/Investor DB

Syn Ventures Seed Management Llc — 2026 Investments

6 investments dated 2026 · listed companies and verified rows first · show all

Balance Theorybalancetheory.ioinJul 2026

Balance Theory offers a platform for managing enterprise cybersecurity investment decisions end-to-end, from detecting spending triggers through vendor evaluation, negotiation, and program rationalization.

AI & Machine LearningCybersecurityEnterprise SoftwareColumbia, US

Nathan Necaise(Executive Officer, Director)inLisa Mathias(Executive Officer, Director)inGregory Baker(Executive Officer, Director)

BoardDan Burns(Director)John Funge(Director)in

Board seatAlex Tosheff· per SEC Form D

Co-investorsDataTribeMaryland TEDCOTEDCO

CodeIntegritycodeintegrity.aiinMar 2026

CodeIntegrity develops security controls for AI agents, enabling enterprises to govern agent access to systems and data while preventing sensitive information exposure across prompts and tools.

AI & Machine LearningCybersecurityEnterprise SoftwareBothell, US

Seungwon Jung(Executive Officer, Director)Abilash Raghuram(Executive Officer, Director)Steven Jung(Founder)in

Board seatRyan PermehGlenn Chisholm· per SEC Form D

Co-investorsAntler

Arcadearcade.softwarein𝕏Jun 2026 · $60M

Arcade offers software for creating interactive product demos that can be personalized at scale using custom variables, with features for editing recorded product text, branching paths, and engagement analytics.

AI & Machine LearningMarketing TechSaaSSales Tech

Caroline Clark(Founder)Rich Manalang(Founder)

Co-investorsFoundation CapitalKleiner PerkinsUpfront VenturesMorgan Stanley

Balancebalance.fun𝕏Aug 2026 · $19M

Balance is a blockchain- and AI-based protocol that integrates Web3 tools for social and gaming experiences, evolving from the E-PAL gaming companion platform.

AI & Machine LearningCrypto & Web3Gaming

Co-investorsNonagonDataTribeLightspeed Venture PartnersSciFi VCStripeTEDCO

Nullifynullify.aiin𝕏Feb 2026

Nullify is an autonomous AI system that automates product security tasks across detection, triage, remediation and closure, handling vulnerability discovery, impact scoring, exploit proof, and pull request creation without requiring human intervention in the critical path.

AI & Machine LearningCybersecurityDeveloper Tools

Shan Kulkarni(Founder)inTim Thacker(Founder)in

Co-investorsBlack Nova VCRoot Ventures Manager, Llc

Obsidianobsidiansecurity.cominJul 2026

Obsidian Security provides visibility, controls, and threat detection for SaaS applications and AI tools across enterprise environments.

AI & Machine LearningCybersecurityEnterprise SoftwareSaaSNewport Beach, US

Glenn Chisholm(Founder)inBen Johnson(Founder)inMatt Wolff(Founder)inHasan Imam(Founder)inXinran Wang(Chief Technology Officer (formerly EVP of Engineering))inKhanh Tran(Chief Product Officer)in

Co-investorsArtisanal VenturesCraft VenturesCRESCENT COVE CAPITALDnx Venturesfama Ventures, LLCGreylock Partners+5 more

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