Company lists · Data refreshed September 2026
Top 20 Esg consulting firms based in Indonesia
RevenueBase identified 146 esg consulting firms headquartered in Indonesia as of September 2026 and tracks 1,539 professional contacts across them, including 154 with verified work emails. Dki Jakarta is the largest hub.
This list covers esg consulting firms headquartered in Indonesia, 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 14, 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 20 largest esg consulting firms based in Indonesia
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 90 contacts → | ||||
Indirect evidence “Olahkarsa provides comprehensive end-to-end corporate sustainability management, offering integrated solutions to help businesses achieve their Environmental, Social, and…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 2 | 63 contacts → | ||||
Partial evidence “Daemeter is a leading independent consulting firm in Indonesia.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 3 | 47 contacts → | ||||
Indirect evidence “Ganeca Environmental Services was established in early 2014, located in Bandung.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 4 | 45 contacts → | ||||
Strong evidence “SOCIALIMPACT.ID is a Management Consulting Company with expertise in Sustainability, Corporate Social Responsibility (CSR), Environmental Social and Governance (ESG), Community…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 5 | 42 contacts → | ||||
Indirect evidence “Ailesh is dedicated to promoting sustainability through innovative, tailored solutions.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 6 | 25 contacts → | ||||
Partial evidence “Sustainability and Resilience (su-re.co) is a newly established environmental consulting company based in Bali, Indonesia.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 7 | 24 contacts → | ||||
Indirect evidence “B-Listed is a movement-building collective that brings together expertise in communications and transformation under one dynamic ecosystem: • BIG Change Agency: Branding and…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 8 | 22 contacts → | ||||
Indirect evidence “Founded in 2010, Aicon has been promoting and encouraging business organizations to strategically manage their sustainability context and implement sustainable development…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 9 | 21 contacts → | ||||
Partial evidence “Ecobuild is a professional consulting firm specialized in green building practice founded on the mission to solve the climate-related issue through green & sustainable building.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 10 | 20 contacts → | ||||
Partial evidence “Tri Hita Consulting is a sustainability consulting firm based in Bali, serving both public and private sectors.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 11 | 18 contacts → | ||||
Partial evidence “Enthalphy is an energy and environmental consulting firm that is committed to providing a positive impact through our services to achieve sustainability aspects, in terms of…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 12 | 16 contacts → | ||||
Indirect evidence “PT.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 13 | 15 contacts → | ||||
Partial evidence “Sustainahaus is a sustainability consultancy specialising in green building certification and ESG advisory across Asia Pacific.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 14 | 11 contacts → | ||||
Indirect evidence “Ekologika is a emerging company providing innovative solutions to the most critical challenges in environmental survey or study, and sustainable development.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 15 | 7 contacts → | ||||
Indirect evidence “a fraction environmental management firm that helps businesses integrate sustainability into their core strategy.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 16 | 7 contacts → | ||||
Indirect evidence “Fleetnix specialises in providing expert advice in the field of HSE – Health, Safety and Environment.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 17 | 5 contacts → | ||||
Partial evidence “We are an energy efficiency and sustainability consulting firm.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 18 | 4 contacts → | ||||
Indirect evidence “Terra BePro is a company focused on an Environmental Management System.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 19 | 1 contacts → | ||||
Indirect evidence “For our clients, we provide solutions to achieve business in line with sustainable goals using reliable scientific measurements which related to: • GHG calculation • Carbon…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 20 | 1 contacts → | ||||
Partial evidence “At our core, we are a hands-on sustainability consulting firm deeply committed to our environment.” Source: RevenueBase Database · checked Sep 14, 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: esg consulting firms. 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 esg consulting firms.
- Partial evidence
- Its own public description names part of esg consulting firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name esg consulting firms. 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 20 of 146 esg consulting firms based in Indonesia
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Esg consulting firms based in Indonesia at a glance
As of Sep 14, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Indonesia, so it is reported there. Company counts and contact totals on this page are exact for Indonesia, over 146 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 esg consulting firms, 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 Indonesia whose own description of what they do matches “esg consulting firms”. 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 esg consulting firms), 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 esg consulting firms, and records with no verified work email. Companies headquartered outside Indonesia 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, 154 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 14, 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.
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 esg consulting firms, 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 esg consulting firms are there based in Indonesia?
RevenueBase identified 146 esg consulting firms headquartered in Indonesia 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?
Olahkarsa, headquartered in Bandung West Java, tops this list with the largest team on record.
Which city has the most esg consulting firms?
Dki Jakarta leads with 18 headquartered companies, followed by Jakarta (18) and Jakarta Selatan Dki Jakarta (10).
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 154 verified decision-maker contacts tracked across these 146 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 14, 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.