Fundraising Fox

Ciro

YC S22

San Francisco, US · Founded 2022 · 5 employees · Hiring · 2 known investors

Ciro is an AI-powered go-to-market platform that automates the research, list building, and outreach process for B2B sales and marketing teams. The platform uses natural language prompts to generate enriched prospect lists and personalized email sequences without generic templates.

Founders & leadership· Y Combinator alumni (S22)

Ciro was founded in 2022 by Ross Geiger, Richard Lee, and David Winer.

RGRoss Geiger
Ross GeigerinCo-Founder & President2022–2026Previously, he served as VP of Sales at dental software company YAPI and as an operating partner at software investment firm M33 Growth, where he focused on sales and marketing technologies. He holds a BA in Economics and East Asian Studies from Brown University.
RLRichard Lee
Richard LeeinCofounder & CEORichard Lee previously served as Chief Operating Officer at BuildZoom, a construction and remodeling marketplace, and as a consultant at Bain & Company. He holds a degree in Applied Mathematics and Economics from Brown University and was pursuing graduate studies at Stanford's Graduate School of Business.
DWDavid Winer
David Winerin𝕏Co-Founder and CTOHe previously served as a product manager for Kotlin at Google, held engineering and product roles at multiple startups, and worked as a management consultant at Bain & Company. He holds a bachelor's degree in Applied Mathematics from Brown University, a master's degree in Electrical Engineering and Computer Science from UC Berkeley, and an MBA from Stanford University.

Investors · 2

Competitors · 2

by search overlap

Companies competing with Ciro for the same Google search keywords, organic and paid, via search-intersection analysis.

In the news

Frequently asked questions

What does Ciro do?
Ciro is an AI-powered go-to-market platform that automates the research, list building, and outreach process for B2B sales and marketing teams. The platform uses natural language prompts to generate enriched prospect lists and personalized email sequences without generic templates.
Who founded Ciro?
Ciro was founded by Ross Geiger, Richard Lee, David Winer in 2022.
Who are Ciro's investors?
Ciro's investors include CRV (Charles River Ventures), Y Combinator.
Where is Ciro headquartered?
Ciro is headquartered in San Francisco, US.