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Cumul.iorevenue & funding

Data Visualization ToolsBrooklyn, New YorkFounded 2015CEO Thomas De Clerck

Cumul.io is a Belgian embedded analytics company founded in 2016 that provides a building block for web platforms seeking to offer customer-facing dashboards and analytics to their end users.

cumul.ioLinkedInUpdated Oct 3, 2026
Annual revenue
$9.8M
Oct 2024EST.
Latka Top
#449
of 1,372 interviewed companiesEST.
Total raised
$4.8M
3 rounds
Employees
59
Oct 2024

Cumul.io revenue

Cumul.io has not published its revenue. GetLatka estimates it at about $9.8M a year (October 2024). Cumul.io is #449 on the Latka Top. The Latka Top ranks the 1,372 companies Nathan Latka has interviewed by revenue.

$0
$2.5M
$5M
$7.5M
$2.3M
–
$5.7M
$9.8M
20202021–2220232024
ReportedEstimateOne figure per year; a reported figure wins over an estimate
All 3 revenue readings, with sources
As ofRevenueSource
Nov 2020$2.3M–
Dec 2023$5.7MEST.GetLatka estimate
Oct 2024$9.8MEST.GetLatka estimate

– source not recorded

Cumul.io funding rounds & investors

Cumul.io has raised $4.8M across three rounds since 2016. The latest was a $4.2M funding round in November 2020.

DateRoundRaised
Nov 2020Funding round$4.2M
Oct 2017Funding round$602K
Apr 2016Funding round$60.2K
Total raised$4.8M

Interviews with Karel Callens

Nathan Latka has interviewed Cumul.io once, speaking with Karel Callens.

Watch: How Cumul.io Helps SaaS Platforms Deliver Customer-Facing Analytics at Scale (Interview with Founder and CEO Karel Callens)

March 2023 · Karel Callens, Founder and CEO

How Cumul.io Helps SaaS Platforms Deliver Customer-Facing Analytics at Scale (Interview with Founder and CEO Karel Callens)

  • Cumul.io is a building block that any web platform can add to offer customer-facing dashboards and analytics to end users
  • Karel Callens has spent fifteen years in business intelligence before founding Cumul.io
  • Cumul.io was founded approximately seven years before the March 2023 talk

Read the interviewWatch

Cumul.io competitors

Cumul.io competes most directly with Sisense.

CompanyRevenueFundingEmployeesCustomersFounded
Sisense$140M$269.5M5982K2004
Cumul.io$9.8M$4.8M59–2015

Cumul.io CEO, founders & employees

Thomas De Clerck founded Cumul.io in 2015 with Karel Callens and runs it as CEO. Cumul.io has 59 employees (October 2024, LinkedIn), up from 49 a year earlier.

0
20
40
26
39
40
49
59
20202021202220232024
ReportedOne figure per year; a reported figure wins over an estimate
All 5 headcount readings, with sources
As ofEmployeesSource
Oct 202459LinkedIn
Dec 202349LinkedIn
Dec 202240LinkedIn
Dec 202139LinkedIn
Nov 202026–

Cumul.io FAQ

How much money does Cumul.io make?

Cumul.io has not published its revenue. GetLatka estimates about $9.8M a year (October 2024).

How much funding has Cumul.io raised?

$4.8M across 3 rounds; the latest was a $4.2M round in November 2020.

Who is the CEO of Cumul.io?

Thomas De Clerck, a co-founder.

Who founded Cumul.io?

Karel Callens and Thomas De Clerck, in 2015.

How many employees does Cumul.io have?

About 59 as of October 2024 (LinkedIn).

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How this page is sourced

4 from public sources · 2 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. The Latka Top ranks the private, operating companies Nathan Latka has interviewed by the latest revenue figure on each profile, reported or estimated; equal figures share a rank.

Updated Oct 3, 2026Data disclaimerReport a correctionClaim this profile