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Addition is a prominent venture capital firm based in New York, founded in 2020 by Lee Fixel, who previously led Tiger Global's private equity business. The firm has quickly established itself in the venture capital landscape, managing over $7 billion in assets across five funds raised in less than four years. Lee Fixel, recognized for his exceptional investment acumen, is the sole decision-making partner at Addition and has been featured on the Forbes Midas List 12 times throughout his career. This unique structure allows Addition to make swift investment decisions without the delays often associated with partnership consensus.
Since its inception, Addition has focused on investing in founder-led, technology-enabled businesses, targeting both early-stage and growth-stage opportunities. The firm allocates approximately one-third of its capital to early-stage ventures and two-thirds to growth-stage investments, reflecting a balanced approach to risk and reward. With a strong emphasis on sectors such as software, consumer technology, fintech, and artificial intelligence, Addition has positioned itself as a key player in the technology investment space.
Addition's investment strategy is centered around identifying and supporting founder-led, technology-enabled businesses. The firm primarily invests in multi-stage ventures, with a focus on software, consumer tech, fintech, and increasingly, artificial intelligence. Their check sizes range from $10 million to $200 million, with a sweet spot typically between $30 million and $50 million. This allows Addition to make significant investments in promising companies, providing them with the capital needed to scale effectively.
In terms of geographic focus, Addition primarily invests in North America and India, leveraging Lee Fixel's deep expertise in emerging markets from his time at Tiger Global. The firm seeks out innovative companies that demonstrate strong growth potential and are led by capable founders. By concentrating on technology-driven sectors, Addition aims to back businesses that are not only disruptive but also have the potential to redefine their respective industries.
Addition boasts a robust portfolio with a total of 164 investments and 10 notable exits. Among its most recognized portfolio companies are Stripe, Snyk, Navan, Chainalysis, and Hugging Face, all of which have made significant impacts in their respective fields. The firm has also made substantial investments in artificial intelligence, backing companies such as OneChronos, Applied Intuition, Snorkel AI, Render, and Base Power. One of the standout achievements in Addition's portfolio is the $6 billion IPO of dLocal in 2021, showcasing the firm's ability to identify and nurture high-growth companies.
The latest addition to their portfolio is Hello Vet, which received Series A funding in December 2025. Addition's strategic focus on technology-enabled businesses has allowed it to build a diverse and high-performing portfolio that reflects its commitment to innovation and growth.
Lee Fixel - Founder and Sole Decision-Maker: Lee is a former head of Tiger Global's private equity business and has been recognized on the Forbes Midas List 12 times for his investment prowess.
Todd Arfman - Partner: Todd plays a key role in supporting the firm's investment strategy and portfolio management.
To pitch Addition, founders should prepare a detailed pitch deck that outlines their business model, market opportunity, and growth strategy. While specific submission guidelines are not provided, a compelling presentation is essential. Founders are encouraged to reach out directly to discuss their ideas and explore potential investment opportunities.
Recently, Addition has made headlines with its investment in Hello Vet, which received Series A funding in December 2025. Additionally, the firm celebrated the exit of Chronosphere in November 2025, further demonstrating its active engagement in the venture capital space.
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