BrainStorm Ventures

General contacts

Investor type

Founded

1999

AUM

$15 M

Location

San Francisco, California, United States

Investment Ticket

$1-5 m

Investment Stage

Pre-seed Seed Series A

Region of investment

North America South America

ESG Focus

Impact investor

Investor profile last updated: 16 August, 2026

Profile

BrainStorm Ventures is a small, generalist venture capital firm based in San Francisco, founded in 1999 by former exited founders. The firm has a strong connection to Silicon Valley and operates with additional roots in Mexico City. The team is composed of seasoned investors like Managing Partner Ariel Jadus and Co-founder Eduardo Rallo, who bring rich backgrounds in impactful investing and entrepreneurship. BrainStorm sets itself apart by having a profound empathy for entrepreneurs and demonstrating a history of delivering high returns across different economic cycles.

The firm invests at the earliest stages of development in companies that have the potential to define their categories. Their sector focus includes technology and various sub-sectors, and they target markets across North America. BrainStorm Ventures doesn’t publicly detail their typical check sizes, but they show flexible investment strategies that adapt to early-stage funding requirements.

Notable investments by BrainStorm Ventures include Zappos - an online shoe and clothing retailer, OpenTable - a restaurant-reservation service platform, KIO Networks - a tech company focused on data center operation, and Turing - a remote software provider. These examples highlight BrainStorm's prominent role in supporting promising companies early in their journey.

Industry

Consumer Services (B2C) Digital Education Edtech E-commerce/Marketplace Financial Services Fintech Healthcare Services Internet and Web Services IT Services SaaS Software AI Technology Consumer Products HealthTech Energy Infrastructure Life Sciences MedTech Pharmaceuticals

BrainStorm Ventures Funds

Name	Type	Industry	Stage	Region	Size	AUM	Launch date
Brainstorm Ventures III, LP	Venture Capital (VC)	Consumer Products Consumer Services (B2C) Financial Services Fintech SaaS Software Technology HealthTech	Pre-seed Seed	North America	$5-10 m	$13 M	January 2022
Brainstorm Ventures II	Venture Capital (VC)	HealthTech Energy Infrastructure Life Sciences Technology MedTech AI Software SaaS Pharmaceuticals IT Services Internet and Web Services Healthcare Services Fintech Financial Services E-commerce/Marketplace Edtech Education Digital Consumer Services (B2C)	Pre-seed Seed Series A	North America South America	$1-5 m	—	January 2018

Contacts

Name

Title

Social Networks

Ariel J Managing Partner

Managing Partner

a•••@•••

Eduardo Rallo Cofounder and Managing Partner

Cofounder and Managing Partner

e•••@•••

Upgrade to see contacts

weSaiDxj175EKtzd weSaiDxj175EKtzd

weSaiDxj175EKtzd

[email protected]

weSaiDxj175EKtzd weSaiDxj175EKtzd

weSaiDxj175EKtzd

[email protected]

weSaiDxj175EKtzd weSaiDxj175EKtzd

weSaiDxj175EKtzd

[email protected]

Investment-team contacts for BrainStorm Ventures — including verified work emails and LinkedIn profiles — are available to Private Equity List subscribers.
Instant access on the web. Plans from $129/month — see pricing.

Contacts sourced from the firm's website and LinkedIn, re-verified on a rolling cycle. Spot a stale contact, or none at all? Report it — we re-run that firm within 48h and get back to you.

FAQs about BrainStorm Ventures

Is BrainStorm Ventures a venture capital or private equity firm?

BrainStorm Ventures is a venture capital firm. It backs companies at Pre-seed, Seed and Series A, writing tickets of $1-5 m.

Where is BrainStorm Ventures located?

BrainStorm Ventures is located in San Francisco, California, United States.

When was BrainStorm Ventures founded?

BrainStorm Ventures was founded in 1999.

What sectors and industries does BrainStorm Ventures invest in?

BrainStorm Ventures invests in companies and startups in Consumer Services (B2C), Digital, Education, Edtech, E-commerce/Marketplace, Financial Services, Fintech, Healthcare Services, Internet and Web Services, IT Services, SaaS, Software, AI, Technology, Consumer Products, HealthTech, Energy, Infrastructure, Life Sciences, MedTech, Pharmaceuticals.

What is BrainStorm Ventures geographical focus of investments?

BrainStorm Ventures invests in companies and startups in North America, South America.

At what stages of companies and startups does BrainStorm Ventures typically invest in?

BrainStorm Ventures invests in companies and startups at Pre-seed, Seed, Series A.

What is the usual amount of BrainStorm Ventures investment?

BrainStorm Ventures usually invests $1-5 m on average.

What is the amount of assets of under management (AUM) for BrainStorm Ventures?

BrainStorm Ventures has around $15m assets under management.

When was BrainStorm Ventures last fund created?

BrainStorm Ventures last fund was created/launched in 2022-01-27

Is BrainStorm Ventures impact investor?

Yes, BrainStorm Ventures is impact investor.

What are the contacts of BrainStorm Ventures?

BrainStorm Ventures can be reached through its website brainstorm.vc, its LinkedIn page and its X account. Its general enquiries address is [email protected]. Cold-mailing a general inbox rarely reaches a partner, so Private Equity List also lists the investment-team contacts for BrainStorm Ventures — names, roles, verified work emails and LinkedIn profiles — available on a Pro plan from $129/month (see pricing). Contacts are sourced from the firm's website and LinkedIn and re-verified on a rolling cycle. Spot a stale contact, or none at all? Report it — we re-run that firm within 48h and get back to you.

Can I access BrainStorm Ventures data via API or MCP?

Yes. Every field on this page — profile, funds, investment criteria, portfolio and investment-team contacts — is available programmatically through the Private Equity List REST API and MCP server, so AI assistants such as Claude and ChatGPT can query BrainStorm Ventures directly instead of scraping this page. One subscription covers both the web app and machine access — see API & MCP.

When was the BrainStorm Ventures profile last updated?

Private Equity List re-verifies investor profiles on a rolling cycle, pulling from the firm's own website and LinkedIn rather than a one-off import. This profile was last updated on 16 August, 2026. Something out of date here? Report it — we re-run that firm within 48h and get back to you.