# QuestMark Partners

> QuestMark Partners is a VC fund backing Software and Biotechnology. See 56 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: Baltimore, United States
- Total investments: 56
- Last investment: Sep 2021
- Lead investor: 30%
- Last updated: Aug 2026
- LinkedIn: http://www.linkedin.com/company/questmark-partners
- X (Twitter): http://twitter.com/QuestMarkVC
- Website: http://www.questm.com

QuestMark Partners is an expansion-stage venture capital firm, providing growth capital to exceptional management teams across the U.S. With over $900 million under management, QuestMark targets highly-differentiated, often category-creating companies with the commercial traction and strategic position to support long-term standalone success. Sinceits founding in 1998, QuestMark’s collaborative, insightful, and patient approach to company building has helped many entrepreneurial firms become market leaders, across a range of industries. For more information on QuestMark, visit www.questmarkpartners.com or follow @QuestMarkVC.

## Contacts

5 contacts available for QuestMark Partners. Shizune tracks 5 team members at QuestMark Partners. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/questmark?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 10 | 18% |
| Biotechnology | 9 | 16% |
| Health Care | 8 | 14% |
| Enterprise Software | 8 | 14% |
| Information Technology | 5 | 9% |

75 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series C | 11 | 20% |
| Series E | 9 | 16% |
| Series F | 9 | 16% |
| Funding Round | 9 | 16% |
| Series D | 6 | 11% |

9 stages tracked in total.

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Benjamin Schapiro | CEO | 12 | https://shizune.co/investors/profile/benjamin-s-schapiro |
| Coral Ryan | Executive Assistant | 0 | https://shizune.co/investors/profile/coral-ryan |
| Jackie Erlich | Executive Administrator | 0 | https://shizune.co/investors/profile/jackie-erlich |
| Lynn Dymond | Controller / Director of Finance | 0 | https://shizune.co/investors/profile/lynn-dymond |
| Timothy L. Krongard | Partner | 0 | https://shizune.co/investors/profile/timothy-l-krongard |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Paperspace | Ceres, Inc. (Ceres) is an agricultural biotechnology company selling seeds to produce renewable biomass feedstocks. The Company’s large-scale commercial products are sweet sorghum varieties that can be used as a drop-in feedstock to extend the operating season of Brazilian sugarcane-to-ethanol mills. Its products include sweet sorghum, high biomasssorghum, switchgrass, miscanthus and row crops. Its energy crops can also be used for the production of second-generation biofuels and bio-based chemicals, including cellulosic ethanol, butanol, jet fuel, diesel-like molecules and gasoline-like molecules, from non-food biomass. Baseload utility scale electric power can also be generated from the biomass feedstocks grown from its seeds. Ceres has sold switchgrass and high biomass sorghum seeds in the United States under its Blade Energy Crops (Blade) brand. In January 2010, the Company incorporated a subsidiary, Ceres Sementes do Brasil Ltda. |  | Series F | Sep 27, 2021 |  |
| Ceres | Ceres applies genetic research and trait development to improve crop productivity, enhance quality characteristics, and support cultivation under varied environmental conditions. Its technology portfolio includes DNA-based trait solutions designed for integration across multiple crop types and end markets. Ceres also provides bioinformaticscapabilities through its Persephone software, which enables structured exploration and analysis of genomic data. |  | Series F | Sep 27, 2021 |  |
| Peloton | Peloton is revolutionizing the fitness industry by merging high design with modern technology to provide access to live and on-demand fitness group classes led by elite NYC instructors. With instant access to classes, performance tracking metrics, and a motivating real-time leaderboard, Peloton is changing the way people get fit through acomprehensive and socially connected experience that makes every workout both efficient and addicting. By merging hardware, software, and content, the company creates the most unique, efficient, and addicting workout experience on the market. Peloton is sold online and in its growing number of showrooms across the country.The company was founded in 2012 and is headquartered in New York. | $550M | Series F | Aug 02, 2018 |  |
| KeyMe Locksmiths | KeyMe is a mobile app that allows users to store, share, and duplicate their physical keys based on a digital image. The company provides an app for copying keys and robotic kiosks for new key fabrication. It offers customers a one-stop solution for all their locksmith needs ranging from lockouts and re-keys to complex installations and customjobs.KeyMe smart kiosks are deployed in over 2,500 locations across leading retailers across 46 states, including (alphabetically): Acme, Albertsons, AutoZone, Bed Bath & Beyond, Brookfield, Dillons, Foodmaxx, Foodtown, Frys, Giant Eagle, GGP, Harmon Face Values, IKEA, Jewel-Osco, JLL Properties, Kmart, Kroger, Mall of America, Navarro, Ralphs Grocery, Randalls, Rite Aid, Safeway, Save-A-Lot, Save Mart, Sears, Simon Malls, Smith’s Food & Drug, Starwood, Tom Thumb, UNFI, Vons and 7-Eleven, among others.KeyMe kiosks are the first and only kiosks with the ability to duplicate the majority of vehicles and RFID keys on the market. The smart kiosks copy most keys in under 30 seconds, at a rate that is 10 times more accurate than the industry average. KeyMe investors include Battery Ventures, BlackRock, Comcast Ventures, Questmark Partners, Ravin Gandhi, River Park Ventures, and White Star Capital. | $25M | Series D | Sep 14, 2017 |  |
| Peloton | Peloton is revolutionizing the fitness industry by merging high design with modern technology to provide access to live and on-demand fitness group classes led by elite NYC instructors. With instant access to classes, performance tracking metrics, and a motivating real-time leaderboard, Peloton is changing the way people get fit through acomprehensive and socially connected experience that makes every workout both efficient and addicting. By merging hardware, software, and content, the company creates the most unique, efficient, and addicting workout experience on the market. Peloton is sold online and in its growing number of showrooms across the country.The company was founded in 2012 and is headquartered in New York. | $325M | Series E | May 24, 2017 |  |
| KeyMe Locksmiths | KeyMe is a mobile app that allows users to store, share, and duplicate their physical keys based on a digital image. The company provides an app for copying keys and robotic kiosks for new key fabrication. It offers customers a one-stop solution for all their locksmith needs ranging from lockouts and re-keys to complex installations and customjobs.KeyMe smart kiosks are deployed in over 2,500 locations across leading retailers across 46 states, including (alphabetically): Acme, Albertsons, AutoZone, Bed Bath & Beyond, Brookfield, Dillons, Foodmaxx, Foodtown, Frys, Giant Eagle, GGP, Harmon Face Values, IKEA, Jewel-Osco, JLL Properties, Kmart, Kroger, Mall of America, Navarro, Ralphs Grocery, Randalls, Rite Aid, Safeway, Save-A-Lot, Save Mart, Sears, Simon Malls, Smith’s Food & Drug, Starwood, Tom Thumb, UNFI, Vons and 7-Eleven, among others.KeyMe kiosks are the first and only kiosks with the ability to duplicate the majority of vehicles and RFID keys on the market. The smart kiosks copy most keys in under 30 seconds, at a rate that is 10 times more accurate than the industry average. KeyMe investors include Battery Ventures, BlackRock, Comcast Ventures, Questmark Partners, Ravin Gandhi, River Park Ventures, and White Star Capital. | $15M | Series C | Sep 16, 2016 |  |
| Applause | Applause is a crowd-sourced digital quality testing enabling companies to deliver digital experiences to their customers. Software is at the heart of how all brands engage users, and digital experiences must work flawlessly everywhere. With 300,000+ testers available on-demand around the globe, Applause provides brands with a full suite of testingand feedback capabilities. This approach drastically improves testing coverage, eliminates the limitations of offshoring and traditional QA labs, and speeds time-to-market for websites, mobile apps, IoT, and in-store experiences.Thousands of leading companies — including Ford, Fox, Google, and Dow Jones — rely on Applause as a best practice to deliver high-quality digital experiences that customers love. It was founded in 2007 and is based in Framingham, Massachusetts, United States/ | $35M | Series F | Sep 14, 2016 |  |
| Airship | Airship creates deeper connections with customers by delivering incredibly relevant, orchestrated messages on any channel. Marketing and digital experience teams at thousands of the world’s most admired companies rely on Airship’s Customer Engagement Platform to create deeper connections with customers by delivering incredibly relevant,orchestrated messages on any channel. Founded in 2009 as a pioneer in push notifications, Airship now gives brands the user-level data, engagement channels, AI orchestration and services they need to deliver push notifications, emails, SMS, in-app messages, mobile wallet cards, and more to exactly the right person in exactly the right moment — building trust, boosting engagement, driving action and growing value. | $8.3M | Series E | Apr 29, 2016 |  |
| Vidyo | We’re video-enabling the world. Recognized in the Gartner Magic Quadrant as a leader and a visionary, Vidyo is used by organizations like Google, CERN, Etsy, Philips, Alibaba, Kaiser, DISA and others. We are tackling a huge challenge: to ensure that the world can take advantage of the endless benefits of video chat by making it better than anyother form of communication, whether you are in the office - or far out in the field under challenging bandwidth and wifi conditions.Vidyo makes it easy to embed the most beautiful, resilient and immersive multiparty video chat into any application, on any connected device. In healthcare, banking, IoT, customer engagement, enterprise collaboration, government, field services and more, video chat is revolutionizing - while simplifying - how we communicate. We envision a future in which hospitals, banks, universities, police stations, data centers, manufacturing facilities and all places in between see elegant video chat as the sustainable and intuitive way for humans to better connect with one another - making us more productive while saving tons of time and resources. From Silicon Valley to New York, Europe, Asia-Pacific and beyond, Vidyo is one of the most diverse teams in tech, with hundreds of gifted employees living and sharing their experiences all over the world. We are beyond excited about what we’re building, and believe our mission is just getting started. | $15M | Series E | Dec 14, 2015 |  |
| Vapotherm | Vapotherm, Inc. is a privately held company based in Exeter, New Hampshire, dedicated to the development, manufacture and marketing of respiratory devices that improve clinical outcomes, reduce overall delivery costs and improve quality of life for patients.The company's breakthrough technology centers on the benefits of high flow deliveryof breathing gases through a patented process for heating and humidification. | $30M | Series C | Nov 24, 2015 |  |

10 of 56 investments shown.

## Co-investors
- [Cross Creek](https://shizune.co/investors/profile/cross-creek-capital) — VC Fund, 8 deals together
- [Kaiser Permanente Ventures](https://shizune.co/investors/profile/kaiser-permanente-ventures) — VC Fund, 8 deals together
- [Morgenthaler Ventures](https://shizune.co/investors/profile/morgenthaler-ventures) — VC Fund, 7 deals together
- [Intel Capital](https://shizune.co/investors/profile/intel-capital) — VC Fund, 5 deals together
- [August Capital](https://shizune.co/investors/profile/august-capital) — VC Fund, 4 deals together
- [Greylock](https://shizune.co/investors/profile/greylock) — VC Fund, 4 deals together

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- [Bessemer Venture Partners](https://shizune.co/investors/profile/bessemer-venture-partners) — VC Fund

## FAQ

### What does QuestMark Partners invest in?

QuestMark Partners invests primarily in Software, Biotechnology and Health Care startups, most often at Series C and Series E stage. Most of the 56 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### How do I contact QuestMark Partners?

Public channels for QuestMark Partners 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.

### Who are the partners at QuestMark Partners?

The team at QuestMark Partners includes Benjamin Schapiro (CEO), Coral Ryan (Executive Assistant) and Jackie Erlich (Executive Administrator). The Team section lists each member with their title, investment count and links.

### 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 Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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