Dave Zilberman
Venture Partner - San Francisco Office @ Comcast Ventures
San Francisco, United States
Dave Zilberman is a Series B investor at Comcast Ventures in San Francisco focused on Software and Enterprise Software. Dave joined Comcast Ventures in 2006, and is responsible for identifying, executing and managing new investments while supporting existing portfolio companies. His investment focus is on enterprise IT and digital media.Prior to joining Comcast Ventures, Dave was a business development manager at Flarion Technologies, where he played a pivotalrole in the company’s fundraising activities and ultimate acquisition by Qualcomm.Prior to Flarion, Dave was a communications and media investment banking analyst and asset management associate at Lehman Brothers. Dave holds a B.S. in Management with a concentration in Finance from Binghamton University.
- Total investments:
- 31
- Last investment:
- Lead investor:
- 45%
Last updated:
For AI agents: llms.txt
Industries Dave Zilberman invests in
Stages Dave Zilberman invests in
Countries Dave Zilberman invests in
Contacts
| Type | Contact | Validation |
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| Work email | ||
| Personal email | ||
| Work phone | ||
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Investment Focus
Industry
- Software 8 (26%)
- Enterprise Software 6 (19%)
- SaaS 5 (16%)
- Security 4 (13%)
- Cyber Security 4 (13%)
Stage
- Series B 7 (23%)
- Series A 6 (19%)
- Series C 6 (19%)
- Seed 4 (13%)
- Series D 3 (10%)
Country
- United States 18 (58%)
- Canada 1 (3%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Orion Security redefines DLP by learning the unique DNA of your business workflows. With AI-powered mapping, monitoring and anomaly detection, Orion understands legitimate data flows and can easily spot suspicious ones. Data protection policies are then automatically created, tailored and fine-tuned to actual data behavior. Orion eliminatesmanual policies and false positives, so you can focus on risks in real-time. Discover the single source of truth for all data movement in the organization, from source to spill: Orionsec.io | $32M / Series A / Feb 03, 2026 | ||
| GTC Towers provides digital connectivity with tower, small-cell & in-building wireless solutions. | Seed / Sep 26, 2025 | ||
| Veza is the data security platform built on the power of authorization. We are building SaaS based security products in a dynamic and fast moving world of cybersecurity with ideas rooted in the era of privacy for the cloud. We are well-funded and backed by top-tier VCs and CEOs as angel investors. The founders are serial entrepreneurs who haveexperience in the full 0-to-1 journey with a successful exit with an acquisition. We are looking for founding engineers (summer interns also welcome!) with strong interests in security / cloud-native systems / identity / SaaS. | $108M / Series D / Apr 28, 2025 | ||
| LlamaIndex is a flexible framework designed for building AI Knowledge Assistants over enterprise data, enabling organizations to manage and query their databases effectively. It provides tools suitable for both beginner and advanced users, allowing easy data ingestion and querying through a user-friendly API. s an open-source data orchestrationframework, LlamaIndex supports the development of large language model applications, fostering innovation in AI technology. | $19M / Series A / Mar 04, 2025 | ||
| Xtype is a technology company focused on software development and digital solutions. It works on areas such as automation, data-driven applications, and enterprise software platforms to support business operations. | $21M / Series A / Oct 01, 2024 | ||
| A massive gap exists in application security and we are on a mission to close it with unified code, runtime and business context. | $8.5M / Seed / Jul 22, 2024 | ||
| Diagrid boosts developer productivity by providing tools and APIs for building and operating cloud-native applications. Diagrid offers API services to developers to help them reduce the complexity and time required to build business applications that run on public clouds. Founded by the creators of the open source Dapr (http://dapr.io)project, Diagrid’s Conductor service helps organizations to confidently and efficiently operate Dapr applications in production on Kubernetes. Conductor is the first offering from Diagrid Cloud, a growing portfolio of API-based developer services”The company was founded in 2021 by CEO Mark Fussell and CTO Yaron Schneider. | $20M / Series A / Nov 18, 2022 | ||
| ChiselStrike is a Prototype to Production data platform that helps web developers in building full-stack backend solutions. | $7M / Seed / Jul 27, 2022 | ||
| Veza is the data security platform built on the power of authorization. We are building SaaS based security products in a dynamic and fast moving world of cybersecurity with ideas rooted in the era of privacy for the cloud. We are well-funded and backed by top-tier VCs and CEOs as angel investors. The founders are serial entrepreneurs who haveexperience in the full 0-to-1 journey with a successful exit with an acquisition. We are looking for founding engineers (summer interns also welcome!) with strong interests in security / cloud-native systems / identity / SaaS. | $110M / Series C / Apr 27, 2022 | ||
| Amagi Media Labs is a media technology company that offers cloud-based solutions for broadcast and connected TV. The company facilitates the geographic targeting of TV advertisements. It is a unique mix of media and innovation that has made way for a new TV-media advertising platform. Amagi brings services that are cost-effective, powerful,focused, and result-oriented.Headquartered in New York, Amagi was founded in 2008. | $95M / Venture - Series Unknown / Mar 16, 2022 | ||
| See all 31 investments → | |||
Co-Investors
About Comcast Ventures
Comcast Ventures is the venture capital affiliate of Comcast Corporation and partners with extraordinary entrepreneurs building transformative consumer and enterprise companies.
Comcast Ventures Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Christopher Hill
Principal
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Derek Squire
Vice President & Senior Deputy General Counsel, Comcast Corp; General Counsel
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Kyle Peters
Director, Finance
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Allison Goldberg
SVP & Managing Partner, Comcast Ventures and Startup Engagement
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Gabrielle Toledano
Executive in Residence
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FAQ
What does Dave Zilberman invest in?
Dave Zilberman invests primarily in Software, Enterprise Software and SaaS startups, most often at Series B and Series A stage. Most of the 31 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 Dave Zilberman?
Public channels for Dave Zilberman 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 Dave Zilberman last invest?
The most recent investment recorded for Dave Zilberman closed in Feb 2026. Shizune tracks 31 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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