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Sidra Qasim

Founder

Founder at Markhor · Co-founder at Atoms

Brooklyn, New York, United States

FoundedAtomsAtomsMarkhor · YC

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About

Sidra Qasim is co-founder and CEO of Atoms, and previously founded Markhor. She is an investor in several companies including Buzzer, AirSchool, AimFit, and WorkOS.

Founder at MarkhorYC S15

Intro paths

YC

Sidra went through Y Combinator (Summer 2015) — any YC alum in your network can reach them through the YC community.

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In turn, Sidra can intro founders to Markhor's investors below.

Markhor's investors · 2

500 GlobalPalo Alto · $150K checks · since 2016Y CombinatorSan Francisco · $500K checks · since 2015

Co-founders at Markhor

WAWaqas Ali
Waqas Alico-CEO

Co-founder at Atoms

Intro paths

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In turn, Sidra can intro founders to Atoms's investors below.

Atoms's investors · 15

Abstract VenturesSan Francisco · $250K – $750K checksARA NEA Ventures (Brand: Dmz.Xyz)Los AngelesBain Capital VenturesBoston · $1M – $100M checksChemistrySan FranciscoEvolution VC PartnersNew YorkFirst Generation CapitalFlucas VenturesJupiter · $100K – $5M checksHyperguapIndus Valley CapitalKarachi · since 2018Initialized CapitalSan Francisco · $1M – $5M checksK5 GlobalSan Francisco · $1M – $3M checksSeven Seven SixPalm Beach Gardens · $500K – $5M checks · since 2018Shrug CapitalSunnyvale · $100K – $3M checksSV AngelSan Francisco · $150K – $20M checksUberSan Francisco

Founder at Atoms

Intro paths

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In turn, Sidra can intro founders to Atoms's investors below.

Atoms's investors · 21

A*San Francisco · $500K – $3M checks · since 2026Abstract VenturesSan Francisco · $250K – $750K checks · since 2026Alpha Square GroupNew York · since 2026Alpha Wave GlobalMiamiAndreessen HorowitzMenlo Park · $500K – $50M checks · since 2026Ataraxia CapitalBain CapitalBoston · since 2026Bain Capital VenturesBoston · $1M – $100M checksBond Capital ManagementSan Francisco · $100K – $25M checksChemistrySan Francisco · since 2026Color CapitalPortlandEmbark VenturesLos AngelesFifth WallLos Angeles · $250K – $100M checks · since 2026Flucas VenturesJupiter · $100K – $5M checksGreycroftNew York · $100K – $5M checksK5 GlobalSan Francisco · $1M – $3M checks · since 2026Kamino Digital AssetsProtagonistBay Harbor Islands · $10K – $1M checksSV AngelSan Francisco · $150K – $20M checks · since 2026Transform InvestmentsUberSan Francisco · since 2026

Co-founders at Atoms

TK
Travis KalanickFounder
WAWaqas Ali
Waqas AliFounder

Frequently asked questions

Who is Sidra Qasim?
Sidra Qasim is co-founder and CEO of Atoms, and previously founded Markhor. She is an investor in several companies including Buzzer, AirSchool, AimFit, and WorkOS.
Where does Sidra Qasim work?
Sidra Qasim is Co-founder of Atoms and Founder at Markhor.
What companies did Sidra Qasim found?
Sidra Qasim founded Atoms, Atoms, Markhor.

Founder mafias

About this profile. Compiled from public sources — Markhor'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