YC active company list audit
Mason
Mason: Mason is the fastest way to take smart devices from idea to end user. Headquartered in Seattle, WA, United States. Current operating status: active.
Oomira checked this YC company record against source evidence and keeps the current facts, observed dates, and provenance visible before the interactive app loads.
18 facts4 sources1 superseded claims
What changed in the audit
external nameMason America -> Mason
2026-06-12 · yc-oss record id 991: field "former_names" includes "Mason America"
- Summary
- Mason is the fastest way to take smart devices from idea to end user
2026-06-12 · 1 source- Description
- Mason is the fastest way to take smart devices from idea to end user. Whether building a single-use device from scratch or scaling a line of smart products, with Mason it’s 20x fa...
2026-06-12 · 1 source- Website
- https://www.bymason.com
2026-06-12 · 2 sources- Hiring
- yes
2026-06-13 · 1 source- Headquarters
- Seattle, WA, United States
2026-06-13 · 1 source- Operating status
- active
2026-06-12 · 1 source- Industry
- B2B
2026-06-13 · 1 source