David Petersen
Angel Investor
San Francisco, United States
David Petersen is a seed investor in San Francisco focused on Software and SaaS. David Petersen is the Co-Founder and Chairman of Assists. He previously worked at BuildZoom as a Co-Founder and CEO. David Petersen attended the University of Maryland.
- Total investments:
- 16
- Last investment:
- Lead investor:
- 0%
Last updated:
For AI agents: llms.txt
Industries David Petersen invests in
Stages David Petersen invests in
Countries David Petersen invests in
Round sizes
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Round size
- Seed
- $1.8M–$5M
Investment Focus
Industry
- Software 8 (50%)
- SaaS 4 (25%)
- Enterprise Software 3 (19%)
- Information Technology 3 (19%)
- Internet 2 (13%)
Stage
- Seed 13 (81%)
- Series A 1 (6%)
- Funding Round 1 (6%)
Country
- United States 13 (81%)
- South Korea 1 (6%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Julius AI develops a platform that analyzes data with computational AI. It enables users to analyze datasets, create visualizations, solve math, and much more. | $10M / Seed / Jul 28, 2025 | ||
| Icon helps brands partner with creators, turn 1 video into 20 videos with AI, and A/B test messaging to find winning ads. We’re backed by Peter Thiel’s Founders Fund, as well as founders & executives of OpenAI, Ramp, Flexport, Pika, & Cognition (Devin). | Feb 04, 2025 | ||
| Icon helps brands partner with creators, turn 1 video into 20 videos with AI, and A/B test messaging to find winning ads. We’re backed by Peter Thiel’s Founders Fund, as well as founders & executives of OpenAI, Ramp, Flexport, Pika, & Cognition (Devin). | Seed / Sep 04, 2024 | ||
| Winible offers a creator monetization platform for sports betting creators to launch business online and build a community. | $4M / Seed / Jan 25, 2024 | ||
| Knot is for when there's knot an API - change card on file information, cancel subscriptions, change passwords, and more. Knot spun out of Millions. | $10M / Series A / Aug 03, 2023 | ||
| FieldComplete is building the next generation of field service software from the inside out. Developed by a team of founders with collectively over 30 years of experience in real estate, property maintenance, building, and development, FieldComplete was created to fill a widening gap in the market between what service providers needed to besuccessful and the tools available to help them manage their businesses.It specializes in the fields of clean energy, construction, and enterprise software. The company was founded in 2019 and headquartered in Atlanta, Georgia. | $1.9M / Seed / Jun 29, 2023 | ||
| Making it easy to create and manage hedge funds for talented retail investors and traditional emerging managers alike. | $3.6M / Seed / Jun 29, 2022 | ||
| Skiff operates an end-to-end encrypted document collaboration platform meant to establish a private and decentralized workspace. The company's platform offers decentralized storage with complete privacy to the modern workspace, allowing teams worldwide to share information securely and privately, as well as monitoring activity to preventunintended use, allowing organizations to write, edit, and collaborate in real-time with colleagues in complete privacy. | $3.7M / Seed / May 26, 2021 | ||
| Canvas is a collaborative data exploration tool that helps modern business teams make decisions without SQL. | $2M / Seed / Dec 07, 2020 | ||
| Supernova harnesses the power of AI and design to enable wealth managers, investors and financial advisors to leverage data for better allocation, client-centric experiences and compliance with (new) regulation. This way, we are illuminating the sustainable investing universe for a new generation of owners. | $2M / Seed / Dec 07, 2020 | ||
| See all 16 investments → | |||
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FAQ
What does David Petersen invest in?
David Petersen invests primarily in Software, SaaS and Enterprise Software startups, most often at Seed and Series A stage. Most of the 16 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What round sizes does David Petersen invest in?
David Petersen typically joins rounds of $1.8M–$5M at Seed. These are whole funding-round sizes, not David Petersen's own check, which is rarely disclosed: the 10th–90th percentile of the confirmed public funding rounds David Petersen took part in.
How do I contact David Petersen?
Public channels for David Petersen 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.
When did David Petersen last invest?
The most recent investment recorded for David Petersen closed in Jul 2025. Shizune tracks 16 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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