Tom Peterson
Venture Partner @ Rally Ventures
Menlo Park, United States
Tom Peterson is a veteran early-stage technology investor who has been with El Dorado Ventures since 1986. He focuses on early-stage investments in software, service and communications companies.Tom joined El Dorado in 1986 from Union Venture Corp., the venture capital arm of Union Bank of California, where he was an Investment Officer. Priorto joining Union Venture, Tom held engineering and management positions with Hewlett-Packard and General Electric.Tom received a Bachelor's degree in Electrical Engineering from Iowa State University and an MBA from the UCLA Anderson School of Management.
- Total investments:
- 22
- Last investment:
- Lead investor:
- 36%
Last updated:
For AI agents: llms.txt
Industries Tom Peterson invests in
Stages Tom Peterson invests in
Countries Tom Peterson invests in
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Investment Focus
Industry
- Software 6 (27%)
- Analytics 3 (14%)
- SaaS 2 (9%)
- Information Technology 2 (9%)
- B2B 1 (5%)
Stage
- Seed 6 (27%)
- Series A 5 (23%)
- Series B 3 (14%)
- Pre-Seed 2 (9%)
- Series C 2 (9%)
Country
- United States 12 (55%)
- Canada 1 (5%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| 401GO administers 401(k) plans for business of all sizes and helps them to run their business smoothly. From a single to thousands of employees. Ongoing administration is automated with payroll integrations while compliance, government filings, notifications, and all other responsibilities are handled by the company. | $33M / Series B / Dec 09, 2025 | ||
| 401GO administers 401(k) plans for business of all sizes and helps them to run their business smoothly. From a single to thousands of employees. Ongoing administration is automated with payroll integrations while compliance, government filings, notifications, and all other responsibilities are handled by the company. | $12M / Series A / Apr 23, 2024 | ||
| Buildstock is a B2B construction materials marketplace & Fintech software company, focused on connecting buyers of materials directly with materials suppliers for bulk purchasing of base building materials, in the high rise & industrial market. While also offering access to real time lending for procurement & factoring for PurchasingOrders of suppliers; improving, cost of materials, time efficiency, data accuracy & cashflow innovation. | $1.6M / Pre-Seed / Feb 22, 2024 | ||
| Epoch is a software application that automates virtual and in-person internal events to enable employee experiences. The company was founded in 2018 and is headquartered in Kitchener, Ontario, Canada. | $3.6M / Seed / Feb 23, 2022 | ||
| Our mission is to use technology and design to level the playing field for small businesses and the common person in a world where typically on the wealthiest people and large corporations can afford expensive counsel. | $2.3M / Pre-Seed / Mar 31, 2021 | ||
| Clinical Research IO is a health tech company developing eSource technology to streamline clinical research workflow. It assists pharma, biotech, research sites, and academic research centers streamlines regulatory workflows with one system that enables a single point of data capture. | $3.5M / Series A / Feb 28, 2021 | ||
| Clinical Research IO is a health tech company developing eSource technology to streamline clinical research workflow. It assists pharma, biotech, research sites, and academic research centers streamlines regulatory workflows with one system that enables a single point of data capture. | $1.4M / Convertible Note / Mar 01, 2020 | ||
| Clinical Research IO is a health tech company developing eSource technology to streamline clinical research workflow. It assists pharma, biotech, research sites, and academic research centers streamlines regulatory workflows with one system that enables a single point of data capture. | $1.7M / Seed / Dec 01, 2017 | ||
| Braze is a comprehensive customer engagement platform that powers relevant and memorable experiences between consumers and the brands they love. Context underpins every Braze interaction, helping brands foster human connection with consumers through interactive conversations across channels that deliver value quickly and continuously. The companywas named a Leader in the 2019 Gartner Magic Quadrant for Mobile Marketing Platforms and was recognized as one of Inc Magazine's 2019 Best Workplaces. Braze is headquartered in New York with offices in Chicago, London, San Francisco, and Singapore. Learn more at braze.com. | $50M / Series D / Sep 19, 2017 | ||
| Braze is a comprehensive customer engagement platform that powers relevant and memorable experiences between consumers and the brands they love. Context underpins every Braze interaction, helping brands foster human connection with consumers through interactive conversations across channels that deliver value quickly and continuously. The companywas named a Leader in the 2019 Gartner Magic Quadrant for Mobile Marketing Platforms and was recognized as one of Inc Magazine's 2019 Best Workplaces. Braze is headquartered in New York with offices in Chicago, London, San Francisco, and Singapore. Learn more at braze.com. | $50M / Series D / Aug 09, 2017 | ||
| See all 22 investments → | |||
Co-Investors
About Rally Ventures
Rally Ventures invests exclusively in early-stage business technology companies, focusing on entrepreneurs creating major new markets or bringing transformative approaches to existing ones. Areas of investment include cloud infrastructure, fintech, SaaS+ and security. Since 1997, Rally Ventures' partners and venture capital industry veteranshave invested in or run early stage enterprise business-to-business technology companies with a proven ability to deliver superior returns regardless of the overall market environment. From investing to operating, they have demonstrated a repeatable model that has delivered significant investment returns over the past 30 years.
Rally Ventures Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Anna Klombies
Tech Partner
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Charles Beeler
Managing Director
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Chris DiBona
Technical (Limited) Partner
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Christopher Key
Tech Partner
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James Gibson
Associate
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FAQ
What does Tom Peterson invest in?
Tom Peterson invests primarily in Software, Analytics and SaaS startups, most often at Seed and Series A stage. Most of the 22 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 Tom Peterson?
Public channels for Tom Peterson include LinkedIn and X (Twitter). 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 Tom Peterson last invest?
The most recent investment recorded for Tom Peterson closed in Dec 2025. Shizune tracks 22 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 Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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