efficiently. Electric slowed-rotor flight is his attempt to keep the love and engineer out the hate.

Still the kid with the library book

For all the executive titles, Peryea has never stopped being a tinkerer. He builds custom drones in his home workshop. He reads biographies of physicists for fun and points to Enrico Fermi, the master of the back-of-the-envelope estimate, as a model for how to think. His engineering creed is to solve problems from first principles - to go back to the physics, not the convention, every time. He skis in Colorado with his sons. The dairy farm is decades behind him, but the habits it built - patience, frugality with effort, doing the work yourself - are stamped on everything he ships.

The air taxi era will be decided by people who can turn slogans into certified hardware. Peryea is one of the few who has done it before, twice, and is trying to do it a third time with a rotor that knows when to ease off. Quiet, it turns out, is the loudest thing he could possibly build.

#evtol#slowedrotorcompound#verticalflight#advancedairmobility#bell525#firstprinciples
I have a love and hate type of thing with helicopters.
- Martin Peryea
How it works

The trick is in the slowing down.

Slowed Rotor Compound, in plain English

A helicopter spins its rotor fast and constant - that is what makes it lift, and also what makes it loud and thirsty. The Journey takes off like a helicopter, then in cruise it slows the rotor and lets a fixed wing carry the load. The rotor stops fighting the air and starts coasting.

The payoff: lower power draw, less vibration, and a much quieter footprint over the neighborhoods it flies above. Below is the rough shape of the idea - illustrative, not spec-sheet.

Rotor RPM (hover)
Rotor RPM (cruise)
Wing-borne lift (cruise)
Noise overhead
The Flight Path

Forty years, one trajectory.

1982
Cornell, and a thesis you could hold

Earns a master's in aerospace engineering after building rotor blades by hand for his thesis.

1983
First job at Boeing

Starts as an aerospace engineer in Philadelphia. Marries Ximena the same year.

'80s-2016
33 years at Bell Helicopter

Rises from aerodynamics test engineer to VP of Commercial Engineering, Technical Fellow, and chief engineer on the fly-by-wire Bell 525 Relentless.

2010
The Carter design review

Joins the critical design review of Carter Aviation's slowed-rotor Personal Air Vehicle. The idea takes hold.

2016
Triumph Aerospace Structures

Becomes VP of Engineering, Manufacturing and Innovation.

2019
Founds Jaunt Air Mobility

Acquires Carter's IP, becomes CTO, and Jaunt is named an Uber Elevate partner.

2020
Named CEO

Takes the top job as Jaunt expands fundraising and builds out its Montreal operation.

2024-26
Into The AIRO Group

Jaunt joins AIRO; Peryea leads the Electric Air Mobility division as SVP & GM, pushing the Journey toward certification.

What he carries from the farm

  • First-principles thinker - back to the physics, every time
  • Hands-on engineer who still builds his own hardware
  • Contrarian: picks the hardest certification path on purpose
  • Patient - the slowed-rotor idea simmered for nearly a decade
  • Endlessly curious, self-taught since the library days

Five things you didn't know

  • One of nine children raised on a dairy farm near Canada
  • Learned how helicopters fly from library books as a teenager
  • His master's thesis meant physically building rotor blades
  • Skis in Colorado with his two engineer sons
  • Reads biographies of physicists and idolizes Enrico Fermi's estimating
In his words

On leading, and on the standard he refuses to lower.

“I am pleased to lead Jaunt at this critical juncture. Our confidence in our technology remains high and our working relationships with our key suppliers is stronger than ever.”

“Jaunt is using Part 29 as the certification basis for the Journey because it represents the highest safety standards for rotorcraft.”