Schooner Capital
Crossover fundBoston · Seed–Late Stage · 16 people tracked
Find your way into Schooner Capital
2,820 people in our graph share verified history with the Schooner Capital team — schools, employers, funds. One of them is your warm intro.
Investment thesis
Schooner Capital operates from a permanent, evergreen capital base, investing in both private companies and public securities. It looks across sector, stage and geography, emphasizing independent judgment and contrarian thinking. With a patient approach developed over 55 years, the firm often invests multiple times in its holdings and favors deep, long-term partnerships with strong teams. Its evergreen structure and entrepreneurial roots let it respond to opportunities without mandate constraints or fundraising pressures. Profits support The Schooner Foundation, which is engaged in human rights causes globally.
Source: firm website, verified Aug 3, 2026.
Team · 16 people
from the firm's websiteWhat they invest in
from 33 of 37 portfolio companiesSaaS ×13AI & Machine Learning ×8Biotech ×8Healthtech ×8Enterprise Software ×6Deep Tech ×5Cloud Computing ×4Digital Health ×4
HQs:United States×20Australia×1Canada×1United Kingdom×1Ireland×1
Who they back
founder profiles across 16 portfolio companiesFounding team size:solo founder×92 founders×33 founders×34+ founders×1
Where their founders studiedfrom 17 founders with education data
Massachusetts Institute of Technology ×4Technical University of Munich ×2
What their founders studiedfrom 16 founders with field-of-study data
Engineering ×8Business & Management ×2Chemistry ×2Computer Science ×2Economics ×2Life Sciences ×2
Where their founders worked beforefrom 17 founders with career history
Carnegie Mellon University ×2
Investments · 37 tracked
founders shown can be your intro pathBy year:2026 · 42025 · 22024 · 12023 · 32022 · 22020 · 113 dated
Cartesian Therapeutics is a clinical-stage biotechnology company developing mRNA-based cell therapies aimed at treating autoimmune diseases.
BiotechHealthtechWatertown, US
Metin Kurtoglu(Executive Officer)Omid Farokhzad(Director)Chris Jewell(Executive Officer)inCarsten Brunn(President, CEO & Chairman of the Board)inEmily English(Executive Officer)inBlaine Davis(Executive Officer)in
Co-investorsK2 HealthVenturesMaryland TEDCOTEDCO+ND CapitalPolaris PartnersRUSNANO
4G Clinical builds randomization and trial supply management (RTSM) technology for complex clinical trials, serving biotech, biopharma, and CRO sponsors.
BiotechDigital HealthSaaSDover, US
Edward Tourtellotte(Executive Officer)David Kelleher(CEO)in
Co-investorsGoldman Sachs
Amplified helps brands and advertisers measure and optimize the value of consumer attention through data-driven tools and insights.
AdTechAI & Machine LearningData & InfrastructureMarketing TechSaaSAdelaide, AU
Co-investorsTen13Elevate Ventures
Amplified Industries builds wireless sensors and an AI-driven platform for monitoring and optimizing oilfield assets, offering well data capture, pump diagnostics (DynaCard/PumpCard), remote pump-off control, and spill and leak prevention.
AI & Machine LearningEnergyIoTBoston, US
Sebastien Mannai(Executive Officer, Director)inCharles-Henri Clerget(Executive Officer, Director, Promoter)
BoardWilliam Severns(Director)Alexandra Manick(Director)in
Co-investorsArgon VenturesSBXi
Bento operates a dental benefits platform that lets employers, associations, and health plans offer self-insured, customizable dental and vision plans with transparent pricing and AI-enabled real-time claim adjudication.
HealthtechInsurTechSaaS
Ram Sudireddy(CEO & Founder)in
Co-investorsCompanyon VenturesYork IE
AI-driven task management software for property managers
Boston, US
Jeremiah Gall(Executive Officer, Director)Jeremy Gall(Founder)in
BoardEd Walters(Director)Jeremiah Doyle(Director)Orhan Gazelle(Director)inSimon Lehmann(Director)
Co-investorsCatalyst InvestorsKrillion VenturesLaunchCapitalTamarisc Ventures
Brixton Bio develops Reneurx therapy, a treatment aimed at providing long-lasting pain relief for up to six months from a single administration.
BiotechMedical Devices
Charles Sidoti(Founder)in
Co-investorsAngel Physicians FundExcelestar VenturesFemHealth VenturesSV Health Investors
Capital Provisions provides office break room and unattended retail services including vending machines, micro markets, coffee, water, and pantry service, using logistics and inventory management technology.
FoodTechLogistics & Supply ChainRetail Tech
Carecubes provides healthcare facilities with solutions to prevent infectious disease spread while maintaining patient connections to family members.
HardwareHealthtechMedical Devices
Co-investorsLifeforce CapitalVery Serious Ventures
Censinet provides risk management solutions for healthcare organizations, built by former healthcare operators and security experts who understand the integrated risks healthcare systems face.
CybersecurityEnterprise SoftwareHealthtechSaaSBoston, US
Ed Gaudet(Founder)inCambrey Warein
Co-investorsBallad VenturesExcelerate Health VenturesHLM Venture PartnersMemorialCare Innovation FundExcel Venture ManagementLRVHealth+1 more
Commonwealth Fusion Systems develops commercial fusion power plants using high-temperature superconducting magnet technology to provide grid-scale energy.
CleantechClimate TechDeep TechEnergyCambridge, US
Brandon Sorbom(Founder)inRobert Mumgaard(Executive Officer, Director)inDaniel Brunner(Executive Officer)inBob Mumgaard(Founder)in
BoardMassimiliano Pieri(Director)Katie Rae(Director)in
Co-investorsAdvection Growth CapitalArmada Investment AGBay Bridge Ventures ClimateBeni Venture CapitalBrainstorm VenturesBreakthrough Energy Ventures+39 more
Congruity360 provides unstructured data management and governance software for enterprises managing large, dispersed datasets across multiple storage systems.
AI & Machine LearningCloud ComputingData & InfrastructureEnterprise SoftwareFall River, US
Co-investorsFlow CapitalG20 Ventures
Crunchtime provides restaurant operations management software for multi-unit and enterprise restaurant brands, covering inventory management, labor and scheduling, operations execution, learning and development, and kitchen management.
AI & Machine LearningEnterprise SoftwareFoodTechSaaSSan Francisco, US
Co-investorsBattery VenturesGolub GrowthDERIVE VENTURESOsage Venture PartnersTen Coves Capital
Cullinan Therapeutics develops clinical-stage T cell engager therapies targeting autoimmune diseases and cancer, leveraging immune modulation expertise to advance high-impact therapeutic candidates.
BiotechDigital Health
Co-investorsLAVLilly Asia VenturesMPM BioImpactTaiho Ventures, LLC
CustomMade is a custom jewelry design and creation service that works with clients to create bespoke pieces, including bridal, heirloom redesign, and fine jewelry.
B2B MarketplacesConsumerDirect to ConsumerE-commerceDover, US
Seth Rosen(Executive Officer, Director)in
BoardDavid Hauser(Director)Sasha Shusteff(Director)
Co-investorsAtlas VentureFirst Round CapitalFounder CollectiveGV (Google Ventures)Launch CapitalNextView Ventures
Emerald Cloud Lab (ECL) provides remote, cloud-based access to a life science research laboratory, letting researchers run and automate experiments and workflows without a physical lab.
BiotechCloud ComputingDeep TechAustin, US
Brian Frezza(Founder)inD.J. Kleinbaum(Founder)in
Co-investorsBlue Ivy VenturesGigafundSoundproof VenturesFounders FundOS Fund
JetCool designs direct-to-chip liquid cooling modules that use microconvective cooling technology to reduce energy consumption, water usage, and carbon footprints in high-power electronics.
CleantechDeep TechHardwareSemiconductorsLittleton, US
Bernard Malouin Jr.(Executive Officer, Director)Jordan Mizerak(Cofounder)inBernie Malouin(Founder & CEO)inAlexandra Manick(Director)inLawrence Fish(Director)
Co-investorsBosch VenturesMassVenturesRobert Bosch Venture CapitalIn-Q-TelRaptor Group
KewaZo builds construction automation technology, including robotic systems for material transport at industrial and construction sites, aimed at reducing crane time and improving safety.
Construction TechHardwareRobotics
Ekaterina Grib(Founder)inArtem Kuchukov(Founder)inLeonidas Pozikidis(Founder)in
Co-investorsBenson CapitalChevron Technology VenturesCybernetix VenturesFifth WallGaingelsMana Ventures+1 more
Aesthetic-medicine biopharma behind KYBELLA (deoxycholic acid) injection, acquired by Allergan in 2015 for ~$2.1 billion.
Co-investorsAisling CapitalARCH Venture PartnersProspect Venture PartnersALTITUDE LIFE SCIENCE VENTURESFoley VenturesInvus
Manna operates an air delivery service using drone technology to deliver medical equipment, food, and other goods, with plans to reduce traffic and improve air quality in urban areas.
Deep TechLogistics & Supply ChainMobility & Transportation
Bobby Healy(Founder)in
Co-investorsAtlantic Bridge VenturesFf Venture CapitalFrontline VenturesMolten VenturesRadius Capital VenturesTapestry VC+1 more
Mantle provides a business operations platform for app developers and businesses, offering billing, payment pages, analytics, email marketing, and integrations with tools like Stripe and Shopify.
Creator EconomyFintechSaaS
Co-investorsKillick CapitalOpenSky Ventures11.2 CapitalCorazon CapitalCraft VenturesFoundation Capital+2 more
MarginEdge builds a restaurant management platform that handles invoice processing, inventory, cost tracking, and accounting integrations for restaurant operators.
FintechFoodTechSaaSArlington, US
Roy Phillips(Co-founder, Client Services)inBo Davis(Co-founder & CEO)inBrian Mills(Co-founder & CTO)inEmma Whelan(Chief Financial Officer)inJess Finnefrock(Chief Operating Officer)inTara Clever(Chief Revenue Officer)in
Co-investorsBranded Strategic HospitalityConnetic VenturesDERIVE VENTURESIrishAngelsOsage Venture PartnersTen Coves Capital
MediaSilo is a cloud-based platform for managing, reviewing, and distributing video production assets securely.
Cloud ComputingEnterprise SoftwareMedia & EntertainmentSaaS
PartnerTed Henderson· led
Meili is a direct ancillary distribution platform that enables airlines and travel brands to offer car rental, hotel and mobility products to travelers.
B2B MarketplacesMobility & TransportationSaaSTravel & Hospitality
Mimetogen is a biotechnology company developing novel therapeutics, with a focus on tavilermide for ophthalmic indications including dry eye disease.
BiotechMedical DevicesMontreal, CA
Dr. Brazzell(Chief Medical Officer)François Mongrain(Chief Executive and Financial Officer)inKaren Meerovitch(Sr Vice-President and Chief Development Officer)in
BoardKevin Giese(Executive Chairman of the Board)Steven A. Pepose(Chief Medical Advisor)
Onebeat provides AI-powered software that optimizes retail inventory management across the product lifecycle, helping retailers forecast demand, allocate stock, and replenish inventory in real time to increase full-price sales and reduce waste.
AI & Machine LearningRetail TechSaaS
Dr Yishai Ashlag(CEO)inAvihai Shnabel(CBO)inLena Vatmacher(CHRO)inDima Dobrinsky(CTO)in
Co-investorsAnD VenturesMagenta Venture PartnersSurround Ventures
Ottometric provides a cloud-based data platform for developing driver-assistance and autonomous vehicle systems, automating validation workflows and transforming test data into actionable insights for automotive OEMs and suppliers.
AI & Machine LearningData & InfrastructureSaaSWaltham, US
John Curran(Executive Officer)Joseph Burke(Executive Officer, Director)inNick Pandher(Executive Officer)
BoardOrhan Gazelle(Director)inRich Redelfs(Director)inZenas Hutcheson(Director)in
Co-investorsRally Ventures Management, LlcHuntington Angels NetworkProeza VenturesPS27 VenturesTrucks VCSomersault Ventures
Tracsis provides computer-aided dispatching solutions for railroad operations, including train control platforms and traffic management systems designed to reduce human error and optimize resource efficiency.
AI & Machine LearningEnterprise SoftwareLogistics & Supply ChainMobility & TransportationSaaS
PartnerPeter Binas· led
Remedy Plan is a biopharmaceutical company developing drugs that target NAMPT, an essential enzyme dysregulated in more than 20 diseases including cancer.
BiotechHealthtechRockville, US
Gregory Plan Crimmins(Executive Officer, Director)
Co-investors20/20 HealthCare Partners LLCAlexandria
Seventh Generation manufactures plant-based household and personal care products designed to reduce environmental impact and promote sustainable practices.
Circular EconomyCleantechClimate TechConsumerImpact & Social Good
Jeffrey Hollender(Founder)in
Co-investorsRenewal Funds
SpottedRisk offers insurance, bonding, and lending products tailored to the film and television production industry, working with producers and production companies.
FintechInsurTechMedia & Entertainment
Co-investorsBantam Group
SRS Medical develops diagnostic and therapeutic technologies for urologic care, specifically for men with Benign Prostate Hyperplasia, using bladder function assessment to guide clinical treatment decisions.
Digital HealthHealthtechMedical Devices
Lee Brody(Chief Executive Officer)Chris Ernster(Vice President of Sales & Marketing)David Mahoney(EVP of New Business Development)
Wavebreak develops a drug discovery platform targeting amyloid oligomers, toxic protein intermediates implicated in neurodegenerative diseases including Alzheimer's and Parkinson's.
AI & Machine LearningBiotechDeep TechHealthtech
Bart Henderson(President & Chief Executive Officer)in
Co-investorsLifeforce Capital
Zixi provides software solutions for broadcast and live video workflows, serving content owners, broadcasters, service providers, sports organizations, and OTT providers with capabilities for content contribution, satellite replacement, B2B distribution, and direct-to-consumer enablement.
Cloud ComputingEnterprise SoftwareMedia & EntertainmentSaaS
Uri Avni(Co-Founder, CTO)
PartnerTed Henderson· led
Co-investors20/20 HealthCare Partners LLC
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
MillstonemedicalZippity
Exits · 4
1 IPOs · 3 acquisitions · showing 3Cartesian Therapeutics (NASDAQ: RNAC)NASDAQ: RNACBestdoctorsacq. by Teladoc HealthZixiacq. by Clearhaven Partners
Portfolio news
latest coverage across their companiesMarginEdge · pulse2.com · Aug 21, 2026

Crunchtime · restauranttechnologynews.com · Aug 13, 2026
4G Clinical · axios.com · Aug 13, 2026

Commonwealth Fusion Systems · techcrunch.com · Jul 30, 2026
Mantle · dallasinnovates.com · Jun 24, 2026
Cullinan Oncology · investing.com · Jun 23, 2026
JetCool · datacenterdynamics.com · Jun 18, 2026
Carecubes · tipranks.com · Jun 3, 2026
Frequently asked questions
- How many investments has Schooner Capital made?
- Schooner Capital has 37 tracked investments, 4 of which have exited, including 6 dated in the last 24 months.
- What stage does Schooner Capital invest at?
- Schooner Capital invests at the Seed, Late Stage stages.
- What sectors does Schooner Capital focus on?
- Schooner Capital focuses on Sector Agnostic.
- Where is Schooner Capital located?
- Schooner Capital is headquartered in Boston, US.
- Does Schooner Capital lead rounds?
- Schooner Capital has led 5 of the 10 rounds where its role is on record.
- Who does Schooner Capital co-invest with?
- Schooner Capital most often shares deals with 20/20 HealthCare Partners LLC, Lifeforce Capital, Collaborative Fund, among 85 tracked co-investors.
- What size deals does Schooner Capital back?
- Across 7 deals with disclosed amounts, Schooner Capital has joined rounds of $6.5M – $50M (median $10M).
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