# Thomas Naughton > Thomas Naughton is a Series B investor at Rockwood Holdings backing Retail. See 3 investments, round sizes, portfolio and contact details. Updated Aug 2026. - Type: Angel Investor - Fund: Rockwood Holdings - Location: Hanover, Germany - Total investments: 3 - Last investment: Jan 2009 - Lead investor: 33% - Last updated: Aug 2026 - LinkedIn: http://www.linkedin.com/pub/tom-naughton/0/11/b70 Thomas Naughton is a Series B investor at Rockwood Holdings in Hanover focused on Retail and Hardware. Thomas Naughton is the President at Rockwood Holdings.He attended Dartmouth College. ## Contacts 5 contacts available for Thomas Naughton: work email, personal email, work phone, personal phone and socials. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-email/tom-naughton?utm_source=investor_profile ## Investment focus ### Industry | Industry | Investments | Share | | --- | --- | --- | | Retail | 1 | 33% | | Hardware | 1 | 33% | | Software | 1 | 33% | ### Stage | Stage | Investments | Share | | --- | --- | --- | | Series B | 1 | 33% | | Series D | 1 | 33% | | Series E | 1 | 33% | ## Investments | Company | Description | Round size | Stage | Date | Website | | --- | --- | --- | --- | --- | --- | | ZoomSystems | ZoomSystems is the global leader in the automated retail industry. Founded in 2002, ZoomSystems develops and operates a valuable, unattended point-of-sale solution for brands and retailers. Its in-store and satellite retail units include integrated hardware, software and managed services to deliver a product from manufacturer to consumer, helpingbrands increase sales, expand market reach and enhance the consumer experience.The ZoomShop network has grown to more than 1,500 locations in airports, malls, resorts, military bases and retail stores across the US, Canada, Europe and Japan. Top brand and retail partners include Best Buy, Nespresso, Proactiv, Amazon, Essie, Benefit Cosmetics and Albertsons.ZoomSystems is based in San Francisco, CA and investors include Sierra Ventures, Goldman Sachs, Starfish Ventures and NeoCarta Ventures. | $20M | Series E | Jan 22, 2009 | | | ZoomSystems | ZoomSystems is the global leader in the automated retail industry. Founded in 2002, ZoomSystems develops and operates a valuable, unattended point-of-sale solution for brands and retailers. Its in-store and satellite retail units include integrated hardware, software and managed services to deliver a product from manufacturer to consumer, helpingbrands increase sales, expand market reach and enhance the consumer experience.The ZoomShop network has grown to more than 1,500 locations in airports, malls, resorts, military bases and retail stores across the US, Canada, Europe and Japan. Top brand and retail partners include Best Buy, Nespresso, Proactiv, Amazon, Essie, Benefit Cosmetics and Albertsons.ZoomSystems is based in San Francisco, CA and investors include Sierra Ventures, Goldman Sachs, Starfish Ventures and NeoCarta Ventures. | $35M | Series D | Oct 02, 2006 | | | ZoomSystems | ZoomSystems is the global leader in the automated retail industry. Founded in 2002, ZoomSystems develops and operates a valuable, unattended point-of-sale solution for brands and retailers. Its in-store and satellite retail units include integrated hardware, software and managed services to deliver a product from manufacturer to consumer, helpingbrands increase sales, expand market reach and enhance the consumer experience.The ZoomShop network has grown to more than 1,500 locations in airports, malls, resorts, military bases and retail stores across the US, Canada, Europe and Japan. Top brand and retail partners include Best Buy, Nespresso, Proactiv, Amazon, Essie, Benefit Cosmetics and Albertsons.ZoomSystems is based in San Francisco, CA and investors include Sierra Ventures, Goldman Sachs, Starfish Ventures and NeoCarta Ventures. | $12M | Series B | Jul 19, 2005 | | 3 of 3 investments shown. ## Co-investors - [Goldman Sachs](https://shizune.co/investors/profile/goldman-sachs) — VC Fund, 2 deals together - [Motorola Solutions Venture Capital](https://shizune.co/investors/profile/motorola-solutions-venture-capital) — VC Fund, 2 deals together - [Sierra Ventures](https://shizune.co/investors/profile/sierra-ventures) — VC Fund, 1 deal together - [Starfish Ventures](https://shizune.co/investors/profile/starfish-ventures) — VC Fund, 1 deal together ## About Rockwood Holdings VC Fund 1 contacts available at Rockwood Holdings. | Name | Title | Profile | | --- | --- | --- | | Thomas Naughton | President | https://shizune.co/investors/profile/tom-naughton | ## Similar investors ### Similar stage - [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund - [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund - [FJ Labs](https://shizune.co/investors/profile/fj-labs) — VC Fund ## FAQ ### What does Thomas Naughton invest in? Thomas Naughton invests primarily in Retail, Hardware and Software startups, most often at Series B and Series D stage. Most of the 3 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 Thomas Naughton? Public channels for Thomas Naughton include LinkedIn. 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. ### When did Thomas Naughton last invest? The most recent investment recorded for Thomas Naughton closed in Jan 2009. Shizune tracks 3 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly. ### 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. # About Shizune Shizune.co is an investor database. Core features: - 48,091 startup investors (angels, VCs, accelerators, and others) - Email, phone, LinkedIn (for intros), socials, and other contact data - Updated daily from public funding news - CSV and Excel export The User can access the full database FOR FREE after signing up: shizune.co