HomeInvestor DirectoryB2B SaaSEllen Chisa
Ellen Chisa
Ellen Chisa
Partner at boldstart ventures · Somerville, MA, USA
Active now
Check size
Undisclosed
Lead stage
pre-seed
Deals tracked
4
Sectors
B2B SaaS, Developer Tools
B2B SaaS Developer Tools Enterprise Software Cloud Infrastructure Robotics Software Infrastructure pre-seed seed pre-product inception
United States

About Ellen
Ellen Chisa is a Director focused on early-stage investment and founder support. With limited public data available, her specific firm affiliation, investment stage focus, and sector specialization cannot be reliably confirmed from the provided sources
Investment thesis
Invests at inception in enterprise software, developer tools, and infrastructure.
Ellen Chisa invests at inception stage in enterprise software, developer tools, and infrastructure companies. Leveraging her extensive product background and entrepreneurial experience, she focuses on backing technically interesting founders building foundational B2B technologies that enhance developer productivity. Her investment strategy targets companies innovating in developer experience, cloud infrastructure, and business-to-business software solutions, with a hands-on approach offering strategic guidance and mentorship to help portfolio companies navigate early growth
Investment philosophy
Ellen Chisa’s focus at boldstart is on supporting founders from the earliest stage, especially technically interesting enterprise software companies. She emphasizes pre-product, dev-focused work and combines product background with hands-on founder support.
Recent activity
Jun 2026 Filed Form D — Investment vehicle · $363,810,091 raised
Live platform data · proprietary, citable layer
Notable portfolio
Snyk Liveblocks Zuplo
How to approach Ellen
Inception stage — Invests in companies at the very beginning, before product-market fit.
Developer-first — Focuses on developer tools, software infrastructure, and technically deep products.
Enterprise software — Targets B2B and enterprise software companies building foundational technology.

Frequently asked
Does Ellen Chisa invest at pre-seed stage?
Yes. They invest at pre-seed, seed, pre-product stage. Their geographic focus includes United States.
What is their typical check size?
Check size is not publicly disclosed. They currently invest through boldstart ventures.
What sectors does Ellen Chisa focus on?
Ellen Chisa primarily invests in B2B SaaS, Developer Tools, Enterprise Software, Cloud Infrastructure.

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