Diesel Peltz: From Social Technology Founder to a Powerful New Voice at Trian

Q: Who is Diesel Peltz?

Diesel Peltz, whose full name is Darren Diesel Peltz, is an American technology entrepreneur and investor. He founded Twenty, co-founded Healthy Together and later became a partner at Trian Fund Management.

Q: Who are Diesel Peltz's siblings?

Diesel Peltz has seven full siblings: Matthew Peltz, Will Peltz, Brad Peltz, Brittany Peltz Buerstedde, Nicola Peltz Beckham, Zachary Peltz and Gregory Peltz. He also has two paternal half-siblings.

Elevate New Editorial Team1 hour agoLast Updated: July 14, 2026

Diesel Peltz is an American technology entrepreneur and investment professional who has built a career across social apps, public health software and corporate finance. He first built social technology before moving into government software and finance.

He is best known for founding Twenty, co-founding Healthy Together and earning a place in the Forbes 30 Under 30 Consumer Technology group. By 2025, he was a partner and investment committee member at Trian Fund Management.

Table of Contents

Who Is Diesel Peltz?

Diesel Peltz was born in 1993 and celebrates his birthday in late April. He is 33 years old in July 2026. Some online records give 29 or 30 April as his birth date, but the exact day has not been firmly confirmed by a direct family statement.

His career has developed in three main stages: consumer technology, government software and investment management.

Diesel Peltz’s Early Life

Diesel grew up mainly in New York as one of eight children born to Nelson Peltz and Claudia Heffner Peltz. His family also spent time in Palm Beach, Florida.

Although he had access to wealth and strong business connections, his early career focused on building technology rather than joining Trian immediately. This gave him experience as a founder and chief executive before large-scale investing.

School and University

He attended Avon Old Farms School, a private boys’ boarding school in Connecticut, and graduated in 2012.

After school, he attended New York University. He left NYU in 2015 before completing a degree so that he could concentrate on his growing technology company.

Founding InSite Applications

Diesel began his main technology career through InSite Applications. The company developed products based on location sharing, social connection and real-world activity.

Many social platforms showed users what friends had already done, but they did not always help people meet in person. Diesel wanted to create technology that encouraged real experiences rather than endless time on a screen.

It also built business relationships with companies connected to music, live events and major venues.

Diesel Peltz and the Twenty App

InSite later developed into Twenty, a social-planning platform designed to help friends make plans, share locations and discover events.

Users could see who was available, organise a gathering and choose activities such as concerts, restaurants, films or sporting events.

Funding and Growth

The company raised more than forty million dollars from investors. Backers included Nelson Peltz as well as people and organisations linked with music, entertainment and live experiences.

Twenty also worked with major names such as Live Nation, Roc Nation, Endeavor and Tao Group. Diesel wanted the company to earn money through events and experiences rather than depend only on advertising.

He believed an advertising model could push users to remain online for longer periods. That would have conflicted with Twenty’s goal of helping people leave their phones and meet face to face.

Merger with Mappen

In September 2019, Twenty merged with Mappen, another social platform based on location and group plans. Diesel remained chief executive of the combined company.

At that stage, the combined platform had more than two million users and was growing among younger people who wanted easier ways to organise real-life activities.

Forbes 30 Under 30 Recognition

Diesel Peltz earned a place in the 2020 Forbes 30 Under 30 Consumer Technology group. He was 26 when the honour was announced.

It placed him among young founders shaping consumer apps and digital communication in the United States.

Healthy Together and Public Health Technology

The COVID-19 pandemic changed the direction of Diesel’s technology work. Tools first developed for Twenty became part of a new platform called Healthy Together.

Diesel co-founded the company and served as its original chief executive. Other founders included Jared Allgood, Jayson Ahlstrom and Mark French.

Work During the Pandemic

Healthy Together helped public agencies manage testing, health messages, case investigations and the delivery of results. It worked with states including Utah and Florida. The platform allowed residents to receive updates directly from health departments. It also helped government teams manage large amounts of health data during a period of extreme pressure.

Growth Beyond COVID-19

Healthy Together later expanded beyond pandemic response. Its software now supports public health, nutrition and government benefit programmes. The platform has been used for services connected with Medicaid, SNAP, WIC, TANF, Summer EBT and farmers’ market nutrition programmes. People can use it to check eligibility, apply for support, receive updates and manage benefits.

Diesel is no longer the current chief executive. Jared Allgood now holds that role. Diesel should therefore be described as a co-founder and former chief executive of Healthy Together.

Florida Contract Scrutiny

Healthy Together’s work in Florida drew criticism over emergency contracts and government spending. Questions were raised about no-bid agreements, the cost of the service and payments made after the state reduced traditional contact tracing.

The debate focused on procurement, oversight and whether public money had been used well. The company defended its work by pointing to the number of test results and residents served. No evidence established personal criminal wrongdoing by Diesel Peltz. The issue concerned state contracting decisions and the management of public funds.

Diesel Peltz at Trian Fund Management

After his years in technology, Diesel moved into investment management at Trian Fund Management, the firm co-founded by his father, Nelson Peltz.

Investment Committee Role

In 2025, industry material showed that he had joined Trian’s investment committee. A later United States regulatory document identified him as a partner at the firm.

Janus Henderson Transaction

Diesel was named as a Trian contact during the planned acquisition of Janus Henderson Group with General Catalyst. The transaction placed him close to a global investment deal. Trian and General Catalyst agreed to acquire Janus Henderson in late 2025. The transaction was completed on 30 June 2026, with Qatar Investment Authority joining the investor group. His involvement shows how far his career has moved from mobile social apps. He now works within major corporate transactions, investment strategy and value creation.

Business Style and Personal Outlook

Diesel has described himself as optimistic and focused on learning from both success and failure. He believes strong leaders must reduce many ideas into one clear direction. He has also spoken about choosing the right form of communication for each task. Complex work may need an in-person meeting, while quick decisions can be handled through a short call or message.

Diesel Peltz’s Parents

His father is Nelson Peltz, an American investor and co-founder of Trian Fund Management. Nelson has built a long career in corporate investment and board-level strategy. His mother is Claudia Heffner Peltz, a former fashion model. She married Nelson in 1985 and raised their eight children while keeping a quieter public presence.

Diesel Peltz’s Siblings

Diesel has seven full siblings:

Matthew Peltz

Matthew Peltz works in finance and investment, with experience at Trian Fund Management and Wendy’s. He is Diesel’s older brother and has built a career in strategy, governance, and leadership.

Will Peltz

Will Peltz is an American actor and model known for film and television roles. He is Diesel’s brother and married Kenya Kinski-Jones in June 2026 after a long relationship together.

Brad Peltz

Brad Peltz is a former professional ice-hockey player who moved into entrepreneurship. He is Diesel’s brother and has developed interests in healthcare, mobility, business leadership, investment, and innovative ventures today.

Brittany Peltz Buerstedde

Brittany Peltz Buerstedde is an entrepreneur, interior designer, and creative director. She is Diesel’s sister, founder of SENA Lifestyle Studio, former Leah + Rae designer, and mother of four children.

Nicola Peltz Beckham

Nicola Peltz Beckham is an actress, writer, and director known for film and television work. She is Diesel’s younger sister and married Brooklyn Beckham in a widely covered 2022 ceremony.

Zachary Peltz

Zachary Peltz is one of Diesel’s younger twin brothers. He keeps a lower public presence than some siblings and has remained closely connected to the large, supportive, business-focused Peltz family.

Gregory Peltz

Gregory Peltz is Zachary’s twin brother and one of Diesel’s youngest siblings. He maintains a private life while remaining part of the close, creative, entrepreneurial, and sport-minded Peltz family circle.

Wife, Children and Private Life

No dependable source confirms that Diesel Peltz is married. He has not publicly named a wife, fiancée or long-term partner. There is also no confirmed evidence that he has children. Family photographs with babies or younger relatives should not be treated as proof that he is a father.

His relationship status is best described as private. This does not prove that he is single; it only means that a marriage or partnership has not been confirmed.

Diesel Peltz’s Net Worth

His personal net worth has not been disclosed through reliable financial records. Twenty raised substantial investment, and his role at Trian is senior, but company funding and family wealth are not the same as personal assets. Any exact online figure would be speculative.

Why Diesel Peltz’s Career Matters

His journey shows how one founder can move between different industries without losing a clear interest in systems and human behaviour. Twenty dealt with friendship and events. Healthy Together dealt with health services and public benefits. Trian deals with companies, capital and long-term strategy. Each stage requires technology, judgement and communication. This range may become his strongest advantage as he takes on greater responsibility within investment management and major corporate transactions.

Final Thoughts on Diesel Peltz

Diesel Peltz has built an unusual career that connects technology, public service and finance. He created a social app designed to bring people together, helped develop software used during a national health crisis and later joined one of America’s best-known investment firms.

His family name opened doors, but his own path required product development, fundraising, leadership and difficult changes in direction. At 33, he has already moved from founder to public-sector technology leader and Trian partner. His business record is clear, while his marriage, children and personal wealth remain private.

FAQs

1. Who is Diesel Peltz?

Diesel Peltz, whose full name is Darren “Diesel” Peltz, is an American technology entrepreneur and investor. He founded Twenty, co-founded Healthy Together and became a partner at Trian Fund Management.

2. How old is Diesel Peltz?

Diesel Peltz was born in 1993 and is 33 years old as of July 2026. His birthday falls in late April, although the exact date has not been firmly confirmed.

3. Who are Diesel Peltz’s parents?

Diesel Peltz’s parents are American investor Nelson Peltz and former fashion model Claudia Heffner Peltz. They married in 1985 and have eight children together.

4. Who are Diesel Peltz’s siblings?

Diesel has seven full siblings: Matthew Peltz, Will Peltz, Brad Peltz, Brittany Peltz Buerstedde, Nicola Peltz Beckham, Zachary Peltz and Gregory Peltz. He also has two paternal half-siblings.

5. What is Diesel Peltz’s net worth?

Diesel Peltz’s exact net worth has not been publicly disclosed. His income may come from technology ventures, investments and his senior role at Trian, but no reliable figure confirms his wealth.