Where does Roman Khomenko work?

Roman Khomenko is Founder of 9 Mothers.

What companies did Roman Khomenko found?

Roman Khomenko founded 9 Mothers.

Roman Khomenko

Founder

Founder at 9 Mothers

United States

Founded9 Mothers · YC

Find your path to Roman

60 people in our graph share verified history with Roman — schools, employers, funds. One of them is your warm intro.

Sam AwrabiunlockedRoman: together at Rainforest (2016–2017)

×3Roman: together at Rainforest

×8Roman: together at DataRobot

About

Roman Khomenko was a data scientist at Rainforest QA (YC S12). He is co-founder of 9 Mothers Defense, where he works on AI-driven counter-drone systems.

Founder at 9 Mothers YC X26

Intro paths

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

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 ↗

→

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

9 Mothers's investors · 5

Daft CapitalPalo Alto · $500K – $2M checks Sterling RoadSan Francisco · $50K – $150K checks Streamlined VenturesPalo Alto · $100K – $1M checks Theory Forge VenturesTustin Y CombinatorSan Francisco · $500K checks · since 2026

Co-founders at 9 Mothers

Russell SmithFounder / CEO

Bogdan PyzhCo-Founder, COO

Experience

9 MothersBuilder of Thinking Machinescurrent2024 — presentTexas, United States
Rainforest QALead AI Data Scientist2016 — 2024
DataRobotData Scientist2015 — 2016Greater Boston
DisOpt.comSoftware Development Consultant2006 — 2014
DisOpt.comSecurity Researcher2002 — 2013
Police of UkraineOfficer2008 — 2009Ukraine
Police of UkraineSergeant2003 — 2008Ukraine
Police of UkrainePrivate2001 — 2003Ukraine

Skills & more

SecurityEngineeringLeadershipData Science

Languages English · German · Spanish · Ukrainian

From Roman's professional profile.

Frequently asked questions

Who is Roman Khomenko?: Roman Khomenko was a data scientist at Rainforest QA (YC S12). He is co-founder of 9 Mothers Defense, where he works on AI-driven counter-drone systems.
Where does Roman Khomenko work?: Roman Khomenko is Founder of 9 Mothers.
What companies did Roman Khomenko found?: Roman Khomenko founded 9 Mothers.
Where did Roman Khomenko go to school?: Roman Khomenko studied at Kharkiv National University of Radio Electronics (Master's degree, Computer Science).

Founder mafias

Y Combinator mafia10,230

Also came through, then founded or led a company.

Sam AltmanPresidentFounded Tools for Humanity +3 Garry TanPresident & CEOFounded Y Combinator +1 Jessica LivingstonCo-founderFounded Y Combinator Alexis OhanianPartnerFounded Reddit Fred EhrsamYC Summer 2012Founded Nudge +1 Matt HuangYC Winter 2011Founded Paradigm +1

+ 10,223 more

DataRobot mafia18

Also came through, then founded or led a company.

Jeremy AchinData Scientist, Founder, and CEOFounded Neo Cybernetica +2 Diego OppenheimerExecutive Vice President, Machine Learning OperationsFounded Guardrails AI +1 Dan WrightChief Executive OfficerFounded Armada +1 Ryan SeveyGeneral ManagerFounded Nexosis +1 Jason MontgomeryVP of Product Security & Enterprise SecurityFounded Nexosis +1 Konstantine BuhlerPartner @ Series D and BeyondFounded Listen Labs

+ 11 more

DataRobot mafia14

Also came through, then founded or led a company.

Jeremy AchinExecutive Officer, Director, PromoterFounded Neo Cybernetica +1 Ryan SeveyGeneral ManagerFounded Nexosis +1 Jason MontgomeryVP of Product Security & Enterprise SecurityFounded Nexosis +1 Dan WrightAdvisorFounded Armada Noa FlahertySoftware Engineer, Team Lead - Business EngineeringFounded Vellum Tim SherwoodDomain Lead, Senior Software EngineerFounded Partnered

+ 7 more

Rainforest mafia5

Also came through, then founded or led a company.

Chris YinVP ProductFounded plume.org PLUME +1 Russell SmithFounder / CTOFounded 9 Mothers Sriya MaramCustomer Success Management InternFounded Persana AI Hamza ZiaStaff EngineerFounded GitStart

Kharkiv National University of Radio Electronics mafia3

Also came through, then founded or led a company.

Sergii MikhtoniukMaster of Computer ScienceFounded Kamu Vadim IlyasovFounded Riskseal

Same school

Also attended Kharkiv National University of Radio Electronics7

Heorhii AzarovRust Blockchain Developer at Mintlayer Denys AverinCIO at Everstake Dmytro MakivskiyHead of Development at Playzizo Vladislav RybalkaCTO at Shadowmap Sergii MikhtoniukFounder at Kamu Vadim IlyasovFounder at Riskseal

+ 1 more

Shared employers

Also worked at 9 Mothers2

Russell SmithFounder / CTO at Rainforest Bogdan PyzhCo-Founder, COO at 9 Mothers

Also worked at Rainforest QA9

Sam AwrabiFounder & Solo GP at Banyan Ventures Hansae CatlettGeneral Partner at The MBA Fund Allison PickensSolo GP Investor at Allison Pickens Ventures Jim AndelmanCo-Founder and Managing Director at Bonfire Ventures Farlan DowellOperating Partner at Virta Ventures Chris YinPrincipal at Scale Venture Partners

+ 3 more

Also worked at DataRobot40

Jai DasPartner, President at Sapphire Ventures Marguerite BensonSenior Advisor at Audere Capital Jonathan BarekChief Operating Officer at Next47 Saad AnsariInvestor at Dash VC Mo El-BibanyGeneral Partner at Page One Ventures Rob WardCo-Founder and Partner at Meritech Capital Partners

+ 34 more

Find your path to Roman

About

Founder at 9 MothersYC X26

Intro paths

9 Mothers's investors · 5

Co-founders at 9 Mothers

Experience

Skills & more

Frequently asked questions

Founder mafias

Y Combinator mafia10,230

DataRobot mafia18

DataRobot mafia14

Rainforest mafia5

Kharkiv National University of Radio Electronics mafia3

Same school

Also attended Kharkiv National University of Radio Electronics7

Shared employers

Also worked at 9 Mothers2

Also worked at Rainforest QA9

Also worked at DataRobot40

Founder at 9 Mothers YC X26