Mark Jacobstein
General Partner at Near Horizon
Stanford, California
Overview
Work Experience
Co-founder and General Partner
2023 - Current
Near Horizon is pioneering a new approach to venture building. We partner with entrepreneurs at company formation to build AI-powered companies, providing both capital and hands-on help
Co-Founder and President
2023
Jimini’s mission is to radically improve the efficacy of mental health care. We are starting by building an AI-augmented therapy model, where we have redesigned the entire patient journey, creating a clinically effective, more modern treatment for patients. Learn more and sign up at jiminihealth.com As co-founder and President, I work across many aspects of the business, including user experience, corporate strategy, recruiting the senior team and scientific leadership, and GTM.
Venture Builder
2024
Second automates all of your codebase maintenance, including upgrades (React 18 -> 19, Python 3.10 -> 3.14) and migrations (Angular -> React). We can free your engineering team to spend more time on your product, all for the fraction of the cost of a single engineer. Let's get started today, reach out for more information.
Venture Builder
2023
Advisor
2023
Board Member
2018
Luminopia develops a new class of treatments for significant neuro-visual disorders.
Raised $33,150,000.00 from Broadfin Advisors, U.S. Venture Partners, Shangbay Capital and The Vertical Group.
Board Member
2020
Odin is intended for use on common mobile smartphones.
Executive Business Advisor and stay-at-home dad
2023 - 2023
Executive Business Advisor at Immunai
2022 - 2023
Part-time business advisor for Immunai and stay-at-home dad.
Chief Business Officer
2020 - 2022
Immunai is a biotech company that provides mapping and reprogramming immunology, machine learning, and software engineering.
Raised $295,000,000.00 from Piedmont Capital Investments, Alexandria Venture Investments, Koch Disruptive Technologies, 8VC, ICon, Meron Capital and Talos VC.
Co-Chair Working Group on Data Access
2019 - 2019
Co-chair, along with Anish Chopra (ex-CTO of America) of the BCI workgroup on data access.
Education
B.A.
1988 - 1992