Siasto
DefunctYC W11San Francisco, US · 2 employees · 2 known investors
Find your way into Siasto
Sign up to see every warm intro you have to Siasto
- Paths you didn't know you had: your email and LinkedIn already hold routes to the Siasto team. We find them for you
- 2nd- and 3rd-degree connections: the friend-of-a-friend routes that take hours to manually find through your inbox or LinkedIn
- Answers now, not in days: momentum is everything in a raise. Skip asking around whether someone knows someone
Days of research, done the moment you sign in, with every route ranked by how warm it is.
Siasto is a collaboration and project management tool that integrates with Google Apps, Gmail, Google Drive, Google Calendar, Box, and Dropbox, letting users manage tasks, events, documents, and files from their inbox. It is used by teams, SMBs, and enterprises.
Also known as Tyrant Incorporated
Enterprise SoftwareFuture of WorkSaaSProductivityCollaborationSMBUnited States of AmericaAmerica / Canada
Founders & leadership· Y Combinator alumni (W11)
CA

MB
Margot BushnaqFounder
Investors · 2
Y Combinator✓ confirmed by SiastoSan Francisco · $500K
How we know: the company's own site · the Y Combinator directory · funding news · open dataset · 5k.vc investor directory · Not right? Tell us
Start Capitalreported
How we know: Y Combinator's founder network · Not right? Tell us
Related companies · 5
DianaDiana is a platform for managing flexible work and HR operations. The company serves businesses and employees seeking more flexible, inclusive work arrangements.
malibouMalibou provides an HR and payroll management platform for small and medium businesses, combining digital tools for employee management (contracts, absences, leave, interviews, documents) with dedicated expert payroll support.
TwineTwine is an AI-powered unified inbox platform that captures calls, texts, emails, and web forms in one place and provides instant automated responses for business inquiries. It serves service-based businesses and small business owners who need lead capture and response automation.
OffDealOffDeal is an AI-powered investment bank that provides M&A advisory services to small business owners seeking to exit their businesses. The company combines proprietary technology that identifies and analyzes potential buyers with seasoned bankers to facilitate sales at premium valuations.
SendHubSendHub provides an online business SMS messaging platform used by companies to communicate with mobile workforces and customers. It serves businesses ranging from small and medium-sized companies to large enterprises.
Companies working in the same space as Siasto.
Legal entities · 1
corporate structureTyrant Incorporated
In the news
Frequently asked questions
- What does Siasto do?
- Siasto is a collaboration and project management tool that integrates with Google Apps, Gmail, Google Drive, Google Calendar, Box, and Dropbox, letting users manage tasks, events, documents, and files from their inbox. It is used by teams, SMBs, and enterprises.
- Who founded Siasto?
- Siasto was founded by Courtland Allen.
- Who are Siasto's investors?
- Siasto's investors include Y Combinator, Start Capital.
- Where is Siasto headquartered?
- Siasto is headquartered in San Francisco, US.






