What Happened to Carter Milliken Reum?
Carter Reum is an American entrepreneur, venture capitalist, and author, widely recognized as the co-founder of M13 Ventures and for his marriage to media personality Paris Hilton. He has built a successful career investing in and advising numerous startups, while also navigating a high-profile personal life that includes two children with Hilton and recent public appearances as of 2026.
Quick Answer
Carter Reum is a prominent venture capitalist and entrepreneur, co-founding M13 Ventures, an early-stage investment firm with $1.9 billion in assets under management as of March 2026. He is married to Paris Hilton, with whom he shares two children, Phoenix and London. In February 2026, Reum romantically re-proposed to Hilton in Turks & Caicos, reaffirming their commitment. He continues to be active in the tech and startup ecosystem, while also making public appearances alongside his wife.
📊Key Facts
📅Complete Timeline14 events
Co-founds M13 Ventures
Carter Reum, along with his brother Courtney, co-founds M13, an early-stage venture capital firm focused on consumer products and services, designed to be a full-stack partner for startups.
Co-authors 'Shortcut Your Startup'
Carter Reum and his brother Courtney author the book 'Shortcut Your Startup: Speed Up Success with Unconventional Advice from the Trenches,' offering insights for aspiring entrepreneurs.
Begins dating Paris Hilton
Carter Reum and media personality Paris Hilton make their relationship official, having reconnected after knowing each other for 15 years.
Engaged to Paris Hilton
Reum proposes to Paris Hilton on a private island during her birthday trip.
Marries Paris Hilton
Carter Reum and Paris Hilton tie the knot in a lavish ceremony in Los Angeles.
Welcomes son Phoenix Barron
Carter Reum and Paris Hilton welcome their first child, son Phoenix Barron Hilton Reum, via surrogate.
Welcomes daughter London Marilyn
The couple welcomes their second child, daughter London Marilyn Hilton Reum, also via surrogate.
Attends DEFIANCE Act press conference
Carter Reum and Paris Hilton attend a press conference outside the U.S. Capitol in Washington, D.C., supporting the DEFIANCE Act, aimed at allowing victims to sue individuals responsible for AI-generated deepfake pornographic images.
Re-proposes to Paris Hilton
Reum surprises Paris Hilton with a romantic re-proposal in Turks & Caicos, five years after their initial engagement, with their two children present.
M13 Ventures reports $1.9B AUM
M13 Ventures, co-founded by Reum, announces $1.9 billion in assets under management across three funds, with over 200 investments and 54 exits.
Addresses marriage rumors
Carter Reum publicly clarifies and dismisses rumors of marital strain with Paris Hilton, explaining a viral 2024 Grammys video was due to Hilton not wanting her makeup smudged.
Celebrates Easter with family
Paris Hilton shares photos of Carter Reum and their children, Phoenix and London, celebrating Easter, affectionately calling them her '#CutesieCrew'.
Attends 12th Breakthrough Prize Ceremony
Carter Reum attends the 12th Breakthrough Prize Ceremony in Santa Monica, California, alongside his wife Paris Hilton.
M13 continues focus on disruptive software
M13 Ventures is highlighted for its ongoing focus on seed and Series A investments for disruptive software businesses, providing operational support to scale ventures.
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🔍Deep Dive Analysis
Carter Milliken Reum, born on February 5, 1981, has established himself as a significant figure in the venture capital and entrepreneurial landscape. He graduated from Columbia University in 2003 and began his career as an investment banker at Goldman Sachs. His entrepreneurial journey truly began when he co-founded VEEV Spirits with his brother, Courtney Reum, a premium alcohol brand that was later acquired by Luxco.
In 2016, the Reum brothers launched M13 Ventures, an early-stage venture capital firm designed to be the kind of partner they wished for as founders. M13 focuses on seed and Series A investments in disruptive software businesses, providing integrated operational support to its portfolio companies. The firm has grown substantially, boasting $1.9 billion in assets under management across three funds, over 200 direct investments, 54 exits, and 15 unicorns seeded or backed at Series A as of March 2026. M13 has invested in notable companies such as Lyft, Pinterest, Ring, and Snapchat, and is ranked among the top venture capital firms globally.
Reum's public profile significantly increased following his relationship with media personality Paris Hilton, which began in December 2019. They became engaged in February 2021 and married in a lavish ceremony in Los Angeles on November 11, 2021. The couple expanded their family through surrogacy, welcoming their son, Phoenix Barron, in January 2023, and daughter, London Marilyn, in November 2023.
In 2026, Reum's personal life continued to make headlines. On Valentine's Day, February 14, 2026, he romantically re-proposed to Paris Hilton in Turks & Caicos, with their children present, a gesture Hilton described as even more magical than the first. This event followed public speculation about their marriage, which Reum addressed directly in March 2026, clarifying that a viral video from the 2024 Grammys was simply Hilton avoiding smudged makeup, not a sign of marital trouble. He affirmed their strong bond, calling them "the happiest and best couple."
As of August 2026, Carter Reum remains a managing partner at M13 Ventures, actively involved in its investment strategy, which includes a focus on AI and Web3 opportunities. He and Hilton continue to make public appearances together, including attending the 12th Breakthrough Prize Ceremony in April 2026 and a press conference for the DEFIANCE Act in January 2026. His estimated net worth, primarily from his business ventures, ranges between $20 million and $40 million.
What If...?
Explore alternate histories. What if Carter Milliken Reum made different choices?