Week in Space Data, every Friday.
Epsilon3 provides an operating system for spacecraft and launch vehicle operations, digitizing test and launch procedures for its customers.
ACTIVEEpsilon3 provides procedure and resource management software (SaaS) for mission-critical operations, unifying manual workflows and legacy systems into one platform for planning, building, testing and executing complex procedures in aerospace, defense, nuclear energy and other high-stakes industries.
Epsilon3 provides procedure and resource management software (SaaS) for mission-critical operations, unifying manual workflows and legacy systems into one platform for planning, building, testing and executing complex procedures in aerospace, defense, nuclear energy and other high-stakes industries.
Provisional: the latest data refresh looked incomplete and was held, so these scores use inputs measured 2026-10-10.
Rank 146 of 156 ranked companies. With the pillars we have not measured for this company filled at the 10th and 90th percentiles of the companies we did measure, and every other company held at its published total, the rank is likely between 130 and 156.
4 of 7 inputs measured · Medium confidence · 81% of applicable weight backed by data
Not measured: Market value, Reported revenue
Not measured: Open-role change (90 days)
A pillar score averages the company’s percentiles among the tracked companies with a value: relative standing, not a grade. Inputs measured 2026-10-10 (UTC) · methodology v6. Every input, its value and percentile · How it is computed
The Space Score ranks companies relative to each other on public data we hold. It describes; it does not rate, forecast or recommend. It is not a credit rating and not investment advice. Full disclaimer
Sources: Founded, Headquarters, CEO, Legal name
For information only, not investment advice. SpaceNexus is not a registered investment adviser, broker or dealer, and nothing here is a recommendation to buy, sell or hold any security. Data may be delayed, estimated or incomplete; check the source before acting. Full disclaimer
3 private rounds on record. Debt, grants, state capital, owner funding and acquisitions are listed under Funding history by class and not added in.
Cloud-based operating system for managing complex test and launch procedures.
Checking for a discussion…
Compiled Oct 12, 2026 from 5 public records. Every figure links the record it comes from.
Form D notices
1 offering reported on Form D
first sale Jun 20, 2022
Each offering counts once: a later amendment (Form D/A) replaces its original. Form D names no round label and no investors. Filings for a merger or SPAC deal are left out.
Sourced rounds on record
3 rounds, $18.8M disclosed
Every round has a disclosed amount
Published rounds with a source link only, on the same rules as the funding tracker. Each round links the source that states its figure; amounts in other currencies are converted to dollars at the rate shown on the funding tracker.
Source: Epsilon3
Latest round Jun 20, 2022
Also: TechCrunch, Stage Venture Partners (lead investor announcement)
Took part in Pre-seed (Mar 18, 2021)
Stage Venture Partners (lead investor announcement), Mar 18, 2021
Stage Venture Partners
Recorded as lead of Pre-seed (Mar 18, 2021)
Stage Venture Partners (lead investor announcement), Mar 18, 2021
APA
SpaceNexus. (2026, October 12). Epsilon3: Company dossier [Data set]. Retrieved October 12, 2026, from https://spacenexus.us/company-profiles/epsilon3
Chicago
SpaceNexus. "Epsilon3: Company dossier." Data as of October 12, 2026. Accessed October 12, 2026. https://spacenexus.us/company-profiles/epsilon3.
BibTeX
@misc{spacenexus_epsilon3_2026,
author = {{SpaceNexus}},
title = {{Epsilon3}: Company dossier},
year = {2026},
month = oct,
howpublished = {\url{https://spacenexus.us/company-profiles/epsilon3}},
url = {https://spacenexus.us/company-profiles/epsilon3},
urldate = {2026-10-12},
note = {Data as of 2026-10-12; each fact links its primary source}
}