
Meet Our Team
Partners
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Ariel Ganz
Founder and General Partner
Ariel is a venture investor and a founding partner at Arben Ventures, championing early-stage startups at the cutting edge of deep-tech health. Inspired by her personal experiences with mental health and cancer, Ariel strives to create optimal, data-driven care for every human being on the planet.
As a postdoc at Stanford, Dr. Ganz’s research focuses on multi-omics, personalized medicine, and mental health. She earned her PhD at Cornell in Molecular Nutrition, and has published >20 peer-reviewed papers with 1641 citations, in fields ranging from nutrition to computational chemistry and theoretical physics.
Ariel co-founded the Stanford Mental Healthcare Innovations Summit, designed and co-taught the BIOS 237 "Engineering Wellness" course at Stanford, and co-founded the Open COVID Pledge. -
Ben Rolnik
Founder and General Partner
Ben Rolnik is the former Director of the Stanford Healthcare Innovation Lab and founder of enov.one.
His journey to reimagining healthcare started in an unlikely place– the world of rock-and-roll. Touring with legends like Aerosmith, Michael Jackson, and the Rolling Stones, Ben witnessed firsthand the deep struggles with depression, addiction, and unhappiness among even the most successful individuals. It led him to ask why health and well-being are so elusive– even for those with every material advantage.
He turned his focus to research, conducting biological profiling studies at Stanford, and showing the potential of personalized health protocols to improve mental health care. In 2019, he became the Director of the Stanford Healthcare Innovation Lab, working to bridge the gap between tech and medicine. SHIL has spun out >$500M in startup value over the last seven years alone.
Given his various roles, constantly meets incredible talent and great investors. He has a 6.9x unrealized angel investing track record.
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Manu Satyavolu
Venture Partner
Manu is a Venture Partner at Arben with a background in biomedical sciences and clinical research. She received her bachelor’s in biology from the University of California, Riverside, and a Masters in Biomedical Sciences from Southern California University of Health Sciences.
She has held roles in clinical data management and research, where she gained valuable insights into patient data systems, quality control, and the commercialization of medical technologies.
Manu's investment interests lie in femtech, sustainable and healthy foodtech, and cancer detection devices. She is particularly passionate about supporting companies that address critical pain points with easy and effective solutions. Outside of her professional pursuits, Manu enjoys cooking, baking, traveling, painting, and exploring new culinary experiences.
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Julia Cigarroa Heymach
Venture Partner
Julia is a Venture Partner for Arben based in San Francisco. In 2022, she graduated from Stanford with a bachelor’s in economics and an engineering masters, specializing in Computational Social Sciences. She is passionate about health policy analysis, economic equity, and data science.
Prior to Arben, she served as a Sand Hill Fellow and data analyst at the San Francisco Foundation, and interned with Governor Newsom’s Senior Advisor on Social Innovation. At Stanford, she was VP of Synapse, a nonprofit running brain injury support groups, and studied the treatment of TBIs at the University of Denver under Dr. Kim Gorgens.
Julia also trains in the Bay Area as a professional runner. She was an Olympic Trials Finalist in the 1500 meters and is the Stanford record-holder in the event. She raced for the Brooks Beasts Track Club 2022-2024 in Seattle.
Advisors
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Mike Snyder, PhD– Chair of Genetics, Stanford
During Mike’s 15+ year tenure as the Chair of Genetics at Stanford so far, the department has consistently ranked #1 in the world in genomics and proteomics (US News and World Reports).
His lab was the first to perform a large-scale functional genomics project in any organism, and he is famous as a pioneer of the use of multi-omic longitudinal profiling to monitor health. Prior to Stanford, he served as the director of the Yale Center for genomics and proteomics. Throughout his career, he has founded 20+ companies and invented foundational sequencing techniques. He serves as an unpaid advisor for Arben.
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Peter Gray– Emeritus Managing Partner and former CEO at Wellcome Trust
As the CEO of Wellcome Trust Investments, Peter managed roughly $50 billion worth of assets and led one of the strongest long-term investment track records of the firm’s class in the world– Wellcome’s assets grew from £13.5 billion in 2009 to £35 billion in 2021, with annualized investment returns of over 10% per annum over 20 years; and 16.4% per annum over five years.
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Dave McClure– Co-founder of Practical Venture Capital and CEO of '500 Startups'
Dave McClure is an engineer, entrepreneur and investor in Silicon Valley. He has over 30+ years of experience investing, working at Founders Fund and at PayPal, and as the founder and CEO of 500 Startups– a VC firm with over $2B AUM that has invested in 3,000 companies and 5,000 founders across 80 countries.
Alongside Aman, he is now a Co-founder at Practical Venture Capital. His investing track record includes 40+ unicorns and 10+ IPOs. In 2016 and 2017, he made the Forbes Midas List of top 100 VCs in the world. From 2008-10, when Dave was a VC at Founders Fund with Peter Thiel and Sean Parker, the $3M portfolio he managed returned >$180M (~60X, fully realized).
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Aman Verjee– Former CFO of eBay, PayPal and Sonos; Co-founder of Practical VC
Aman has served as a C-suite officer at PayPal, eBay, and Sonos, and led their executive management teams in creating billions of dollars in shareholder value. Aman is passionate about helping startups navigate the entire lifecycle of mergers, acquisitions, and integrations; has served as the COO of 500 Startups, the world’s most active VC firm at the time by number of investments made; and has co-founded Practical Ventures.
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Sophia Platt– Founding Partner at Bridge Funding Global
Sophia Platt is the founding partner of Bridge Funding Global (BFG), a Silicon Valley based top investment platform and marketplace for emerging managers.
BFG has built the name for discovering top talent in venture capital - coming from the most diverse backgrounds. They pride themselves in the meter-based selection process that they developed and mastered alongside their Selection Committee Board of the industry experts (including Hilton Foundation, Pivotal Venture, YMCA, Babson Endowment). Their LP - GP matching program has already resulted in 60+ LP commitments into women led funds. Each year BFG hosts one of the hardest to get in venture capital summits with LPs and GPs coming from 5 different continents to be “matched for investments.”
Sophia is also a mentor at Forster Nation, a CA-based nonprofit focused on supporting youth from foster care through mentorship and education.
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Walter Greenleaf– Neuroscientist, VR and Digital Health Expert at Stanford University Virtual Human Interaction Lab
Walter Greenleaf is a neuroscientist and a medical technology developer working at Stanford University. With over three decades of research and development experience, Walter is considered a leading authority in the field of digital medicine and medical virtual reality technology. Walter’s current research focus is on developing computer supported clinical products, with a specific emphasis on applying virtual reality and digital health technology to address difficult problems in behavioral and physical medicine such as Post-traumatic Stress, Anxiety Disorders, Depression, Traumatic Brain Injury and Stroke, Addictions, and Autism Spectrum Disorder.
Walter is the Co-founder and Board Chair for the International Virtual Reality Health Association (IVRHA). He helped establish the California State University Center for Disability Solutions and the International Society of Virtual Rehabilitation (ISVR). He’s also a Visiting Scholar at Stanford University’s Virtual Human Interaction Lab, and previously served as the Director of the Mind Division, Stanford Center on Longevity, where his focus was on age-related changes in cognition.
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Aloe Blacc– Founder, Grammy-Nominated Artist
Grammy-nominated, multi-platinum, singer/songwriter, Aloe Blacc, who is known for major hits such as “I Need A Dollar”, “The Man”, and “Wake Me Up”, pledged early in his career to use his music for positive social transformation.
A recipient of RIAA diamond certification, his mega-hit with Avicii, “WAKE ME UP,” has achieved more than 4 billion streams across multiple platforms. Aloe is currently working on his next musical project, Stand Together, with a focus on amplifying the mission of non-profit organizations.
In addition to music, Aloe is the founder of Major Inc, a biotech company with a drug development platform focused on cancer treatments with chief scientist, Dr. Gomika Udugamasooriya,
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Sylvia Benito– CEO of Justice Partners, Family Office Investor
Sylvia has 20+ years of portfolio management experience, with a focus on retirement assets for individuals with over $1 billion. She holds a CFA and is known for her mentorship and advocacy in conscious capitalism– which emphasizes ethical practices, health, and sustainability alongside profit.
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Sophia Mahfooz– Founder of NeuroX Health
Sophia Mahfooz is an executive and humanitarian activist who has brought over a thousand women and families out of Afghanistan, and helped them navigate international relations and job placements. Sophia is a founder of the startup NeuroX Health, and former COO of Girls in Tech. She is an unpaid advisor for Arben.

Impact
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Ariel and Ben were among the first investors who believed in us when we had limited resources.
The connections and insights facilitated by Arben Ventures have significantly increased our visibility and credibility within the U.S. investor community. Their investment goes beyond capital; they are genuinely invested in the success of the businesses they support.
Annika Lundström
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They are thinking about your startup from the get-go, whether it's talking about it with someone they meet at a coffee shop or at a conference.
To that end, I have never met people with such good networks!
Ariel is always there for you as a founder - whether it's for a confidence boost, problem-solving, or recruiting. She really is 'in the trenches with you.'
Amie Leighton
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Arben is so much more than just a fund. They've given me amazing connections and opportunities that have made a huge difference early-on in building our company.
Bonnie Maven
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Arben Ventures are first in, they do not follow the herd, that's what makes them unique.
Arben Ventures has been instrumental in supporting ModoScript's growth, they are committed to backing cutting edge solutions that equitably improves the quality of life of patients.
David Zuleta
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I have been working with Ben and Ariel for the past two years, and I can confidently say that they are the hardest working and most valuable investors we have.
What sets them apart is their unique blend of deep understanding of both hard science and marketing—a combination rarely found in other investors.
Meredith Perry
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The world needs more investors like them—savvy, smart, creative, and strategic, yet also great humans.
In the nine months since Arben's investment, Ariel and Ben have shown unwavering support. Ariel and Ben immediately grasped the depth and breadth of our vision from both a science and business perspective and expressed their willingness to help us achieve it.
Natalise Kalea Robinson
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I can genuinely say from my experience getting funded by the leading U.S. government science agency, NSF, and garnering support from health insurance companies to Johnson & Johnson, that their commitment to founder success is unprecedented.
Their domain expertise, as well as questions that were sensitive & specific to the industry really reassured me that not only do they get it, but immediately Ariel was able to pull in clinicals experts in the field to validate the need from the product.
Laurén Wright
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[They’ve helped us] through introductions to other investors and they offer positive spirit and support!
Nikhil Joshi
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Through Arben we have been connected us to an incredible group of fellow founders and leaders that have offered invaluable perspective, advice, and community.
Tara Ghazi
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I love the founder's program - it's a great way to connect with my peers, which is difficult to do normally since we're all so busy.
Téa Phillips