Company lists · Data verified August 2026

Top 25 Custom web development agencies based in Germany

Name: Custom web development agencies based in Germany
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 2,981 companies tracked

There are 2,981 custom web development agencies headquartered in Germany (RevenueBase, August 2026). RevenueBase tracks 9,119 professional contacts across them, including 2,303 with verified work emails and 255 with mobile numbers. Berlin is the largest hub.

This list covers custom web development agencies headquartered in Germany, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

2,981Companies

9,119Contacts tracked

2,303Verified emails

255Mobile numbers

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The 25 largest custom web development agencies based in Germany

Ranked by team size

Top 25 of 2,981 custom web development agencies based in Germany, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Seitenbau Gmbh	Koln	201-500	132	67
2	Syde Gmbh	Damme	51-200	120	55
3	Aracom IT Services Gmbh	Munchen	201-500	104	58
4	Dolphin WEB Solution	Berlin	51-200	103	21
5	DC AG	Kulmbach	51-200	85	18
6	Sinnerschrader I Accenture Song	Hamburg	501-1,000	78	28
7	Scholz & Volkmer	Berlin	51-200	77	21
8	Omnist Techhub Solutions	Bonn	51-200	71	35
9	Mandarin	Hamburg	51-200	65	9
10	Friendventure Digitalagentur	Hamburg	51-200	64	8
11	Synatix	Hamburg	51-200	63	32
12	Ambient	Koln	51-200	55	26
13	Seitwerk Gmbh	Uffing Am Staffelsee	51-200	49	33
14	Avenit AG	Offenburg	51-200	47	21
15	Brickmakers AG	Koblenz	51-200	46	34
16	AM Gmbh	Dortmund	51-200	45	29
17	Mooncascade	Berlin	51-200	38	23
18	VON Affenfels	Stuttgart	51-200	31	18
19	Dmcgroup	Dusseldorf	11-50	30	20
20	Netgrade	Wurzburg	51-200	30	19
21	Kunze Medien AG	Munchen	51-200	29	8
22	North IT Group	Sudharz	51-200	29	1
23	Venture Labs	Dusseldorf	51-200	27	10
24	Addmore Gmbh	Neuss	51-200	26	11
25	KOOBA	Berlin	11-50	24	18

Showing 25 of 2,981 custom web development agencies based in Germany

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Custom web development agencies based in Germany at a glance

As of Aug 28, 2026

1-10Median size (employees)

BerlinLargest hub · 297 HQs

255Contacts with mobile numbers

7Emails re-verified in last 30 days

Companies by employee count

1-10

2,449

11-50

375

51-200

201-500

501-1,000

Custom web development agencies by metro

Metro	Companies
Custom web development agencies in Berlin	297
Custom web development agencies in Hamburg	156
Custom web development agencies in Munchen	84
Custom web development agencies in Koln	71
Custom web development agencies in Dusseldorf	55
Custom web development agencies in Stuttgart	50
Custom web development agencies in Hannover	44

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “custom web development agencies”, with match quality audited by blind human judging, and headquartered in Germany.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Contact records re-verify on a rolling cadence; 7 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many custom web development agencies are there based in Germany?

There are 2,981 custom web development agencies headquartered in Germany as of August 2026 (RevenueBase).

What is the largest company on this list?

Seitenbau Gmbh, headquartered in Koln, tops this list with the largest team on record.

Which city has the most custom web development agencies?

Berlin leads with 297 headquartered companies, followed by Hamburg (156) and Munchen (84).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 2,303 verified decision-maker contacts tracked across these 2,981 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph, the same data that powers RevenueBase's B2B data products and the free research portal.