Company lists · Data verified August 2026

Top 25 Custom software development agencies based in Spain

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 1,255 companies tracked

There are 1,255 custom software development agencies headquartered in Spain (RevenueBase, August 2026). RevenueBase tracks 9,466 professional contacts across them, including 1,425 with verified work emails and 133 with mobile numbers. Madrid is the largest hub.

This list covers custom software development agencies headquartered in Spain, 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.

1,255Companies

9,466Contacts tracked

1,425Verified emails

133Mobile numbers

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The 25 largest custom software development agencies based in Spain

Ranked by team size

Top 25 of 1,255 custom software development agencies based in Spain, 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	Paradigma Digital	Pozuelo De Alarcon	501-1,000	692	112
2	Atsistemas	Madrid	1,001-5,000	391	61
3	Metaenlace Sistemas DE Información	Murcia.	201-500	268	3
4	Convotis Iberia	Elche	1,001-5,000	208	21
5	Trevenque Group	Granada	51-200	188	49
6	Bitbox S.L	Telde	201-500	187	27
7	Nano Nino INC	Alicante	51-200	165	4
8	Innocv Solutions	Madrid	51-200	151	21
9	Nazaries Intelligenia	Granada	51-200	134	26
10	Premium Minds	Madrid	51-200	126	86
11	Carver Advanced Systems S.L	Barcelona	51-200	97	11
12	Slashmobility	Barcelona	51-200	94	22
13	Memorándum Tecnología	Barcelona	51-200	84	7
14	Mindfactory	Barcelona	11-50	72	23
15	SHS Consultores	Sevilla	51-200	69	8
16	Tuyú Technology	Barcelona	51-200	61	1
17	ECNA	Bilbao	51-200	60	11
18	Edataconsulting	Las Palmas De Gran Canaria	51-200	58	9
19	Qualitapps	Barcelona	51-200	49	13
20	Fdsa Desarrollo	Palma	51-200	44	3
21	Aditelsa	Madrid	51-200	43	2
22	Opentix	Murcia	201-500	31	4
23	Innovant	Valencia	51-200	28	11
24	Starshot Software	Leida	51-200	27	8
25	Salutic	Rincon De La Victoria	11-50	24	4

Showing 25 of 1,255 custom software development agencies based in Spain

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Custom software development agencies based in Spain at a glance

As of Aug 28, 2026

1-10Median size (employees)

MadridLargest hub · 214 HQs

133Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

882

11-50

304

51-200

201-500

501-1,000

1,001-5,000

Custom software development agencies by metro

Metro	Companies
Custom software development agencies in Madrid	214
Custom software development agencies in Barcelona	180
Custom software development agencies in Valencia	70
Custom software development agencies in Sevilla	28
Custom software development agencies in Malaga	28
Custom software development agencies in Murcia	19
Custom software development agencies in Cordoba	15

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 software development agencies”, with match quality audited by blind human judging, and headquartered in Spain.
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; 2 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 software development agencies are there based in Spain?

There are 1,255 custom software development agencies headquartered in Spain as of August 2026 (RevenueBase).

What is the largest company on this list?

Paradigma Digital, headquartered in Pozuelo De Alarcon, tops this list with the largest team on record.

Which city has the most custom software development agencies?

Madrid leads with 214 headquartered companies, followed by Barcelona (180) and Valencia (70).

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 1,425 verified decision-maker contacts tracked across these 1,255 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.