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Russell Smith

Founder

CEO at 9 Mothers · CTO at Rainforest

Austin, Texas, United States

Founded9 Mothers · YCRainforest · YC

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About

Russell Smith is the founder and CTO of Rainforest, an AI-powered testing platform for software quality assurance.

CEO at 9 MothersYC X26

Intro paths

YC

Russell went through Y Combinator (Spring 2026) — any YC alum in your network can reach them through the YC community.

GP

Their group partner at YC was Garry Tan, President & CEO of Y Combinator — the partner who ran 9 Mothers's batch and knows the company first-hand. YC profile ↗

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In turn, Russell can intro founders to 9 Mothers's investors below.

9 Mothers's investors · 7

Daft CapitalPalo Alto · $500K – $2M checksPioneerToronto, OntarioRedbud Trail GroupAustin · $25M checksSterling RoadSan Francisco · $25K – $150K checksStreamlined VenturesPalo Alto · $100K – $1M checksTheory Forge VenturesTustinY CombinatorSan Francisco · $500K checks · since 2026

Co-founders at 9 Mothers

RKRoman Khomenko
Roman KhomenkoFounder
BPBogdan Pyzh
Bogdan PyzhCOO

CTO at RainforestYC S12

Intro paths

YC

Russell went through Y Combinator (Summer 2012) — any YC alum in your network can reach them through the YC community.

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In turn, Russell can intro founders to Rainforest's investors below.

Rainforest's investors · 20

Agrolimen VenturesAlpana VenturesGenevaAndreessen HorowitzMenlo Park · $500K – $50M checksArdent VentureWashington · $250K – $3M checksBessemer Venture PartnersSan Francisco · $50K – $100M checksBonfire VenturesLos Angeles · $2M – $6M checksBoxGroupNew York · $250K – $1M checksCrosslink CapitalMenlo Park · $1M – $9M checksFundersClubSan Francisco · $290K checksHeavybitSan Francisco · $500K – $5M checksInfinity VenturesSan Francisco · $250K – $10M checks · since 2025Initial CapitalLondonInitialized CapitalSan Francisco · $1M – $5M checksInsignia Ventures PartnersSingapore · $100K – $5M checksMonk's Hill VenturesSingaporeMorado VenturesLos Altos · $150K checksStorm VenturesPalo AltoTippet Venture Partners (Gp), LlcPalo AltoVenture OverageMenlo ParkY CombinatorSan Francisco · $500K checks · since 2012

Co-founders at Rainforest

FSFred Stevens-Smith
Fred Stevens-SmithCEO
JC
J.J. ChaiFounder
JC
JJ ChaiFounder
JTJason Tan
Jason TanFounder
JS
Joshua SilverFounder
PR
Per-Ola RöstFounder

Frequently asked questions

Who is Russell Smith?
Russell Smith is the founder and CTO of Rainforest, an AI-powered testing platform for software quality assurance.
Where does Russell Smith work?
Russell Smith is CEO of 9 Mothers and CTO at Rainforest.
What companies did Russell Smith found?
Russell Smith founded 9 Mothers, Rainforest.

Founder mafias

About this profile. Compiled from public sources — 9 Mothers's own website and public professional profiles — and summarised by Fundraising Fox; every fact is kept with where it came from. Spotted an error, or would rather not be listed? Email privacy@fundraisingfox.com · How we build profiles · Your rights