Sdui Revenue, Valuation, Funding & Investors

Sdui is valued at $436M as of July 2025, a 19.0x revenue multiple. Sdui revenue was $23M, as disclosed with its latest round.

See full Sdui profile

Last Sdui valuation

$436M

Secondary · Jul 2025

Last Sdui funding round

$23M

Series B · Jul 2024

Sdui revenue

$23M

Secondary · Jul 2025

Key investors in Sdui

  • HTGF
  • HV Capital
  • Haniel
  • Brighteye Ventures
  • Udo Schloemer
  • ISB Investitions- und Strukturbank Rheinland-Pfalz

Sdui Overview

About Sdui

Sdui is a Koblenz-based EdTech firm founded in 2018, supplying digital operating systems for schools and preschools. GDPR-compliant platforms connect teachers, educators, parents, and children with chat, translation, cloud, class registers, and AI lesson planners. Including PUPIL administration and Additio for learning and grades, it supports 22,000 institutions in over 70 countries post-FoxEducation acquisition, employing around 230 staff.


Founded

2018

HQ

GermanyKoblenz

Website

sdui.de

Status

Privately held

Customer focus

B2B

Revenue model

Subscription

Revenue

$23M (Jul 2025)

Valuation

$436M (Jul 2025)

Sdui Valuation

Sdui is currently valued at $436M, based on its secondary sale in July 2025. Read the announcement ↗

The $37M round was led by Bain Capital, with participation from HTGF and HV Capital.

Sdui valuation by funding round

Sdui valuation by funding round
DateStageValuationRevenue Multiple
Jul 2025Secondary$436M19.0x

Sdui Revenue

Sdui's latest recorded revenue is $23M, as of its secondary sale in July 2025. At a $436M valuation, that implies a 19.0x revenue multiple.

Sdui revenue by funding round

Sdui revenue and valuation multiple by funding round
DateRevenue *ValuationRevenue MultipleStage
Jul 2025$23M$436M19.0xSecondary

* Revenue (or ARR) figures are the values recorded alongside each funding round. Typically run-rate revenue at the time of the deal, or a reported LTM (last 12 months) revenue.

Sdui Funding History

Sdui has raised a total of $50M across 4 funding rounds, plus 1 secondary share sale.

Sdui's first fundraising round was a $2M seed round in February 2020. The most recent completed round was a $23M Series B in July 2024.

Sdui funding rounds

Sdui funding rounds
DateStageInvestorsRaisedValuationDeal Summary
Jul 2025SecondaryBain Capital (lead); HTGF; HV Capital$37M$436MSdui Group is a Koblenz, Germany-based provider of cloud-based administrative software for K-12 schools across Europe, serving as a digital platform for educational institutions. The company was founded in 2018 by Daniel Zacharias and Jan Micha Kroll. In July 2025, Bain Capital's Tech Opportunities fund led a growth investment in Sdui, acquiring a 25% stake for EUR 95 million. The transaction valued the company at approximately $443.3 million as of July 14, 2025. Existing investors HV Capital and High-Tech Gründerfonds (HTGF) participated in the round alongside Bain Capital, with GP Bullhound serving as exclusive advisor to Sdui. Sdui demonstrated strong financial performance leading into the transaction, generating EUR 20 million in revenues during 2024. The company had built momentum through organic growth and strategic acquisitions of regional software players, progressively expanding its product suite and capabilities in the educational technology sector. The investment reflected investor confidence in Sdui's vertical SaaS platform and its market positioning. Sdui has raised a total of $162.3 million across multiple funding rounds, positioning itself to accelerate expansion and further establish itself as the unified digital operating system for European schools.
Jul 2024Series BHV Capital (lead); Summiteer (lead); Brighteye Ventures; Haniel; HTGF; JSM Hinderer$23M-Sdui is a Koblenz, Germany-based edtech company that builds cloud software for school and daycare communication and organisation, used by schools and education authorities across Germany and Europe. In 2024 it closed a follow-on round to its Series A of roughly EUR 21-25 million (about USD 23 million), co-led by new investor Summiteer and existing lead HV Capital, with participation from Brighteye Ventures, Franz Haniel & Cie., High-Tech Gruenderfonds and Dr. Michael Hinderer. The round followed a EUR 19 million Series A extension in 2023 and the original Series A in March 2021, during which HTGF cited revenue growth of more than 300 percent. Proceeds were earmarked for product development, expansion of the platform and acquisitions of regional school software players. Sdui later took a EUR 95 million growth investment from Bain Capital in July 2025.
Feb 2023Series AHaniel (lead); HV Capital (lead); Kreos Capital; Brighteye Ventures; HTGF; JSM Hinderer$19M--
Mar 2021Series AHV Capital (lead); David Nothacker; ISB Investitions- und Strukturbank Rheinland-Pfalz; Udo Schloemer; Haniel; HTGF; Julius Koehler; Dirk Freise; Nicolaus Schefenacker; Martin Ostermayer$6M--
Feb 2020SeedHTGF (lead); ISB Investitions- und Strukturbank Rheinland-Pfalz; Udo Schloemer; Dirk Freise; Martin Ostermayer$2M--

Who has invested in Sdui?

15 investors have backed Sdui across its funding rounds, including HTGF, HV Capital, Haniel, Brighteye Ventures, Udo Schloemer and ISB Investitions- und Strukturbank Rheinland-Pfalz.

Lead investors include Bain Capital, HV Capital, Summiteer, Haniel and HTGF.


Sdui Investors

Investors in Sdui by funding rounds participated
InvestorHQRoundsRoleFirst check
HTGFGermanyBonn5LeadFeb 2020
HV CapitalGermanyMunich4LeadMar 2021
HanielGermanyDuisburg3LeadMar 2021
ISB Investitions- und Strukturbank Rheinland-Pfalz--2ParticipantFeb 2020
Udo SchloemerGermanyGermany2ParticipantFeb 2020
Brighteye VenturesFranceParis2ParticipantFeb 2023
Dirk FreiseGermanyHamburg2ParticipantFeb 2020
Martin OstermayerGermanyGermany2ParticipantFeb 2020
JSM HindererGermanyGermany2ParticipantFeb 2023
David NothackerGermanyBerlin1ParticipantMar 2021
Kreos CapitalUnited KingdomLondon1ParticipantFeb 2023
SummiteerGermanyRavensburg1LeadJul 2024
Julius KoehlerGermanyBerlin1ParticipantMar 2021

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Acquisitions by Sdui

Sdui has acquired 4 companies to date.

Last acquisition by Sdui was on July 16th 2024. Sdui acquired FoxEducation for undisclosed valuation.


Latest Acquisitions by Sdui

FoxEducation
Additio
Konecto App
Pupil
Description
FoxEducation is a German provider of secure communication tools for schools and universities. It offers encrypted messaging, video conferencing, and collaboration platforms compliant with GDPR and education data standards. Headquartered in Berlin, the company serves K-12 institutions and higher education across Europe with features like class management and parental portals.
Additio is a Spain-headquartered K-12 education platform used in over fifty countries. As a Google for Education and Microsoft partner, it offers tools for classroom management, standards-based grading, quiz creation, lesson planning, attendance tracking, and AI-driven learning analytics. The system facilitates family communication and administrative reporting to enhance student outcomes.
Konecto App is a communication platform designed for schools to engage parents through digital announcements, event calendars, attendance tracking, and payment reminders. Hosted in Europe, it supports multilingual notifications via app, SMS, and email, serving educational institutions in multiple countries with secure data handling compliant to GDPR standards.
Pupil is a Swiss software platform for elementary school administration used in German-, French-, and Italian-speaking cantons. Deployed in over 400 schools, it manages student records, schedules, grades, attendance, and parent portals compliant with federal education regulations.
HQ CountryAustriaSpainBelgiumSwitzerland
HQ City
Vienna
Girona
Marche-en-Famenne
Wil
Deal Date16 Jul 202424 Apr 202324 Feb 202224 Feb 2022
Valuationundisclosedundisclosedundisclosedundisclosed
EV/Revenue
EV/EBITDA

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Sdui Competitors

Sdui competitors include listed companies like I-Scream Media, Alef Education, Youdao and 51 Talk, and private ones like Hotchalk and Leverage Edu.

Public and private companies comparable to Sdui
CompanyHQStatusRevenueEBITDAValuationRevenue Multiple
HotchalkUnited StatesSan Jose, CAPrivate--$700M-
I-Scream MediaSouth KoreaSouth KoreaPublicly listed$147M$49M$164M0.7x
Leverage EduIndiaNew DelhiPrivate$11M$273K$150M13.6x
Alef EducationUAEUAEPublicly listed$210M$150M$1.9B7.8x
YoudaoChinaChinaPublicly listed$888M$30M$2.4B2.7x
51 TalkChinaChinaPublicly listed$96M($16M)$68M0.3x

Sdui Public Comps

Sdui is still privately-owned, but its public comps include IDP Education, YDUQS, D2L, Elevate Campuses, Insource Co., Gaotu Techedu, Ataa Educational, Shenzhen Fangzhi Science, Wilmington and Vitru Educação.

Last FYEV/RevenueEV/EBITDA
RevenueEBITDALast FYLTM2027ELast FYLTM2027E
IDP Education$559M$89M1.0x1.0x6.4x4.9x
YDUQS$1B$295M1.2x1.2x4.2x3.5x
D2L$217M$17M1.4x1.4x18.4x9.2x
Elevate Campuses$85M$73M11.6x-13.5x-
Insource Co.$92M$38M3.2x2.9x7.7x7.1x
Gaotu Techedu$923M($38M)0.2x0.2x(5.0x)68.9x
Ataa Educational$176M$65M3.7x3.5x9.9x9.5x
Shenzhen Fangzhi Science$14M$3M21.1x-88.5x-

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Common questions about Sdui

When was Sdui founded?Sdui was founded in 2018.
Where is Sdui headquartered?Sdui is headquartered in Koblenz, Germany.
Is Sdui publicly listed?No, Sdui is a private, VC-backed company.
What is Sdui's valuation?Sdui was last valued at $436M in its secondary sale in July 2025.
How much funding has Sdui raised?Sdui has raised $50M across 4 funding rounds.
What was Sdui's last funding round?Sdui's last funding round was a $23M Series B in July 2024, led by HV Capital and Summiteer.
Who are Sdui's investors?Sdui's investors include HTGF, HV Capital, Haniel, ISB Investitions- und Strukturbank Rheinland-Pfalz, Udo Schloemer, Brighteye Ventures, Dirk Freise, Martin Ostermayer, JSM Hinderer, David Nothacker and 5 others.
What is Sdui's revenue?Sdui's latest recorded revenue is $23M (July 2025).
What is Sdui's revenue multiple?Sdui's latest valuation implies a 19.0x revenue multiple ($436M valuation on $23M of revenue).
Which companies are comparable to Sdui?Companies comparable to Sdui include Hotchalk, I-Scream Media, Leverage Edu, Alef Education, Youdao and 51 Talk.
How many companies has Sdui acquired?Sdui has acquired 4 companies, including FoxEducation, Additio, Konecto App and Pupil.

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