People

Serial founders

The most prolific builders in the graph — 5,295 founders who started two or more companies.

5,295 serial founders · page 26 of 89

Marc Tarpenning 2 companies

American technology entrepreneur (born 1964)

Tesla, NuvoMedia

Marcelo Tinelli 2 companies

Argentine television and radio host, media producer and businessman

Ideas del Sur, LaFlia Contenidos

Marco Arment 2 companies

American software developer and podcaster (born 1982)

Tumblr, The Magazine

Marcos Galperin 2 companies

Argentine businessman (born 1967)

MercadoLibre, Mercado Libre

Mariame Kaba 2 companies

American activist and community organizer (born 1971)

Sojourners for Justice Press, Project NIA

Mario Illien 2 companies

Swiss motorsport engineer

Ilmor, Mercedes AMG High Performance Powertrains

Mario Wynands 2 companies

New Zealand video game developer based in Wellington

Sidhe, PikPok

Marissa Mayer 2 companies

American business executive and engineer, former CEO of Yahoo!

Sunshine, Dazzle AI

Mariusz Świtalski 2 companies

Polish entrepreneur (born 1962)

Biedronka, Elektromis

Mark Katakowski 2 companies

American longevity research company

Forever Labs, Hubski

Mark Lee 2 companies

Hong Kong-born American architect and educator

Johnston Marklee, MarqVision

Mark Rein·Hagen 2 companies

American game designer

White Wolf Publishing, Lion Rampant

Martin Eberhard 2 companies

American engineer and business executive (born 1960)

Tesla, NuvoMedia

Martin Kenwright 2 companies

British video game designer

Evolution Studios, Starship Group

Martin Long 2 companies

English businessman (born 1950)

Churchill Insurance Company, Direct Line

Martin Lorentzon 2 companies

Swedish entrepreneur

Spotify, Spotify Technology

Martin Mills 2 companies

British businessman

Beggars Banquet Records, Beggars Group

Martin Naughton 2 companies

Irish billionaire businessman (1939–2026)

Glen Dimplex, Naughton Foundation

Martin Roscheisen 2 companies

R. Martin Roscheisen is an Austrian-American technology entrepreneur.

Nanosolar, FindLaw

Martine Rothblatt 2 companies

American lawyer, writer and businessperson

Sirius XM, Sirius Satellite Radio

Martyn S. Williams 2 companies

British explorer

Kailash Wisdom Traditions, Adventure Network International

Martín Almagro Gorbea 2 companies

Spanish prehistorian (born 1946)

Recerques, Complutum

Martín Casado 2 companies

American software engineer and investor

VMware, Nicira

Masahiro Sakurai 2 companies

Japanese video game designer (born 1970)

Project Sora, Sora Ltd.

Masao Maruyama 2 companies

Japanese anime producer (born 1941)

MAPPA, Madhouse

Masataka Matsutoya 2 companies

Musical artist

Kirarasha, MICA MUSIC LABORATORY

Masayoshi Son 2 companies

Japanese entrepreneur (born 1957)

SoftBank Group, SoftBank Vision Fund

Mason Ewing 2 companies

Cameroonian fashion designer

Ewing Publication, Mason Ewing Corporation

Mate Rimac 2 companies

Entrepreneur in automotive industry

Rimac Automobili, Rimac Technology

Matei Zaharia 2 companies

Romanian-Canadian computer scientist and engineer

Databricks, Apache Spark

Matt Clifford 2 companies

British entrepreneur

Entrepreneurs First, Entrepreneur First

Matt Flannery 2 companies

Branch (Matt Flannery), Branch International

Matt Mickiewicz 2 companies

Publisher of books and online courses

SitePoint, 99designs

Matt Rhoades 2 companies

American political consultant

America Rising, Definers Public Affairs

Matthew Carter 2 companies

English type designer (born 1937)

Carter & Cone, Bitstream Inc.

Matthew Glover 2 companies

British businessman and animal rights activist

VFC, Veganuary

Matthew Prince 2 companies

American business executive (born 1974)

Cloudflare, Omacom Foundation

Matthieu Jost 2 companies

French entrepreneur

MyGayTrip, misterb&b

Matthieu Pigasse 2 companies

French investment banker

Mediawan, Combat Media

Maurice Saatchi, Baron Saatchi 2 companies

British businessman and politician (born 1946)

M&C Saatchi, Saatchi & Saatchi

Max-Hervé George 2 companies

French businessman (born 1989)

Icona Capital, SWI Group

Mehmet Emin Karamehmet 2 companies

Turkish businessman

Turkcell, Çukurova Holding

Mehmet Öz 2 companies

American TV host and government official (born 1960)

Sharecare, HealthCorps

Melih Abdülhayoğlu 2 companies

Turkish-American entrepreneur

CA/Browser Forum, Comodo Group

Michael A. Wiener 2 companies

American businessman (1938–2009)

Infinity Broadcasting Corporation, CBS Radio

Michael Bloomberg 2 companies

American businessman and politician (born 1942)

Willett Advisors, Bloomberg L.P.

Michael Chu 2 companies

American private equity executive

Makani Science, L Catterton

Michael D. West 2 companies

American biogerontologist

Age X Therapeutics, Geron Corporation

Michael E. Jordan 2 companies

American basketball player and businessman (born 1963)

Michael Jordan's Steakhouse, UNRL

Michael Erlewine 2 companies

American archivist of popular culture

AllMovie, All Media Network

Michael G. Porter 2 companies

American businessman and professor (born 1947)

Monitor Deloitte, Tasman Institute

Michael Green 2 companies

Michael Green is an American talent manager, entrepreneur and movie producer.

Collective Digital Studio, Athena Security

Michael Jensen 2 companies

American economist (1939–2024)

Umoja Biopharma, Social Science Research Network

Michael Kors 2 companies

American fashion designer (born 1959)

Capri Holdings, Michael Kors

Michael MacMillan 2 companies

Canadian film and broadcasting executive (born 1957)

Blue Ant Media, Alliance Atlantis

Michael Mack 2 companies

German entrepreneur (born 1978)

Mack, Mack Media

Michael Malone 2 companies

Irish/Australian technology entrepreneur and business executive

iiNet, Smallstep

Michael Milken 2 companies

American financier, racketeer and securities fraudster (born 1946)

Milken Institute, Articulate

Michael Morhaime 2 companies

American video game developer and entrepreneur

Dreamhaven, Blizzard Entertainment

Michael R. Walker 2 companies

Canadian economist

Karndean International, Genesis HealthCare