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Graylog is a Security Information and Event Management (SIEM) Software company based in Houston, founded in 2009.

graylog.orgLinkedInUpdated Oct 30, 2026
Annual revenue
$15.8M
Nov 2024EST
Total raised
$27.4M
4 rounds
Employees
135
Dec 2024
Customers
300

Graylog revenue

Graylog has not published its revenue. RocketReach puts it at about $15.8M a year (November 2024).

$0
$5M
$10M
$15M
$0
–
$3.8M
–
$5.8M
$7.3M
$15.8M
2009…2010–20202120222023Oct 2024Nov 2024
ReportedEstimateFounded 2009 at $0; every reading has its own bar
All 4 revenue readings, with sources
As ofRevenueSource
Jun 2021$3.8M–
Oct 2023$5.8MESTGetLatka estimate
Oct 2024$7.3MESTGetLatka estimate
Nov 2024$15.8MESTRocketReach estimate

– source not recorded

Graylog funding rounds & investors

Graylog has raised $27.4M across four rounds since 2013. The latest was a $18M funding round in June 2021.

DateRoundRaised
Jun 2021Funding round$18M
Jun 2018Funding round$5M
Feb 2015Funding round$2.5M
Nov 2013Funding round$1.9M
Total raised$27.4M

Graylog CEO, founders & employees

Andy Grolnick founded Graylog in 2009 and runs it as CEO. Graylog had 135 employees (December 2024, LinkedIn), up from 109 a year earlier.

0
50
100
24
–
85
111
109
135
20182019–202021202220232024
ReportedOne figure per year; a reported figure wins over an estimate
All 7 headcount readings, with sources
As ofEmployeesSource
Dec 2024135LinkedIn
Oct 2024109LinkedIn
Oct 2023109LinkedIn
Oct 2022111LinkedIn
Dec 202185LinkedIn
Jun 202172–
Jun 201824–

Graylog FAQ

What is Graylog's revenue?

RocketReach estimates Graylog's revenue at about $15.8M a year (November 2024). The company hasn't published its own figure.

How much funding has Graylog raised?

Graylog has raised $27.4M across four funding rounds. The latest was a $18M funding round in June 2021.

How many employees does Graylog have?

Graylog had 135 employees in December 2024, according to LinkedIn.

Who is the CEO of Graylog?

Andy Grolnick is the CEO of Graylog and founded the company in 2009.

Who founded Graylog?

Andy Grolnick founded Graylog in 2009.

How this page is sourced

5 from public sources · 3 estimates. 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 Oct 30, 2026Data disclaimerReport a correctionClaim this profileRun Graylog? Join the podcast