Fundraising Fox

Arthur Ventures β€” 2025 Investments

6 investments dated 2025 Β· listed companies and verified rows first Β· show all

Circadian Riskcircadianrisk.comin𝕏Sep 2025 Β· $6M

Circadian Risk offers a physical security risk and compliance assessment platform that lets organizations monitor risk across multiple locations, run assessments against any compliance standard, and manage remediation from a single dashboard.

CybersecurityEnterprise SoftwareSaaSAnn Arbor, US

Daniel Young(Executive Officer, Director)inGustave Lipman(Director)inMichael Martin(Executive Officer)

Board seatPatrick MeenanΒ· per SEC Form D

Co-investorsTamiami AngelTribes VenturesRoll Tack Ventures

Cybrarycybrary.itin𝕏Nov 2025

Cybrary provides online cybersecurity training courses, certification prep programs, and hands-on labs for individuals and enterprise teams.

CybersecurityEdTechSaaSRiverdale, US

Ryan J. Cory(Executive Officer, Director)Ralph, Jr. P. Sita(Executive Officer, Director)Jeremy Gehring(Executive Officer, Director)

BoardKlee Kleber(Executive Officer, Director)inRon Gula(Director)inJim Curry(Director)in

Board seatRyan KruizengaΒ· per SEC Form D

Co-investorsBuildGroupGula Tech AdventuresInner Loop CapitalNew Stack VenturesStoneMill Ventures

Opterrix Group, Inc.Oct 2025SEC filingmedium confidence

Monona, US

Amanda Parker(Executive Officer)Jordan Liebl(Executive Officer)Ben Zimmerman(Executive Officer, Director)

BoardDan Reed(Director)Barbara Bufkin(Director)

Board seatRyan KruizengaΒ· per SEC Form D Β· $11.5M raise Β· filed Oct 2025

Praxis Campus Management Software, Inc.Mar 2025SEC filingmedium confidence

Philadelphia, US

William Tyler Caldwell(Executive Officer, Director)Elizabeth Taylor(Executive Officer, Director)Brent L. Mills(Director)

BoardAmanda Greene(Director)Phil Jones(Director)

Board seatJeff YureckoRyan KruizengaΒ· per SEC Form D Β· $2.6M raise Β· filed Aug 2026

Streamline Software, Inc.Jan 2025SEC filingmedium confidence

Sacramento, US

"Michael ""Mac""" Clemmens(Executive Officer, Director)

BoardJEFFREY COOK(Director)DENNIS STEPHAN JR.(Director)ROBERT RODRIGUEZ(Director)

Board seatRyan KruizengaΒ· per SEC Form D Β· $7.9M raise Β· filed Jan 2025

Threatlockerthreatlocker.comin𝕏Apr 2025

ThreatLocker provides Zero Trust endpoint cybersecurity that blocks all applications, scripts, and processes by default and only allows explicitly approved ones, protecting against ransomware and unauthorized code.

CybersecurityEnterprise SoftwareSaaSOrlando, US

Samantha Jenkins(Executive Officer, Director)Daniel Jenkins(Executive Officer, Director)Danny Jenkins(Founder)inRoss McIntosh(Executive Officer)Rob Allen(Executive Officer, Director)Michael Jenkins(Executive Officer)

Board seatRyan KruizengaΒ· per SEC Form D

Co-investorsElephant PartnersKoch Disruptive TechnologiesLeawood Venture Capital Llc

Rows marked β€œSEC filing” are inferred from directors named on the company's SEC Form D β€” public regulatory data, not a portfolio list published by the firm.