# Thomas Unterman

> Thomas Unterman is a Series B investor backing Mobile and Advertising. See 13 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: Angel Investor
- Location: Santa Monica, United States
- Total investments: 13
- Last investment: Dec 2015
- Lead investor: 23%
- Last updated: Aug 2026
- Facebook: https://www.facebook.com/thomas.unterman

Thomas Unterman is a Series B investor in Santa Monica focused on Mobile and Advertising. Thomas E. Unterman founded Rustic Canyon in 1999 and has raised venture funds in excess of $800 million. Among his notable investments are Netscape, LoopNet, Glass Lewis and Fulcrum Bioenergy.Prior to forming Rustic Canyon Partners, Tom had been Executive Vice President and Chief Financial Officer of the Times Mirror Company From 1992 through1999. At Times Mirror, he led the acquisition and divestiture activity and oversaw the investment program.Prior to joining Times Mirror, Tom was a partner of the law firm of Morrison & Foerster LLP 1986 to 1992, which he joined after serving as a partner of Orrick, Herrington & Sutcliffe LLP from 1969 to 1986 .Tom serves actively on the boards of the California Community Foundation, CalArts, Heal the Bay, and MOCA.Tom earned a BA from Princeton University and a JD from the University of Chicago.

## Contacts

5 contacts available for Thomas Unterman: 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-unterman?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Series B | $14M–$35M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Mobile | 2 | 15% |
| Advertising | 2 | 15% |
| Fuel | 1 | 8% |
| SaaS | 1 | 8% |
| Biofuel | 1 | 8% |

26 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series B | 2 | 15% |
| Funding Round | 2 | 15% |
| Seed | 1 | 8% |
| Series A | 1 | 8% |
| Series C | 1 | 8% |

8 stages tracked in total.

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Factual | Factual is the location data company the world’s most valuable brands and tech companies trust to understand and intelligently grow their businesses.Factual provides product and engineering teams, marketers and data analysts access to the world’s most trusted, accurate and comprehensive data on places and people worldwide, transforming products,advertising and businesses with data that puts everything in context. | $35M | Series B | Dec 10, 2015 |  |
| Factual | Factual is the location data company the world’s most valuable brands and tech companies trust to understand and intelligently grow their businesses.Factual provides product and engineering teams, marketers and data analysts access to the world’s most trusted, accurate and comprehensive data on places and people worldwide, transforming products,advertising and businesses with data that puts everything in context. | $35M | Series B | Dec 10, 2015 |  |
| Good Technology | Good Technology Corporation provides secure mobility solutions for enterprises and governments worldwide. It offers a suite of collaboration applications, such as Good Launcher, a mobile desktop solution for business, Good Work, a mobile workforce for business-class e-mail and collaboration, Good Access, a browser that allows users to access thecorporate Intranets and Web applications, and Good Share, a solution that enables mobile business users to access, download, and share documents. It was founded in 1996 and headquartered in Sunnyvale, California. | $50M |  | Apr 29, 2013 |  |
| Fulcrum Bioenergy | Fulcrum Bioenergy converts household garbage into low-carbon transportation fuels, including jet fuel, diesel, and ethanol.The company aims to create a clean, low-cost, and sustainable source of domestic transportation fuel. Their approach relies on an abundant and renewable feedstock: municipal solid waste. Using a proven thermochemical processto convert municipal solid waste into ethanol, Fulcrum is leading the next generation of ethanol production. In 2007, E. James Macias and Jim McDermott established the company in Pleasanton, California. | $75M | Series C | Jan 25, 2011 |  |
| Factual | Factual is the location data company the world’s most valuable brands and tech companies trust to understand and intelligently grow their businesses.Factual provides product and engineering teams, marketers and data analysts access to the world’s most trusted, accurate and comprehensive data on places and people worldwide, transforming products,advertising and businesses with data that puts everything in context. | $2M | Seed | Feb 03, 2010 |  |
| LoopNet | LoopNet, Inc. is the leading online marketplace for commercial real estate and businesses for sale in the United States. The LoopNet.com online marketplace enables commercial real estate agents, working on behalf of property owners and landlords, to list properties for sale or for lease by submitting detailed property listing information in orderto find a buyer or tenant. Commercial real estate brokers, agents, buyers and tenants use the LoopNet online marketplace to search for available property listings that meet their commercial real estate criteria. By connecting the sources of commercial real estate supply and demand in an efficient manner, LoopNet enables commercial real estate participants to initiate and complete transactions more cost-effectively. LoopNet also delivers technology and information services to commercial real estate organizations to manage their online listing presence and optimize property marketing.LoopNet customers include virtually all of the top commercial real estate firms in the U.S., including CB Richard Ellis, Century 21 Commercial, Coldwell Banker Commercial, Colliers International, The CORE Network, Cushman & Wakefield, First Industrial Realty Trust, Grubb & Ellis, Jones Lang LaSalle, Lee & Associates, Lincoln Property Company, Marcus & Millichap, NAI Global, ONCOR International, Prudential CRES, RE/MAX, Sperry Van Ness, Staubach Retail and TCN Worldwide. | $50M | Post-IPO Equity | Apr 01, 2009 |  |
| Fulcrum Bioenergy | Fulcrum Bioenergy converts household garbage into low-carbon transportation fuels, including jet fuel, diesel, and ethanol.The company aims to create a clean, low-cost, and sustainable source of domestic transportation fuel. Their approach relies on an abundant and renewable feedstock: municipal solid waste. Using a proven thermochemical processto convert municipal solid waste into ethanol, Fulcrum is leading the next generation of ethanol production. In 2007, E. James Macias and Jim McDermott established the company in Pleasanton, California. | $14M | Series B | Apr 28, 2008 |  |
| Fulcrum Bioenergy | Fulcrum Bioenergy converts household garbage into low-carbon transportation fuels, including jet fuel, diesel, and ethanol.The company aims to create a clean, low-cost, and sustainable source of domestic transportation fuel. Their approach relies on an abundant and renewable feedstock: municipal solid waste. Using a proven thermochemical processto convert municipal solid waste into ethanol, Fulcrum is leading the next generation of ethanol production. In 2007, E. James Macias and Jim McDermott established the company in Pleasanton, California. | $6M | Series A | Dec 13, 2007 |  |
| Good Technology | Good Technology Corporation provides secure mobility solutions for enterprises and governments worldwide. It offers a suite of collaboration applications, such as Good Launcher, a mobile desktop solution for business, Good Work, a mobile workforce for business-class e-mail and collaboration, Good Access, a browser that allows users to access thecorporate Intranets and Web applications, and Good Share, a solution that enables mobile business users to access, download, and share documents. It was founded in 1996 and headquartered in Sunnyvale, California. | $51M |  | Sep 08, 2006 |  |
| Good Technology | Good Technology Corporation provides secure mobility solutions for enterprises and governments worldwide. It offers a suite of collaboration applications, such as Good Launcher, a mobile desktop solution for business, Good Work, a mobile workforce for business-class e-mail and collaboration, Good Access, a browser that allows users to access thecorporate Intranets and Web applications, and Good Share, a solution that enables mobile business users to access, download, and share documents. It was founded in 1996 and headquartered in Sunnyvale, California. | $70M |  | Aug 08, 2005 |  |

10 of 13 investments shown.

## Co-investors
- [Miramar Ventures](https://shizune.co/investors/profile/miramar-venture-partners) — VC Fund, 3 deals together
- [Oak Investment Partners](https://shizune.co/investors/profile/oak-investment-partners) — VC Fund, 3 deals together
- [Blueprint Ventures](https://shizune.co/investors/profile/blueprint-ventures) — VC Fund, 2 deals together
- [DCVC](https://shizune.co/investors/profile/data-collective) — VC Fund, 2 deals together
- [ePlanet Capital](https://shizune.co/investors/profile/dfj-eplanet-ventures) — VC Fund, 2 deals together
- [DFJ Growth](https://shizune.co/investors/profile/dfj-growth) — VC Fund, 2 deals together

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## Featured in investor lists
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## FAQ

### What does Thomas Unterman invest in?

Thomas Unterman invests primarily in Mobile, Advertising and Fuel startups, most often at Series B and Funding Round stage. Most of the 13 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Thomas Unterman's check size?

Thomas Unterman typically joins rounds of $14M–$35M at Series B. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Thomas Unterman participates in.

### How do I contact Thomas Unterman?

Public channels for Thomas Unterman include Facebook. 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 Unterman last invest?

The most recent investment recorded for Thomas Unterman closed in Dec 2015. Shizune tracks 13 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.

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