Company lists · Data verified August 2026

Top 25 Carbon accounting and tracking software companies based in the United States

Name: Carbon accounting and tracking software companies based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 276 companies tracked

There are 276 carbon accounting and tracking software companies headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 5,685 professional contacts across them, including 2,733 with verified work emails and 2,412 with mobile numbers. New York is the largest hub.

This list covers carbon accounting and tracking software companies headquartered in the United States, 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.

276Companies

5,685Contacts tracked

2,733Verified emails

2,412Mobile numbers

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The 25 largest carbon accounting and tracking software companies based in the United States

Ranked by team size

Top 25 of 276 carbon accounting and tracking software companies based in the United States, 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	Energy Solutions	Orange, CA	201-500	768	419
2	Watershed	San Francisco, CA	201-500	537	96
3	3degrees Group, INC	San Francisco, CA	201-500	325	216
4	Cimarron	Marlow, OK	501-1,000	316	165
5	Picarro	Santa Clara, CA	201-500	298	202
6	Cascade Energy	Burlington, VT	201-500	290	194
7	Anew Climate	Salt Lake City, UT	201-500	199	145
8	Carbon Direct	New York City	51-200	171	117
9	Touchstone IQ	Denver, CO	51-200	136	39
10	Ecoengineers	Des Moines, IA	51-200	108	72
11	Pulsora	San Mateo, CA	51-200	101	29
12	Locus Technologies	Mountain View, CA	51-200	94	42
13	Credibl	Fremont, CA	51-200	76	43
14	Ecoact Part Of Schneider Electric	New York, NY	201-500	70	19
15	PATCH	New York	51-200	65	14
16	Greenplaces	Raleigh, NC	51-200	58	36
17	Gravity	New York, NY	51-200	58	35
18	Sinai Carbon Management	San Francisco, CA	51-200	54	23
19	Unravel Carbon	San Francisco, CA	11-50	43	17
20	Rubicon Carbon	Marina Del Rey, CA	11-50	42	35
21	Watchwire By Tango	New York, NY	11-50	39	19
22	Lynam Industries, INC	Fontana, CA	51-200	36	28
23	Carbonquest	Seattle, WA	11-50	36	25
24	Encino Environmental Services, LLC	Katy, TX	51-200	36	23
25	Agendi	San Francisco	11-50	35	27

Showing 25 of 276 carbon accounting and tracking software companies based in the United States

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Carbon accounting and tracking software companies based in the United States at a glance

As of Aug 28, 2026

1-10Median size (employees)

New YorkLargest hub · 25 HQs

2,412Contacts with mobile numbers

15Emails re-verified in last 30 days

Companies by employee count

1-10

165

11-50

51-200

201-500

501-1,000

Carbon accounting and tracking software companies by metro

Metro	Companies
Carbon accounting and tracking software companies in New York	25
Carbon accounting and tracking software companies in San Francisco	21
Carbon accounting and tracking software companies in Houston	13
Carbon accounting and tracking software companies in Austin	8
Carbon accounting and tracking software companies in Seattle	7
Carbon accounting and tracking software companies in Boulder	6
Carbon accounting and tracking software companies in New York City	6

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 and tracking software companies”, with match quality audited by blind human judging, and headquartered in the United States.
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; 15 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 and tracking software companies are there based in the United States?

There are 276 carbon accounting and tracking software companies headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Energy Solutions, headquartered in Orange, tops this list with the largest team on record.

Which city has the most carbon accounting and tracking software companies?

New York leads with 25 headquartered companies, followed by San Francisco (21) and Houston (13).

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 2,733 verified decision-maker contacts tracked across these 276 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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Carbon accounting and tracking software companies by geography

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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.