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Sift

Founded 2015 · 9 known investors

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Sift, founded in 2015, collects smartphone app-installation data to build user profiles and uses AI and machine learning to process mobile ad requests for hypertargeted app install advertising. It serves advertising clients seeking to target mobile app install campaigns.

AdTechAI & Machine Learning

Founders & leadership

Sift was founded in 2015 by Jud Bowman, Slawek Pruchnik, Jesper Rasmussen, and Aaron Schwager.

JBJud Bowman
Jud BowmanFounder & CEOJud Bowman co-founded Motricity while a high school student and took leave from Stanford to lead it to over $100 million in revenue before taking it public. He subsequently founded Appia, a mobile user acquisition network that delivered over 100 million app installs and was acquired by Digital Turbine in 2015, and then founded Sift Media in 2015 to apply AI and machine learning to mobile app install advertising.
SP
Slawek PruchnikCo-founder, Chief Technology Officer
JRJesper Rasmussen
Jesper RasmussenCo-founder & Chief Software Architect2016–2025He brings 25+ years of software engineering experience, with expertise in Scala, Java, distributed systems, and database technologies.
AS
Aaron SchwagerCo-founder

Investors · 9

Elevate Innovation Partnerslisted by Elevate Innovation PartnersNew Yorkvia Shreyas Chityala · inferred

How we know: Elevate Innovation Partners's portfolio page · Not right? Tell us

GV (Google Ventures)listed by GV (Google Ventures)Mountain View · $250K – $50M

How we know: GV (Google Ventures)'s portfolio page · funding news · Not right? Tell us

Union Square Ventures (USV)listed by Union Square Ventures (USV)New York · $1M – $8M

How we know: Union Square Ventures (USV)'s portfolio page · globenewswire.com · Not right? Tell us

CIVreportedVenice Beach

How we know: funding news · Not right? Tell us

Fika VenturesreportedCulver City · $250K – $2M

How we know: funding news · Not right? Tell us

Insight PartnersreportedNew York · $120M – $350M

How we know: globenewswire.com · Not right? Tell us

Riot VenturesreportedLos Angeles · $3M – $200M

How we know: funding news · Not right? Tell us

StripesreportedNew York

How we know: globenewswire.com · Not right? Tell us

Funding

SEC filings, press & company announcements

$42M disclosed across 1 of 4 rounds · 2021–2026

Source: company announcements and press reports — follow each round's link for the claim.

Frequently asked questions

What does Sift do?
Sift, founded in 2015, collects smartphone app-installation data to build user profiles and uses AI and machine learning to process mobile ad requests for hypertargeted app install advertising. It serves advertising clients seeking to target mobile app install campaigns.
Who founded Sift?
Sift was founded by Jud Bowman, Slawek Pruchnik, Jesper Rasmussen, Aaron Schwager in 2015.
Who are Sift's investors?
Sift's investors include Alerion Ventures, Elevate Innovation Partners, GV (Google Ventures), Union Square Ventures (USV), CIV, Fika Ventures, Insight Partners, Riot Ventures and 1 more.
How much funding has Sift raised?
Sift has disclosed $42M raised across 1 of its 4 known rounds.