Fundraising Fox

Simon Kubica

Founder

Founder at Alloy

Sydney, New South Wales, Australia

FoundedAlloy · YC

About

Simon Kubica is an Australian entrepreneur who leads Alloy as co-founder and CEO. Previously, he held product leadership roles at Atlassian, where he worked on Jira, Forge, and platform development.

Likely email· guessed from name + firm domain, not firm-published

Founder at AlloyYC W23

Intro paths

YC

Simon went through Y Combinator (Winter 2023) — any YC alum in your network can reach them through the YC community.

GP

Their group partner at YC was Pete Koomen, General Partner at Y Combinator — the partner who ran Alloy's batch and knows the company first-hand. YC profile ↗

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In turn, Simon can intro founders to Alloy's investors below.

Alloy's investors · 5

Bain Capital VenturesBoston · $1M – $100M checks · since 2025Blackbird VenturesSydney · $149K – $60M checks · since 2025BONDSan Francisco · since 2025Bond Capital ManagementSan Francisco · $100K – $25M checks · since 2025Y CombinatorSan Francisco · $500K checks · since 2023

Co-founders at Alloy

CIChristian Iacullo
Christian IaculloFounder

Experience

  1. AlloyCo-founder & CEOcurrent2023 — presentSydney, Australia
  2. AtlassianSenior Product Manager2021 — 2022Sydney, Australia
  3. AtlassianProduct Manager2020 — 2021Sydney, Australia
  4. AtlassianAssociate Product Manager2018 — 2020Sydney, Australia

Skills & more

Languages English · Polish

From Simon's professional profile.

Frequently asked questions

Who is Simon Kubica?
Simon Kubica is an Australian entrepreneur who leads Alloy as co-founder and CEO. Previously, he held product leadership roles at Atlassian, where he worked on Jira, Forge, and platform development.
Where does Simon Kubica work?
Simon Kubica is Founder of Alloy.
What companies did Simon Kubica found?
Simon Kubica founded Alloy.
Where did Simon Kubica go to school?
Simon Kubica studied at Y Combinator (W23, Alloy); University of Technology Sydney (Bachelor of Commerce, Economics and Finance); Trinity Grammar School.

Founder mafias

Y Combinator mafia9,496

Also came through, then founded or led a company.

Sam AltmanPresidentFounded Tools for Humanity +3Garry TanPresident & CEOFounded Y Combinator +1Jessica LivingstonCo-founderFounded Y CombinatorAlexis OhanianYC Summer 2005Founded RedditFred EhrsamYC Summer 2012Founded Nudge +1Matt HuangYC Winter 2011Founded Hotspots

+ 9,489 more

Y Combinator mafia5,145

Also came through, then founded or led a company.

Ryan SheaEntrepreneurshipFounded StacksTarek MansourFounded KalshiSuhail DoshiEating beans & riceFounded Playground +1Subomi OluwalanaW22Founded ConvoyGleb ChuvpiloAlumFounded Pager +4IanFounded Apex Technology +3

+ 5,138 more

University of Technology Sydney mafia29

Also came through, then founded or led a company.

Luke FryerBachelor of Business Administration (BBA)Founded Wagamama +1Matthias KnechtGraduate School of BusinessFounded Billie +1Tom HodgesBachelor’s DegreeFounded Alva LabsGlen RamersanFounded RoomMeDarren PattersonB.Sc (Comp Sc)Founded BrickxNathan KirchnerGrad Cert Higher Ed T&LFounded Presien

+ 22 more

Same school

Also attended Y Combinator2,000

Ryan SheaCo-founder of Blockstack (Stacks)Suhail DoshiFounder of Mixpanel; founder of ParticleArhaan A.Deeptech Fellow at Clear VenturesAkshat GoenkaInvestor at Moonfire VenturesJon XuGeneral Partner at Y CombinatorChris GoldaGeneral Partner at Y Combinator

+ 1,994 more

Also attended University of Technology Sydney154

Tom HodgesPartner & co-Head of Private Equity Strategy at Generation Investment ManagementBjörn StrömInvestor at EQT VenturesGlen RamersanManaging Partner, Head of Indonesia at TNBAuraGarry VisontayPartner at Right Click CapitalMichelle SuttonFinancial Controller at Square Peg CapitalMonica DaggarOffice Manager at Square Peg Capital

+ 148 more

Also attended Trinity Grammar School7

Jordan MartenstynInvestment Manager at Bailador Technology InvestmentsDaniel MircevskiInvestment Analyst at Bailador Technology InvestmentsRajeev GuptaPartner at Alium CapitalAsheesh ChackoStrategy at Tidal VenturesAndrew CicuttoPartner at Archangel VenturesJoseph PizzolatoPartner at FELIX CAPITAL

+ 1 more

Shared employers

Also worked at Alloy1

Christian IaculloFounder at Alloy

Also worked at Atlassian84

Mike Cannon-BrookesCo-founder & CEO of AtlassianScott FarquharCo-founder of AtlassianAsanka JayasuriyaPortfolio Support at 8VCScott RubinVenture Partner at Lux CapitalBala SathiamurthyInvestor at IVP (Institutional Venture Partners)Tamar YehoshuaInvestor at IVP (Institutional Venture Partners)

+ 78 more