Jack Abraham
Founder & Managing Partner @ Atomic
San Francisco, United States
Jack Abraham is a seed investor at Atomic in San Francisco focused on Health Care and Software. Jack Abraham is based out of Florida and is the Chairman and Co-Founder of Indomo. Jack previously worked at TalkIQ as a Co-Founder and Investor. Jack Abraham attended The Wharton School.
- Total investments:
- 38
- Last investment:
- Lead investor:
- 11%
Last updated:
For AI agents: llms.txt
Industries Jack Abraham invests in
Stages Jack Abraham invests in
Countries Jack Abraham invests in
Round sizes
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Round size
- Seed
- $1.2M–$20M
- Series A
- $5M–$50M
- Series B
- $17M–$100M
Investment Focus
Industry
- Health Care 9 (24%)
- Software 6 (16%)
- Financial Services 5 (13%)
- Wellness 4 (11%)
- Biotechnology 4 (11%)
Stage
- Seed 20 (53%)
- Series A 9 (24%)
- Series B 4 (11%)
- Angel 1 (3%)
- Pre-Seed 1 (3%)
Country
- United States 26 (68%)
- France 1 (3%)
- Hong Kong 1 (3%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Wash Wise is a provider of laundry and garment care solutions offering convenient washing and dry-cleaning related services. | $1.2M / Pre-Seed / Aug 10, 2026 | ||
| Modular Full-Stack Renewable Energy Solutions for Commercial and Industrial Applications | $50M / Series A / Nov 13, 2025 | ||
| Arago develops a computing system that uses photonic technology to accelerate core operations in artificial intelligence and scientific computing. The company focuses on enhancing matrix multiplication performance, a key computational component in modern AI models, by using light-based processes rather than traditional electronic circuits. Itssystem integrates a PyTorch-based software stack with a multi-physics processor that handles tasks with cubic complexity, while a digital processor manages remaining operations with quadratic complexity. This hybrid approach maximizes memory transfer efficiency and processing capacity. The system supports industry-standard form factors, allowing for integration into existing hardware infrastructure without requiring significant changes. | $26M / Seed / Jul 08, 2025 | ||
| Healify is a mobile application that utilizes artificial intelligence to provide users with personalized health insights. The app collects data from various sources, such as wearable devices, biometric inputs, and lifestyle information, to offer tailored recommendations. Its features include tracking of sleep patterns, stress levels, and physicalactivity, aiming to assist users in managing their overall well-being. Healify also offers real-time guidance based on the user's health data, facilitating informed decisions about daily habits and routines. | $2M / Seed / May 01, 2025 | ||
| Modular Full-Stack Renewable Energy Solutions for Commercial and Industrial Applications | $35M / Series A / Apr 22, 2025 | ||
| Dorsia is a members-only platform that offers reservations at in-demand restaurants in major cities. The platform utilizes technology to enhance experiences for both operators and members, ensuring smooth booking without stress. Dorsia operates in various cities, including Miami, Los Angeles, Dubai, and San Francisco, making it a versatile choicefor food enthusiasts. | $50.4M / Series A / Feb 14, 2025 | ||
| Gameto is a biotechnology company whose mission is to redefine female reproductive health by developing therapies that improve lives.Women’s health is a vastly underserved therapeutic area. Most conditions have few treatment options, and those available often cause frequent complications and offer limited clinical benefit. Gameto aims to changethat.Gameto is committed to using cutting-edge scientific advances to deliver better solutions to patients. Using cellular engineering, they have developed a platform to produce female reproductive cell lines. They use proprietary combinations of transcription factors to reprogram hiPSCs into engineered ovarian and endometrium cell lines that mimic the functions of endogenous cells, producing and responding to all hormones. Their team of cellular engineers is using this platform to advance a portfolio of cellular therapeutics for female reproductive diseases. Gameto's first program, Fertilo, is a therapeutic for IVF and egg freezing, aiming to make the process shorter, safer and more effective. Additional applications of our platform include, an organoid of the female reproductive system, Deovo, and a cell-based therapeutic to ameliorate the health consequences of primary ovarian insufficiency and menopause, Ameno. | $33M / Series B / May 29, 2024 | ||
| Modular Full-Stack Renewable Energy Solutions for Commercial and Industrial Applications | $20M / Seed / Apr 22, 2024 | ||
| Rethinking the personal computing experience | $6.5M / Seed / Nov 30, 2023 | ||
| Dispatch helps independent financial advisors to build ideal firms through strategic investments and advanced technology. | $4.3M / Seed / Jul 10, 2023 | ||
| See all 38 investments → | |||
Co-Investors
About Atomic
Atomic is a venture studio created in 2012 by serial entrepreneur Jack Abraham to dramatically speed and scale the process of building breakout companies. We pioneered the model of bringing together ideas, talent and capital to start multiple companies in parallel like Bungalow, Found, Hims & Hers (NYSE: HIMS),Homebound, OpenStore, andReplicant. Described by Forbes as "The Pixar of Silicon Valley'', Atomic is headquartered in Miami, FLA.
Atomic Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Lauren Jacobson
Launcher
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Andrew Dudum
General Partner
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Benjamin Matlin
Chief Revenue Officer, Operating Partner
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Chester Ng
Partner
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Clay Kellogg
Operating Partner
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FAQ
What does Jack Abraham invest in?
Jack Abraham invests primarily in Health Care, Software and Financial Services startups, most often at Seed and Series A stage. Most of the 38 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What is Jack Abraham's check size?
Jack Abraham typically joins rounds of $1.2M–$20M at Seed, $5M–$50M at Series A and $17M–$100M at Series B. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Jack Abraham participates in.
How do I contact Jack Abraham?
Public channels for Jack Abraham include LinkedIn, X (Twitter) and the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
When did Jack Abraham last invest?
The most recent investment recorded for Jack Abraham closed in Aug 2026. Shizune tracks 38 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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