Company lists · Data refreshed September 2026
Top 9 Climate due diligence consultancies based in Atlanta, United States
RevenueBase identified 27 climate due diligence consultancies headquartered in Atlanta, United States as of September 2026 and tracks 142 professional contacts across them, including 33 with verified work emails. Across the United States, New York is the largest hub for this category (111 companies); Atlanta has 27.
This list covers climate due diligence consultancies headquartered in Atlanta, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 27, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 9 largest climate due diligence consultancies based in Atlanta, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 43 contacts → | ||||
Indirect evidence “At Spectreco, our ethos revolves around simplicity, speed, sprint, and trust.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 11 contacts → | ||||
Indirect evidence “Hummingbird was founded in 2016 as a consulting company specializing in community engagement, strategy/data analytics, and systems change training.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 8 contacts → | ||||
Indirect evidence “Commissioning & Green Building Solutions, Inc.(CxGBS®) is a trusted professional consultancy delivering tailored solutions to improve building performance, energy efficiency, and…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 5 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 3 contacts → | ||||
Indirect evidence “With more than 25+ years of experience in consulting, we have curated a team of professionals and certified experts that enable us to provide touch-tier services to our clients.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 2 contacts → | ||||
Indirect evidence “S.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 2 contacts → | ||||
Indirect evidence “AC Impact Advisors is a boutique advisory firm assisting businesses organizations and private equity with cultivating and implementing holistic and sustainable purpose-driven…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 1 contacts → | ||||
Indirect evidence “TheSharedWorld is a strategic advisory firm focused on driving change towards a sustainable future through collaboration, connection and community.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 1 contacts → | ||||
Indirect evidence “Piedmont EP's mission is to guide companies with eco-conscious missions towards creating, building, & optimizing strategies & tactics that promotes rapid & sustainable growth, so…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: climate due diligence consultancies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names climate due diligence consultancies.
- Partial evidence
- Its own public description names part of climate due diligence consultancies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name climate due diligence consultancies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 9 of 27 climate due diligence consultancies based in Atlanta, United States
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Climate due diligence consultancies based in Atlanta, United States at a glance
As of Sep 27, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for Atlanta, so it is reported there. Company counts and contact totals on this page are exact for Atlanta, over 27 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among climate due diligence consultancies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Atlanta, United States whose own description of what they do matches “climate due diligence consultancies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names climate due diligence consultancies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among climate due diligence consultancies, and records with no verified work email. Companies headquartered outside Atlanta are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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
- Every listed company carries at least one verified work email, 33 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 27, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Climate due diligence consultancies by metro in the United States
- Climate due diligence consultancies in New York111
- Climate due diligence consultancies in Washington74
- Climate due diligence consultancies in Houston60
- Climate due diligence consultancies in Chicago52
- Climate due diligence consultancies in San Francisco45
- Climate due diligence consultancies in Los Angeles43
- Climate due diligence consultancies in Seattle43
- Climate due diligence consultancies in Denver32
- Climate due diligence consultancies in Miami30
- Climate due diligence consultancies in Portland30
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names climate due diligence consultancies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many climate due diligence consultancies are there based in Atlanta, United States?
RevenueBase identified 27 climate due diligence consultancies headquartered in Atlanta, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Spectreco, headquartered in Atlanta, tops this list with the largest team on record.
Which city in the United States has the most climate due diligence consultancies?
New York leads the United States with 111 headquartered companies, followed by Washington (74) and Houston (60). Atlanta has 27.
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 33 verified decision-maker contacts tracked across these 27 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 27, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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