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Laudspeaker

AcquiredYC W21

San Francisco, US · Founded 2021 · 3 employees · 2 known investors

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Laudspeaker provides an open source platform for mobile marketing automation and customer onboarding, letting teams create segmented push notification, SMS, and email campaigns with complex scheduling rules.

Also known as Askly · Tachyon

Enterprise SoftwareMarketing TechSaaSB2BOpen SourceAutomationUnited States of AmericaAmerica / CanadaFully Remote

Founders & leadership· Y Combinator alumni (W21)

Laudspeaker was founded in 2021 by Abheek Basu and Mahamad Charawi.

ABAbheek Basu
Abheek BasuCo-founder · CEO2021–2025Abheek Basu is a software engineer and product manager who founded Laudspeaker, which was acquired by PostHog in 2025. He holds an engineering degree from the University of Pennsylvania and an MBA from Wharton's M&T program.
MCMahamad Charawi
Mahamad CharawiCo-founder · CTOMahamad Charawi was a senior software engineer at Cisco and CTO of Tachyon. He holds engineering and business degrees from the University of Pennsylvania (M&T program).

Investors · 2

Protocol LabsreportedSan Francisco

How we know: Y Combinator's founder network · Not right? Tell us

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Companies working in the same space as Laudspeaker.

In the news

Laudspeaker: Open source cross-channel customer messaging. Send emails, Slack + more, automatedycombinator.com · Jan 2024Laudspeaker In-app guide designerycombinator.com · Jun 2023Laudspeaker v1.1.0 open-source customer journey automation - a braze / iterable alternativeycombinator.com · Mar 2023Laudspeaker: an opensource customer io / braze / iterable alternativeycombinator.com · Nov 2022

Frequently asked questions

What does Laudspeaker do?
Laudspeaker provides an open source platform for mobile marketing automation and customer onboarding, letting teams create segmented push notification, SMS, and email campaigns with complex scheduling rules.
Who founded Laudspeaker?
Laudspeaker was founded by Abheek Basu, Mahamad Charawi in 2021.
Who are Laudspeaker's investors?
Laudspeaker's investors include Y Combinator, Protocol Labs.
Where is Laudspeaker headquartered?
Laudspeaker is headquartered in San Francisco, US.