NEWCaplight raises a $16M Series A, led by BlackRock and Fin Capital →
Skip to main content
Caplight Logo









Quartermaster AI

Quartermaster AI

Private
Arlington, VirginiaFrontier & Industrial Techhttps://www.quartermaster.us/

Last Round

Series A

May 20, 2026

Total Funding Raised

$44.28M

Momentum

Top 5%

of companies Caplight tracks

Company Overview

Quartermaster AI, Inc. is a maritime technology company that develops a distributed sensing network for global maritime awareness using vessel-mounted hardware and artificial intelligence.

Sector

Frontier & Industrial Tech

Verticals

Defense Tech, Maritime & Shipping, Sensors, Edge Computing, Supply Chain Tracking

Business Model

B2B

Customer Profile

Subscription SaaS, Government Contracts, Hardware Sales

AI Layer

Application

Keywords

maritime domain awarenessMDAdefense techdual-use technologymaritime intelligenceedge computingsensor fusionvessel trackingautonomous defensemaritime securityreal-time monitoringhardware-enabled SaaSAI surveillancesupply chain visibilitymaritime analytics

Historical Pricing

Historical view of private secondary pricing and transaction trends.

Unlock Pricing Charts

Sign up to view complete historical pricing and secondary transactions.

Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

View Momentum History

Track how buyer interest and sentiment changes over time.

Quartermaster AI Comps

Public and private peers based on sector, stage, and business model.

Quartermaster AI comps — public and private peers by sector, stage, and business model
CompanyStatusEst. ValuationRev Multiple
OpenAIPrivate$86.0B~40x
CoherePrivate$5.0B--
Competitor 1Public$XX.XBXXx
Competitor 2Public$XX.XBXXx

View Full Comps Set

Access detailed peer comparisons, multiples, and valuation benchmarks.

Quartermaster AI Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series AMay 20, 2026
GrantMay 15, 2025
GrantJul 21, 2023

Key People

Founding team and executive leadership

Neil Sobin

Chief Executive Officer

Executive Team

Zachary M. Rubin

Chief Technology Officer

Executive Team

Peter Holden

Fractional CFO

Executive Team

Quartermaster AI Investors

Notable investors and investment history

Quartermaster AI investors
InvestorRounds
Thrive Market VenturesSeries A
Steel AtlasSeries A
First Round CapitalSeries A
BoxGroupSeries A
TMVSeries A
Shorewind CapitalSeries A
Quiet CapitalSeries A

Market signals

Structured signals derived from secondary market and firmographic data.

  • May 22, 2026

    $43M round led by First Round Capital and Quiet Capital.

  • Apr 1, 2026

    Smart Mast product is now deployed for customers.

Quartermaster AI Filings

SEC and related filings with document metadata.

Data table
TypedDateAmount OfferedAmount SoldFillingPagesDownload
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation

Quartermaster AI Filings

SEC and related filings with document metadata.

Frequently Asked Questions

Common questions about Quartermaster AI's valuation, stock price, and market status.

Firmographic Details

HeadquartersArlington, Virginia
Employee Range75
Year Founded2023
Last FundingMay 20, 2026

Institutional Data Access

Join leading institutional investors using Caplight to access private market data, discover pricing, and execute secondary block trades.

Requires verified institutional or accredited status.