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§ Private Profile · Chicago, IL, USA
Digital health platform providing virtual digestive health care for employers and health plans, addressing IBS, IBD, and GERD.
Cylinder is a digital health company that provides a virtual-first platform for personalized digestive care, addressing conditions like irritable bowel syndrome and chronic constipation. Operating on a business-to-business model, the company partners with employers and health plans to manage gastrointestinal care, a sector that costs the United States approximately $136 billion annually and affects up to 70% of adults. The platform connects users with gastroenterologists, dietitians, and health coaches, demonstrating a 5:1 return on investment for enterprise clients while helping 91% of members report improved gastrointestinal symptoms and clinical outcomes. The organization's leadership and clinical advisory board draw on prior experience from prominent healthcare entities including Humana and Virta Health, with medical guidance from industry veterans such as Dr. Dena Bravata. Originally operating under the name Vivante Health, Cylinder was founded in 2021 by Bill Snyder.
Cylinder has raised $52.8M across 3 funding rounds.
Cylinder has raised $52.8M in total across 3 funding rounds.
Cylinder has raised $52.8M in total across 3 funding rounds.
Cylinder's investors include Health Catalyst Capital, 7wire Ventures, Digitalis Ventures, Hubrix Ventures, Mercato Partners, L.D. Salmanson, Distributed Ventures, Human Capital, Intermountain Ventures, SemperVirens, Big Pi Ventures, Elements Health Ventures.
Cylinder has raised $52.8M across 3 funding rounds. Most recently, it raised $31.0M Series B in September 2023.
| Date | Round | Lead Investors | Other Investors | Status |
|---|---|---|---|---|
| Sep 1, 2023 | $31M Series B | Health Catalyst Capital | 7wire Ventures, Digitalis Ventures, Hubrix Ventures, Mercato Partners, L.d. Salmanson, Distributed Ventures, Human Capital, Intermountain Ventures, SemperVirens | Announced |
| Mar 1, 2022 | $16M Series A | 7wire Ventures | Digitalis Ventures, Hubrix Ventures, L.d. Salmanson, BIG PI Ventures, Elements Health Ventures, Human Capital, Intermountain Ventures, Leaps BY Bayer, LifeForce Capital, NFP Ventures, SemperVirens | Announced |
| Jan 20, 2020 | $5.8M Series A | Marco Veremis, Sander Duncan | Longmont Capital, NFP Ventures | Announced |
Cylinder is a Chicago-based technology startup revolutionizing digestive healthcare through a virtual platform that delivers personalized, clinician-backed care for gastrointestinal (GI) issues. Founded in 2021 (formerly Vivante Health), it serves employers and health plans as an employee benefit, targeting the 40% of people affected by daily GI problems like GERD, ulcerative colitis, celiac disease, bloating, and gas, which drive 8.3 million annual ER visits and $136 billion in U.S. healthcare costs.[3][5][6] Cylinder connects members to GI doctors, dietitians, and health coaches via an intuitive app, offering individualized care plans that reduce healthcare spend (e.g., 15% reduction in one employer case study), cut ER visits and admissions, and deliver up to 5:1 ROI with 13% employee engagement; it has served over 100,000 people across all 50 states, earning spots on the 2025 New York Digital Health 100 and other accolades.[3][5][6]
Its growth momentum is strong, marked by strategic acquisitions like AI-powered stool imaging from Dieta Health, peer-reviewed clinical results, and partnerships with entities like Texas A&M University and US Foods, positioning it as a leader in accessible, tech-driven GI care.[5][6]
Cylinder was founded in 2021 by Bill Snyder, its CEO, emerging from Vivante Health to address gaps in digestive healthcare accessibility.[3][5] Snyder, leveraging insights into the healthcare landscape, built a "human-first" virtual platform amid rising demand for convenient GI solutions, as GI issues impact daily life and balloon healthcare costs.[3][5] Early traction came from its employer-benefit model, demonstrating rapid results like a 300% ROI in a large employer case study with reduced ER visits and inpatient stays; pivotal moments include the 2025 acquisition of Dieta Health's AI tech and national recognitions, such as the New York Digital Health 100, fueling expansion.[3][5][6]
Cylinder rides the wave of digital health expansion, particularly in virtual care for chronic conditions, as telehealth adoption surges post-pandemic and employers prioritize cost-saving wellness benefits amid $136B GI-related expenses.[5][6] Timing is ideal: GI issues top ER drivers, yet access remains fragmented; Cylinder's platform aligns with AI-health trends (e.g., imaging tools) and holistic care demands, reducing systemic burdens like absenteeism.[3][5] It influences the ecosystem by setting benchmarks for ROI-driven digestive health, inspiring employer adoption and peer-reviewed innovation, while integrating care ecosystems for better outcomes.[3][6]
Cylinder is poised for accelerated growth through AI enhancements, clinical trials, and employer expansions, potentially capturing more of the massive GI market as research links digestive health to overall wellness.[3][5] Trends like AI diagnostics and value-based care will propel it, evolving its influence from niche provider to mainstream digestive health standard—building on its "convenient, personalized, affordable" promise to transform lives and cut costs at scale.[3][5][6] This positions Cylinder as a beacon in healthcare innovation, directly tackling everyday GI struggles with tech-forward precision.