Company lists · Data verified August 2026

Top 25 Carbon accounting firms based in Portugal

Name: Carbon accounting firms based in Portugal
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 59 companies tracked

There are 59 carbon accounting firms headquartered in Portugal (RevenueBase, August 2026). RevenueBase tracks 376 professional contacts across them, including 159 with verified work emails and 29 with mobile numbers. Lisboa is the largest hub.

This list covers carbon accounting firms headquartered in Portugal, 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.

59Companies

376Contacts tracked

159Verified emails

29Mobile numbers

Unlock all 59 companies Free account · no credit card · 2 minutes

The 25 largest carbon accounting firms based in Portugal

Ranked by team size

Top 25 of 59 carbon accounting firms based in Portugal, 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	Leadership & Sustainability	Lisbon	51-200	38	19
2	Get2c	Campo Maior	11-50	29	21
3	Stravillia Sustainability HUB	Lisbon	11-50	25	19
4	Ccenergia	Rio Maior	11-50	25	18
5	Ecosativa	Vila Nova De Milfontes Vila Nova De Milfontes	11-50	25	4
6	Plastimago	Marinha Grande	51-200	23	6
7	3drivers Quadrante	Lisbon	11-50	22	16
8	Aliados Consulting	Santo Tirso	11-50	21	15
9	Edifícios Saudáveis Consultores Healthy Buildings Consultants	Matosinhos	1-10	11	7
10	Systemic	Lisboa	1-10	9	5
11	Sbconsulting	Cascais	1-10	7	2
12	Noctula	Viseu	1-10	6	2
13	Energia Fundamental, Mobilidade Elétrica, LDA	Porto	1-10	4	3
14	Sinambi Consultores	Viseu	1-10	4	3
15	Humb. Consulting	Lisbon	1-10	4	2
16	Ingeniu	Lisboa	1-10	4	2
17	Susplus	Porto	1-10	3	2
18	2go OUT Consulting	S. Joao Da Madeira	1-10	3	1
19	Charuben	Matosinhos	1-10	2	2
20	Mossgreen	Braga	1-10	2	2
21	Agaia Group	Lisbon	1-10	2	1
22	Ponto Verde Serviços	Lisboa	1-10	2	1
23	Denpec	Porto	1-10	2	1
24	Yucatrote Forest Modelling & Analytics	Lagos	1-10	2	1
25	ANA Salgueiro, Consulting For Sustainability	Lisbon	1-10	2	1

Showing 25 of 59 carbon accounting firms based in Portugal

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 159 reachable decision-makers.

Free account · no credit card

See all 59 companies

Carbon accounting firms based in Portugal at a glance

As of Aug 28, 2026

1-10Median size (employees)

LisboaLargest hub · 12 HQs

29Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Carbon accounting firms by metro

Metro	Companies
Carbon accounting firms in Lisboa	12
Carbon accounting firms in Lisbon	8
Carbon accounting firms in Porto	5
Carbon accounting firms in Cascais	3
Carbon accounting firms in Viseu	2
Carbon accounting firms in Coimbra	2
Carbon accounting firms in Matosinhos	2
Carbon accounting firms in Almada	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 accounting firms”, with match quality audited by blind human judging, and headquartered in Portugal.
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; 1 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 accounting firms are there based in Portugal?

There are 59 carbon accounting firms headquartered in Portugal as of August 2026 (RevenueBase).

What is the largest company on this list?

Leadership & Sustainability, headquartered in Lisbon, tops this list with the largest team on record.

Which city has the most carbon accounting firms?

Lisboa leads with 12 headquartered companies, followed by Lisbon (8) and Porto (5).

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 159 verified decision-maker contacts tracked across these 59 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.

Ready to reach these companies? Verified emails and direct dials for all 59 carbon accounting firms based in Portugal. Start with a free account, no credit card.

Get the full list

Related lists

Carbon accounting firms by geography

Browse the directory

Browse: Companies home · All Portugal lists · All Carbon accounting firms lists · New lists

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.