Dave Palmer
Partner @ Ten Eleven Ventures
Cheltenham, United Kingdom
Dave Palmer is a Series A investor at Ten Eleven Ventures in Cheltenham focused on Cyber Security and Network Security. Dave Palmer is based out of Cheltenham, England and currently works as a Partner for Ten Eleven Ventures. Dave previously worked at Darktrace as a Chief Product Officer. Dave Palmer attended the University of Birmingham.
- Total investments:
- 9
- Last investment:
- Lead investor:
- 78%
Last updated:
For AI agents: llms.txt
Industries Dave Palmer invests in
Stages Dave Palmer invests in
Countries Dave Palmer invests in
Contacts
| Type | Contact | Validation |
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| Work email | ||
| Personal email | ||
| Work phone | ||
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Investment Focus
Industry
- Cyber Security 4 (44%)
- Network Security 3 (33%)
- Information Technology 2 (22%)
- Artificial Intelligence 2 (22%)
- SaaS 1 (11%)
Stage
- Series A 3 (33%)
- Seed 2 (22%)
- Series B 2 (22%)
- Series C 1 (11%)
Country
- United Kingdom 3 (33%)
- United States 2 (22%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Geordie AI
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Geordie AI is an agent-native security platform that enables organizations to safely employ autonomous AI agents through real-time visibility, risk intelligence, and proactive control. | $30M / Series A / May 28, 2026 | |
Blackbird.AI
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Blackbird.AI provides narrative and risk intelligence tools that deliver advanced AI-powered solutions in its mission to empower trust, safety, and integrity across the information ecosystem. The Blackbird Constellation Platform™ powers the detection and analysis of information-driven attacks, narrative manipulation, and threat evolution across adynamic adversarial environment. | $28M / Series B / Jan 07, 2026 | |
Silent Push
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Silent Push is a detection-focused threat intelligence solution that generates meaningful insights to identify new campaigns and threats to organizations. | $10M / Series B / Sep 12, 2025 | |
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Geordie AI
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Geordie AI is an agent-native security platform that enables organizations to safely employ autonomous AI agents through real-time visibility, risk intelligence, and proactive control. | $6.5M / Seed / Sep 09, 2025 | |
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Silent Push
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Silent Push is a detection-focused threat intelligence solution that generates meaningful insights to identify new campaigns and threats to organizations. | $10M / Series A / Dec 11, 2024 | |
Device Authority
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Device Authority provides simple, innovative solutions to address the challenges of securing the Internet of Things (IoT). We help our customers simplify the process of establishing a robust, end-to-end security architecture within the IoT and deliver efficiencies at scale through security automation.IoT brings new security challengesintroduced by the scale and pace of adoption, as well as the physical consequences of compromised security. These challenges cannot be effectively addressed by traditional Information Technology (IT) security solutions. The Device Authority IoT security platform is purpose-built to address these challenges through automated device provisioning, credential management, secure updates and policy-driven data encryption.The IoT promises countless efficiencies, increased competitiveness, improved customer service and even brand new market opportunities. However, deploying strong security is hard and always has been. Deploying strong IoT security is even harder. According to Gartner, by 2020, around 25% of all identified security breaches will involve IoT. To address this, Device Authority introduces a new paradigm of IoT Security Automation that accelerates and simplifies the deployment of strong IoT security.Advanced, policy driven security automation is critical for industrial, healthcare, transportation and other large scale security sensitive IoT environments. Our patented dynamic key technology provides the essential device-based trust anchor for IoT devices, enabling policy-driven provisioning, access control and data protection for mission-critical IoT applications and services.The dedicated IoT Security entity was launched in September 2014 when the Cryptosoft technology was spun out with backing from the current investors. In April 2016 Cryptosoft acquired DeviceAuthority Inc, and subsequently the changed its name to Device Authority Ltd, headquartered in the UK and with a technical development center based in Fremont, CA. | $9M / Series A / Feb 07, 2024 | |
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Blackbird.AI
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Blackbird.AI provides narrative and risk intelligence tools that deliver advanced AI-powered solutions in its mission to empower trust, safety, and integrity across the information ecosystem. The Blackbird Constellation Platform™ powers the detection and analysis of information-driven attacks, narrative manipulation, and threat evolution across adynamic adversarial environment. | $20M / Series B / Jun 15, 2023 | |
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Silent Push
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Silent Push is a detection-focused threat intelligence solution that generates meaningful insights to identify new campaigns and threats to organizations. | $10M / Seed / Jun 14, 2023 | |
Immersive
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Immersive Labs develops a platform that measures and improves cybersecurity skills across businesses.It builds cyber skills content that rewards critical thinking, problem-solving, and curiosity. Immersing teams in challenges covering everything from spelling the word cyber to using technical tools, threat hunting, and reverse-engineeringmalware. All seamlessly accessed from the browser with no installation needed. Allowing users to complete objectives from anywhere and on any device. Immersive Labs empowers businesses to continuously develop skills, including ethical web hacking; ethical infrastructure hacking; reverse engineering; IoT/firmware security; and advanced cyber warrior CTF Challenges for enterprises, government, defense, and law enforcement agencies.The company was headquartered in Bristol, England in 2017 by James Hadley. | $66M / Series C / Oct 12, 2022 |
Co-Investors
About Ten Eleven Ventures
Ten Eleven Ventures is a cybersecurity-focused, global, stage agnostic investment firm. The firm finds, invests, and helps grow top cybersecurity companies addressing critical digital security needs, tapping its team, network, and experience to help build successful businesses. Since its founding, Ten Eleven Ventures has raised over $US 1 billionand made 40 cybersecurity investments across stages worldwide, including KnowBe4, Darktrace, Twistlock, Verodin, Cylance, and Ping Identity.
Ten Eleven Ventures Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Alex Doll
Founder and Managing General Partner
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Todd Weber
Operating Partner & CTO
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Brian Draves
Partner & COO
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Dave Palmer
Partner
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Dixon Doll
Investor
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FAQ
What does Dave Palmer invest in?
Dave Palmer invests primarily in Cyber Security, Network Security and Information Technology startups, most often at Series A and Seed stage. Most of the 9 investments tracked by Shizune back companies in United Kingdom. The Investment Focus section breaks down every industry, stage and country in the portfolio.
How do I contact Dave Palmer?
Public channels for Dave Palmer 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 Palmer last invest?
The most recent investment recorded for Dave Palmer closed in May 2026. Shizune tracks 9 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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