Epsilon3 blog · Jul 2026
Company blog announcing the MCP preview for securely querying live Epsilon3 data via AI assistants.
AI-Powered ERP, MES, and Test Software for Complex Operations
Company research
Public company, workplace, funding, and market signals
Updated Jul 30, 2026
Overview
Epsilon3 is a Los Angeles-based, YC S21 software company building AI-powered procedure and resource management software for complex, high-stakes engineering and operations teams in aerospace, defense, energy, and advanced manufacturing.
Primary product
AI-powered Procedure & Resource Management / Procedure Execution Software
Founded
2021
Headquarters
Los Angeles, California, United States
Team size
30-40
Work style
Flexible
Industry
Software Development
Sub-industry
Procedure execution and operations management software for complex hardware programs
Offices
Los Angeles, California, United States (HQ)
Santa Monica, California, United States
Business model
SaaS subscription
Per-user annual licensing
Enterprise licensing
Professional services
Training and onboarding
Funding
People & investors
Leadership
Co-Founder & CEO
Co-Founder & COO
Head of Engineering
Head of Product
Chief of Staff
Head of Talent Acquisition
Head of Design
Vice President of Federal Sales
Founders
Co-Founder & Chief Engineer
Work & culture
Mission-driven, customer-centric, and collaborative; public materials emphasize integrity, honesty, drive, empathy, and building for safety-critical, high-stakes work.
Work style
Flexible
Compensation
Public job posts show Software Engineer compensation of $120,000-$180,000 and Senior Account Executive compensation of $140,000-$200,000, plus stock options, PTO, health insurance, and a 4% 401(k) match. Public postings also require U.S. citizenship and may require future security clearance.
Benefits
Stock options
Generous PTO
Health insurance
4% 401(k) match
Product & market
Pricing
Per-user annual subscription with public Basic and Pro tiers; enterprise pricing is custom/contact-sales.
Differentiators
- —Purpose-built procedure execution for complex hardware operations
- —Real-time collaborative procedure authoring and execution
- —Full program-lifecycle support from planning through live operations
- —Digital traceability, audit trail, and revision control
- —FedRAMP High / AWS GovCloud posture for regulated deployments
- —Cross-organization workflow sharing with Epsilon3 Connect
- —Broad integrations and open API
Technology
Node.js
React
Llama
Postgres
AWS GovCloud
Docker
Kubernetes
TypeScript
JavaScript
HubSpot
Salesforce
Intercom
Salesloft
InfluxDB
Helm
Angular
Figma
Customers
NASA
Blue Origin
Redwire
Axiom Space
AeroVironment
Virgin Galactic
Firefly Aerospace
Sierra Space
Rocket Lab
Stoke Space
ARKA Group
Shift4
Berkeley Space Sciences Laboratory
Competitors
First Resonance
Tulip
AspenTech
Plex
Guidewheel
Lectra
Rootstock
Scale & contact
Estimated revenue
$1M-$10M
Estimated monthly visits
27.4K
Traffic estimate as of Jun 2026
Latest news
PR Newswire · Jun 2026
Official launch announcement for Epsilon3 2.0, highlighting cross-organizational execution, Epsilon3 Connect, dashboards, and MCP server capabilities.
Epsilon3 blog · Jun 2026
Company blog post detailing Epsilon3 Connect and the push to extend execution records across organizational boundaries.
PR Newswire · Jul 2025
Announced FedRAMP High authorization and expanded federal/government positioning.
Jobs and careers at Epsilon3
4 jobs at Epsilon3
Product Manager
On-site
Los Angeles
1mo ago
On-site
Full-time
General Job Application
On-site
Los Angeles
2y ago
On-site
Full-time
Senior Account Executive
Hybrid
Los Angeles
4y ago
Hybrid
Full-time
Software Engineer
On-site
Los Angeles
4y ago
On-site
Full-time