Browse Categories Stack Builder Build This Why Roadmap

starstack

Find European alternatives to US cloud services. Build on infrastructure you can trust.

Stay updated

Loading security check...

Browse

All Services
Compute
Storage
Database

Resources

Why Star Stack?
Methodology
EU Countries
Stack Builder
Templates
FAQ
Changelog
Roadmap

Community

Submit Service
Feedback
About
Press
Contact

Disclaimer: Star Stack provides information about European technology services for educational purposes only. Service listings, sovereignty assessments, and recommendations do not constitute legal, financial, or professional advice. We encourage you to verify all information independently and consult appropriate professionals before making technology decisions. Star Stack is not affiliated with any listed services unless explicitly stated.

Built with love for Europe 🇪🇺

Terms Privacy Imprint

Trumba | Star Stack

Services
Trumba

All Services

Trumba

Name: Trumba
Author: Star Stack

Web-hosted interactive calendar and event registration software

Visit Website

About

Trumba is a web-hosted platform for publishing interactive event calendars and managing online registrations. It serves universities, government agencies, and organizations by offering customizable widgets and mobile data feeds that integrate directly into existing websites.

Resources

No migration guide is currently listed for this service.

Suggest a migration guide or report an outdated link.

Sovereignty Score

Recorded assessment version: jurisdiction-ownership-2026-10-04

out of 100

Data completeness28% (Minimal)

Score relies on pessimistic defaults for missing fields

Jurisdictional(56%)

Significant foreign legal exposure risk

Jurisdiction: United States (EU adequacy decision)
No foreign parent provider
Five Eyes intelligence alliance exposure
US CLOUD Act applies (US can compel data access regardless of storage location)

Ownership(44%)

Significant foreign ownership or control risk

Ownership structure not documented (Submit verified data to improve this score)
Funding stage unknown (assumed late-stage VC) (Submit verified data to improve this score)
Acquisition risk unknown (assumed high) (Submit verified data to improve this score)

More dimensions coming soon

GovernanceComing soon

PortabilityComing soon

LicenseComing soon

CommunityComing soon

How missing data affects scores Submit data corrections

Provider

Trumba

Quick Facts

Legal jurisdiction: United States
Headquarters: United States
Deployment: SaaS

Evidence and freshness

Verification date unknown. This assessment needs review.

A score is an assessment of recorded facts. Missing evidence and unresolved ownership can affect the result.

hqCountry: crunchbase
Retrieved 30/01/2026, confidence 90%.
Read evidence excerpt
Trumba Corporation is located in Seattle, Washington, United States at 1200 Fifth Ave, Suite 1750
hqCountry: crunchbase
Retrieved 30/01/2026, confidence 90%.
Read evidence excerpt
Trumba Corporation is located in Seattle, Washington, United States at 1200 Fifth Ave, Suite 1750