Company lists · Data verified August 2026

Top 25 Carbon neutral software companies based in Spain

Name: Carbon neutral software companies based in Spain
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 145 companies tracked

There are 145 carbon neutral software companies headquartered in Spain (RevenueBase, August 2026). RevenueBase tracks 2,374 professional contacts across them, including 248 with verified work emails and 22 with mobile numbers. Madrid is the largest hub.

This list covers carbon neutral software companies 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.

145Companies

2,374Contacts tracked

248Verified emails

22Mobile numbers

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The 25 largest carbon neutral software companies based in Spain

Ranked by team size

Top 25 of 145 carbon neutral software companies 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	Isotrol	Sevilla	201-500	396	52
2	Quantica Renovables	Rute	201-500	161	36
3	Sygris	San Sebastian De Los Reyes	51-200	77	15
4	TECAM	Polinya	51-200	55	19
5	Kepler Ingeniería Y Ecogestión	Burgos	51-200	54	6
6	Bettergy	Malaga	11-50	53	7
7	Linkener	n/a	11-50	38	5
8	Enovam	Palma De Mallorca	11-50	29	7
9	Gemweb	Madrid	11-50	29	6
10	Energy Tools	Terrassa	11-50	28	8
11	Inergy	Barcelona	11-50	28	5
12	Ecoterrae	Sevilla	11-50	26	1
13	Manglai	Barcelona	11-50	23	14
14	Exclusivas Energeticas	n/a	11-50	22	3
15	Greemko, Green Management Technology	Madrid	11-50	20	5
16	Impacte	Valencia	1-10	19	2
17	Emin Energy	Valencia	11-50	16	5
18	Gen0	Madrid	11-50	15	3
19	Grunver Sostenibilidad	Las Arenas	11-50	14	1
20	Ecómetro	Madrid	1-10	13	6
21	Podarcis S.L	Palma De Mallorca	11-50	12	2
22	Co2 Smart Tech - Co2st	A Coruna	11-50	12	2
23	Sigea Software	Barcelona	11-50	11	1
24	Greenflex España	Barcelona	501-1,000	10	3
25	Airco2	Pontevedra	11-50	9	3

Showing 25 of 145 carbon neutral software companies based in Spain

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 248 reachable decision-makers.

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Carbon neutral software companies based in Spain at a glance

As of Aug 28, 2026

1-10Median size (employees)

MadridLargest hub · 30 HQs

22Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Carbon neutral software companies by metro

Metro	Companies
Carbon neutral software companies in Madrid	30
Carbon neutral software companies in Barcelona	21
Carbon neutral software companies in Valencia	12
Carbon neutral software companies in Sevilla	6
Carbon neutral software companies in Murcia	3
Carbon neutral software companies in A Coruna	3
Carbon neutral software companies in Burgos	2

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 “carbon neutral software companies”, 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 carbon neutral software companies are there based in Spain?

There are 145 carbon neutral software companies headquartered in Spain as of August 2026 (RevenueBase).

What is the largest company on this list?

Isotrol, headquartered in Sevilla, tops this list with the largest team on record.

Which city has the most carbon neutral software companies?

Madrid leads with 30 headquartered companies, followed by Barcelona (21) and Valencia (12).

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 248 verified decision-maker contacts tracked across these 145 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.