Rainfall Ventures
Los Angeles, California · Invests in US; MENA; Europe; Global; Africa; LATAM; Asia; North America · Website
Check size
$500K-$5M
Thesis
We invest in world-class founders solving significant problems. We prioritize founder quality, founder-problem fit, and values-aligned partnerships. We help exceptional founders become category leaders early, before they become obvious trends.
Likely not a fit for
Founders without clear commitment to their problem. Teams without founder-product fit. Non-values-aligned founders. Copycat business models without differentiation.
How they invest
- Lead or follow
- Usually leads
- Typical decision
- ~2 weeks
- Warm intro
- Preferred
- Involvement
- Takes a board seat
- Fund status
- Actively deploying
- Decision process
- Partnership vote
Partners & team
4 contacts on file
Yair Riemer
Partner · Primary contact
Joshua Jiang
Partner
Ron Rofe
Co-Founder & General Partner
David Berg
Partner
Portfolio
Robinhood is a financial services company that offers commission-free trading in stocks, options, and cryptocurrencies, aiming to democratize finance for all.
Webflow is a visual website builder that allows users to create custom websites without needing to write code. It provides tools for design, content management, hosting, and SEO optimization, catering to marketers, designers, and developers.
Alma simplifies access to therapy by connecting individuals with therapists covered by insurance, offering a supportive search process and a directory of providers specializing in various mental health concerns.
Papaya Gaming is a company associated with the website papaya-gaming.com, which offers updates and promotions.
Curri is a modern logistics platform transforming the way construction and industrial supplies are delivered, offering services like same-day delivery and route planning.
Slope is a financial technology company that offers products like SlopeScore, a cash flow score for businesses, and Embedded Capital, which provides flexible payment options for buyers.
Rounds is an autonomous AI platform that transforms mobile assets into businesses by streamlining their lifecycle from sourcing to optimization, leveraging intelligent automation and data-driven insights.
Harmonic provides broadband solutions that enhance video streaming and improve broadband speed and capacity through virtualized technologies.
Carrd is a free service for building fully responsive one-page sites for pretty much anything.
Casper is a company that sells mattresses and sleep products, aiming to help people sleep better. Their website offers a range of products including award-winning mattresses.
Citus Data provides a distributed database solution that extends PostgreSQL, enabling users to scale their databases horizontally while maintaining the relational features of Postgres. It offers capabilities for multi-tenant SaaS applications, real-time analytics, and time series data processing.
Lithic is the leading card issuing processor built for high-growth technology companies. Lithic's APIs and operational enablement services enable businesses to move money, build card programs, and issue debit, credit, and prepaid cards to consumers and businesses with unparalleled ease and flexibility.
Recent activity
- Apr 2026
Stendr
Pre-Seed · Lead
- Aug 2025
Lexington Bakes
Seed · Lead
- Apr 2025
Deft Robotics
Seed · Lead
- Nov 2024
Harmonic
Seed · Lead
- Oct 2024
ConvAI
Seed · Lead
- Sep 2024
Cleva
Seed · Lead
Rainfall Ventures in the news
ArcticStartup
Norway's Stendr raises $5.4M pre-seed to build AI-powered drone detection systems - ArcticStartup
3 months ago
Ynetnews
Investor who rejects founder over rude behavior to waitress: 'I look for humility and values'
5 months ago
YourStory.com
[Funding alert] F2P mobile game studio LILA Games raises $10M in Series A led by Rainfall Ventures
Mar 2022
calcalistech.com
Permit.io raises $6 million Seed funding led by NFX to streamline permissions in cloud-native applications
Feb 2022
YourStory.com
[Funding alert] Fintech startup Karbon raises $12M in pre-Series A funding round
Sep 2021
Refresh Miami
Small business-focused challenger bank Novo lands $40.7M Series A round
Jun 2021
Hospice News
Private Investors Pour $25 Million Into DME Startup Tomorrow Health
Apr 2021
PR Newswire
Alma Announces $28 Million Series B to Bring its Mental Health Network Nationwide
Feb 2021
Behavioral Health Business
Alma — A Startup to Support Behavioral Health Providers — Raises $28M
Feb 2021
Business Insider
See How Pillar Pitched Kleiner Perkins to Lead Its $5.5 Million Seed
May 2019
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