Jonathan Seeber
General Partner @ Updata Partners
Washington, United States
Jonathan Seeber is a Series A investor at Updata Partners in Washington focused on Software and SaaS. Jonathan Michael Seeber is based out of Washington, District of Columbia and is the General Partner of Updata Partners. Jonathan previously worked at Washington Nationals Philanthropies as a Board of Directors. Jonathan Michael Seeber attended the Harvard Business School.
- Total investments:
- 27
- Last investment:
- Lead investor:
- 89%
Last updated:
For AI agents: llms.txt
Industries Jonathan Seeber invests in
Stages Jonathan Seeber invests in
Countries Jonathan Seeber invests in
Contacts
| Type | Contact | Validation |
|---|---|---|
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| Personal email | ||
| Work phone | ||
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Investment Focus
Industry
- Software 10 (37%)
- SaaS 4 (15%)
- Security 3 (11%)
- Advertising 3 (11%)
- Cyber Security 3 (11%)
Stage
- Series A 8 (30%)
- Series B 5 (19%)
- Series C 3 (11%)
- Funding Round 2 (7%)
- Venture - Series Unknown 2 (7%)
Country
- United States 15 (56%)
- United Kingdom 2 (7%)
- Canada 1 (4%)
- Israel 1 (4%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Vertical Insure is an insurance company built for vertical SaaS platforms. | $21M / Series A / Aug 04, 2026 | ||
| Portnox is a market leader for network access control and management solutions that scale from small to medium businesses through to large-scale government and enterprise organizations. By spanning the diversity of network technologies and devices in use today, the Portnox platform allows companies to grow, optimize and evolve their infrastructurewhile ensuring security and compliance.The IT landscape of today continues to challenge organizations to accommodate an ever changing landscape of users, devices, locations and environments. As the variety and complexity grows, the challenge to maintain policy and compliance while delivering productivity and efficiency amplifies. | $37.5M / Series B / Apr 08, 2025 | ||
| Piano helps organizations understand and influence customer behavior by putting the power of insights and logic into the hands of their employees. The Piano Analytics and Activation Platform measures thousands of customer data points and acquires first-party data to more deeply engage users and then serve relevant content and experiences based ontheir unique behaviors and profiles.Using this powerful end-to-end platform, Piano’s clients have achieved more scale, engagement and revenue by expanding the lifecycle and value of every digital interaction. Piano’s global customer base includes IBM, CNBC, Nielsen, The Wall Street Journal, NBC Sports, Gannett, The Telegraph, the BBC, Kirin Holdings and more.Piano has been recognized as one of the fastest-growing, innovative technology companies in the world by Red Herring, World Economic Forum and Deloitte, received Product of the Year from the Business Intelligence Group and won Data Management Solution of the Year from Data Breakthrough. For more information, visit piano.io. | $45M / Series D / Feb 06, 2025 | ||
| FusionAuth provides auth for every app. Registration, login, passwordless, social login, MFA, SSO, consent and family relationship models, and user management. Built for developers, it installs in minutes for any size web or mobile application from start-up to enterprise. FusionAuth provides secure, single-tenant, on-prem or private cloud identitywith social login, custom emails with localization, customizable registration branding, group-based authentication and detailed user reports and analytics. Deploys on macOS, Linux, Windows, Docker, Kubernetes, and cloud servers as well as any dev box for local development. | $65M / Venture - Series Unknown / Nov 01, 2023 | ||
| Reduce time to insights for Revenue teams by aggregating, cleansing, and normalizing raw marketing data into readable metrics. | $22M / Series A / May 12, 2022 | ||
| LandTech is an end-to-end workflow platform to unlock land for development. The company provides a suite of tools that streamline the process of finding off-market opportunities and manage the work towards preparing them for construction. LandTech was founded in 2010 and is headquartered in London, England, United Kingdom. | $57.2M / Series A / Oct 08, 2021 | ||
| Piano helps organizations understand and influence customer behavior by putting the power of insights and logic into the hands of their employees. The Piano Analytics and Activation Platform measures thousands of customer data points and acquires first-party data to more deeply engage users and then serve relevant content and experiences based ontheir unique behaviors and profiles.Using this powerful end-to-end platform, Piano’s clients have achieved more scale, engagement and revenue by expanding the lifecycle and value of every digital interaction. Piano’s global customer base includes IBM, CNBC, Nielsen, The Wall Street Journal, NBC Sports, Gannett, The Telegraph, the BBC, Kirin Holdings and more.Piano has been recognized as one of the fastest-growing, innovative technology companies in the world by Red Herring, World Economic Forum and Deloitte, received Product of the Year from the Business Intelligence Group and won Data Management Solution of the Year from Data Breakthrough. For more information, visit piano.io. | $20M / Series C / May 18, 2021 | ||
| Vector is a complete cardiac digital health solution that makes it simple for care teams to accurately capture, manage, analyze and act on the growing volume of remote cardiac data. It helps monitor and manage the entire cardiac remote monitoring lifecycle – from patient set up to data transmission to analysis – so cardiac care teams can stayfocused on delivering the best care.Vector provides the software and services to efficiently work without getting overwhelmed by multiple systems, manual processes, or being at risk of missing important alerts. This helps clinics ensure their patients stay connected while maximizing the value of cardiac remote monitoring technology.The company was founded in 2017 by Kevin Hoffman. | $12.5M / Series A / Apr 26, 2021 | ||
| At Living Security, we believe that end users are the most important asset and least leveraged opportunity for preventing cybersecurity breaches in the enterprise. Leveraging employees, a scientific Cybersecurity approach to analyzing Human Risk factors, a ground-breaking approach to Human Risk Management, and the ability to measure itseffectiveness and ROI, Living Security creates proven, lasting change that helps prevent Cybersecurity breaches for the enterprise. | $14M / Series B / Mar 30, 2021 | ||
| Piano helps organizations understand and influence customer behavior by putting the power of insights and logic into the hands of their employees. The Piano Analytics and Activation Platform measures thousands of customer data points and acquires first-party data to more deeply engage users and then serve relevant content and experiences based ontheir unique behaviors and profiles.Using this powerful end-to-end platform, Piano’s clients have achieved more scale, engagement and revenue by expanding the lifecycle and value of every digital interaction. Piano’s global customer base includes IBM, CNBC, Nielsen, The Wall Street Journal, NBC Sports, Gannett, The Telegraph, the BBC, Kirin Holdings and more.Piano has been recognized as one of the fastest-growing, innovative technology companies in the world by Red Herring, World Economic Forum and Deloitte, received Product of the Year from the Business Intelligence Group and won Data Management Solution of the Year from Data Breakthrough. For more information, visit piano.io. | $20M / Series C / Feb 23, 2021 | ||
| See all 27 investments → | |||
Co-Investors
About Updata Partners
Updata Partners provides growth equity and growth experience to the next generation of technology market leaders. Led by an investment team averaging more than 25 years of experience in the technology industries, Updata works with growth stage companies where the combination of our financial backing and our partners’ operating expertise will dramatically accelerate success. As former executives and entrepreneurs, Updata’s General Partners collaborate with management teams to build companies that stand out in their markets. With more than $1 billion of committed capital since inception, Updata has provided growth equity funding to over 40 leading technology companies.
Updata Partners Contacts
| Name | Phone | Socials | |
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Dan Moss
Principal
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Jack Zollicoffer
Associate
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Jonathan Seeber
General Partner
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Alex Phelan
Vice President
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Barry Goldsmith
Operating Partner & Co-Founder
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FAQ
What does Jonathan Seeber invest in?
Jonathan Seeber invests primarily in Software, SaaS and Security startups, most often at Series A and Series B stage. Most of the 27 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 Jonathan Seeber?
Public channels for Jonathan Seeber include LinkedIn, X (Twitter) and 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 Jonathan Seeber last invest?
The most recent investment recorded for Jonathan Seeber closed in Aug 2026. Shizune tracks 27 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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