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First In

Washington, District of Columbia · Invests in US · Website

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Pre-SeedSeedSeries AAI & Machine LearningDeveloper ToolsCybersecuritySpace & DefenseRoboticsSecurity & CybersecurityAerospace & DefenseDeveloper Tools & InfrastructureRobotics & Automation

Thesis

Security technology is a necessity independent of economic cycles. We back technical experts who have seen over the horizon as security practitioners across commercial, military, or intelligence sectors. We invest in entrepreneurs who are on a mission to secure our freedom.

Likely not a fit for

We do not invest in consumer-only security products, pure hardware plays without software differentiation, or founders without domain expertise in their vertical.

How they invest

Lead or follow
Usually leads
Typical decision
~2 months
Warm intro
Not required
Involvement
Takes a board seat
Fund status
Actively deploying
Decision process
Partnership vote

Partners & team

5 contacts on file

RM

Renny McPherson

General PartnerManaging Partner · Primary contact

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AK

Arthur Karell

PartnerPartner

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CE

Claudius E. Watts IV

Platform & OpsSenior Advisor

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IB

Ish Boyle

Platform & OpsAdvisor, Go-to-Market

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RG

Rebecca Gevalt

General PartnerGeneral Partner

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Portfolio

CastelionAerospace Defense

Castelion designs, tests, and manufactures next-generation military systems rapidly and at massive scale to deter future wars.

AdluminSecurity Cyber

Adlumin provides advanced cybersecurity solutions including Extended Detection and Response (XDR) and Managed Detection and Response (MDR) services, focusing on protecting organizations from cyber threats.

AnySignalEnterprise Software

AnySignal is a pioneering company specializing in advanced RF technologies for aerospace and defense applications. Their platform offers unbreakable connectivity and unmatched signal superiority, engineered for mission-critical operations in Earth, orbit, and beyond.

AndurilAerospace Defense

RedZone builds ruggedized, connected portable medical equipment for frontline emergency response teams, transforming outdated hardware into a modern, data-driven infrastructure. Their connected medical data platform enables real-time patient monitoring and equipment readiness, targeting military, EMS, and federal incident preparedness.

Shift5Security Cyber

Shift5 provides operational intelligence solutions for defense and transportation systems, focusing on cybersecurity, predictive maintenance, and compliance for cyber-physical systems.

360 PrivacySecurity Cyber

360 Privacy provides digital executive protection and real-time risk mitigation for executives, organizations, board members, and high-net worth individuals by removing personal information from data broker websites and conducting daily scans on the deep and dark web.

TwoSense.aiSecurity Cyber

Twosense offers a Continuous Authentication platform that eliminates the need for passwords by continuously verifying user identity through behavioral biometrics, particularly in high-stakes environments like healthcare and financial services.

ImmutaEnterprise Software

Immuta transforms the way organizations share and govern data through a collaborative platform that includes services for data discovery, classification, and access governance.

Portal SystemsAerospace Defense

Portal Space Systems develops advanced spacecraft that redefine what’s possible in space, focusing on high delta-v maneuverability and multi-orbit operations.

PryzmEnterprise Software

Pryzm is the AI command center for federal business development growth and accelerated acquisitions. Pryzm eliminates the information silos that cost federal contractors opportunities, revenue, and critical relationships. By giving every team a unified, real-time view of where money is moving, who influences decisions, and which programs are truly worth chasing, Pryzm helps organizations align faster and capture more revenue.

Tidal CyberSecurity Cyber

Tidal Cyber is a leader in Threat-Led Defense, providing tools and services that help organizations defend against real-world cyber threats by operationalizing the MITRE ATT&CK framework.

Dapple SecuritySecurity Cyber

Dapple Security creates cutting-edge technology utilizing responsible biometrics that protects people and privacy through first-of-its-kind passwordless authentication.

Recent activity

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Research briefRead more
First In Ventures - Research Document Overview First In Ventures is a seed-stage venture capital firm headquartered in Washington, D.C., focused exclusively on security technology companies, defense innovation, and dual-use technologies. Founded with a mission to empower entrepreneurs who secure America's freedom, the firm was purpose-built by former Marine Corps intelligence officers, CIA operati…

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