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OpenSlaterevenue, acquisition & funding

Analytics PlatformsNew YorkFounded 2012

OpenSlate was acquired by DoubleVerify. See DoubleVerify's profile →

OpenSlate is an Analytics Platforms company based in New York, founded in 2012.

openslate.comLinkedInUpdated Aug 10, 2026
Annual revenue
$3.4M
Apr 2021
Owner
DoubleVerify
Date not on record
Total raised
$13.1M
4 rounds
Employees
75
Apr 2021

OpenSlate revenue

OpenSlate's annual revenue was $3.4M in April 2021, its last figure before DoubleVerify bought it (source not recorded).

$0
$1M
$2M
$3M
$3.4M
2021
ReportedOne figure per year; a reported figure wins over an estimate
As ofRevenueSource
Apr 2021$3.4M–

– source not recorded

Who owns OpenSlate

DoubleVerify owns OpenSlate. The date and price of the deal are not on record.

OpenSlate funding rounds & investors

OpenSlate has raised $13.1M across four rounds since 2012. The latest was a $4.3M funding round in September 2016.

DateRoundRaised
Sep 2016Funding round$4.3M
Jan 2015Funding round$5.2M
Mar 2014Funding round$1.3M
Apr 2012Funding round$2.3M
Total raised$13.1M

OpenSlate CEO, founders & employees

Mike Henry founded OpenSlate in 2012 and led it as CEO. OpenSlate had 75 employees (April 2021).

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20
40
60
75
2021
ReportedOne figure per year; a reported figure wins over an estimate

Team mix (Apr 2021): 9 engineers, 9 in sales, 8 in marketing

OpenSlate FAQ

What was OpenSlate's revenue?

Before DoubleVerify bought it, OpenSlate's annual revenue was $3.4M in April 2021 (source not recorded).

Who owns OpenSlate?

DoubleVerify owns OpenSlate.

How much funding has OpenSlate raised?

OpenSlate raised $13.1M across four funding rounds before DoubleVerify bought it. The last was a $4.3M funding round in September 2016.

How many employees does OpenSlate have?

OpenSlate had 75 employees in April 2021.

Who founded OpenSlate?

Mike Henry founded OpenSlate in 2012.

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How this page is sourced

Founder figures link to the second they were said; public figures name their source; estimates are marked EST. and say whose they are. Not financial advice.

Updated Aug 10, 2026Data disclaimerReport a correctionClaim this profileRun OpenSlate? Join the podcast