DE

Deep Defense Ventures

VC
Denver, CO

Deep Defense Ventures is a Pre-Seed, Seed venture capital firm based in Denver, CO investing in Security, AI / ML, SaaS. The firm typically writes $200K–$1.5M checks and has 2 portfolio companies in our records.

Check size
$200K–$1.5M
Portfolio
2 companies on record
Partners
4 listed
Stage
Pre-Seed, Seed
Sectors
Security, AI / ML, SaaS, Enterprise, Developer Tools, Other
HQ
Denver, CO
AUM
Not in our records

Last verified: 2026-07-10

How to approach: warm intro preferred
Stage

Pre-Seed, Seed

Check Size

$200K – $1.5M

Portfolio

2+ companies

Team

4 partners

Investor activity
Investments in last 12 months: 0

Investment Thesis

Focuses on investing in early-stage companies solving enterprise security, fraud detection, and data protection using AI and machine learning.

How Deep Defense Ventures invests

Deep Defense Ventures is a vc firm based in Denver, CO. The firm invests at the Pre-Seed, Seed stages, with a focus on Security, AI / ML, SaaS, Enterprise, Developer Tools. It does not invest in E-commerce, Consumer.

Deep Defense Ventures typically writes checks of $200K–$1.5M per investment.

Deep Defense Ventures has backed 2 companies in our records, including BreachBot, RealTime Fraud AI.

Partners & Team

SR

Shannon Reese

Managing Partner

Cybersecurity
Data Security
B2B SaaS
MC

Mike Chan

Managing Partner

blockchain
developer tools
B2B SaaS
consumer tech
crypto
web3
SL

Sherman Lee

Co-Founder and Venture Partner

software engineering
decentralized compute
AI/ML
platforms
startups
EP

Ethan Plous

Venture Partner, Syndicate Lead

product growth
digital assets
natural language search
early-stage startups
community building

Industry Focus

Invests In

Security
AI / ML
SaaS
Enterprise
Developer Tools
Other

Does Not Invest In

E-commerce
Consumer

Portfolio Companies (2)

Other

BR

BreachBot

Cybersecurity
RE

RealTime Fraud AI

Fraud Prevention
How to pitch Deep Defense Ventures
  • Raising at Pre-Seed, Seed? You're squarely in their sweet spot.
  • Lead with your fit in Security, AI / ML, SaaS — the sectors they actively back.
  • Size your ask to their typical $200K – $1.5M check.
  • warm intro preferred
  • Address your outreach to a specific partner, such as Shannon Reese, Managing Partner.
  • A warm introduction beats a cold email. Get matched and request an intro.

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