Company lists · Data refreshed September 2026
Top 25 Sustainability consultants based in Singapore
RevenueBase identified 167 company matches for sustainability consultants associated with Singapore as of September 2026 and tracks 1,411 professional contacts across them, including 332 with verified work emails. Singapore is the largest hub.
This list covers company matches for sustainability consultants associated with Singapore, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 22, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 25 largest sustainability consultants based in Singapore
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 167 contacts → | ||||
Exact match “Sunkonnect is a leading energy transition and renewable energy consulting company delivering end-to-end engineering, quality assurance, project management consultancy, and…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 2 | 109 contacts → | ||||
Exact match “EnviroSolutions & Consulting (ESC) is the leading Environment, Safety, and Sustainability consultancy in Asia.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 3 | 59 contacts → | ||||
Exact match “Building System & Diagnostics, or BSD as we like to call ourselves, started off in 2003 as a spin-off company of the National University of Singapore (NUS).” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 4 | 55 contacts → | ||||
Exact match “Web Structures is now Ramboll” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 5 | 52 contacts → | ||||
Exact match “We partner with companies in their global transformation to sustainable economies by providing products and services that meet diverse market demands.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 6 | 43 contacts → | ||||
Exact match “Unravel Carbon is the world’s first agentic platform for sustainability outcomes.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 7 | 43 contacts → | ||||
Exact match “Vector Green is a Singapore-based energy and sustainability engineering firm helping organisations plan and implement practical energy transition solutions.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 8 | 40 contacts → | ||||
Exact match “TEMBUSU Asia Consulting derives its name from the Tembusu – a large evergreen tree in the family Gentianaceae which is native to Southeast Asia.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 9 | 31 contacts → | ||||
Exact match “I3 Solutions Group is now part of Ramboll.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 10 | 31 contacts → | ||||
Exact match “We're here to create a more sustainable world.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 11 | 25 contacts → | ||||
Exact match “Founded in 2013, Global Green Connect (GGC) is a certified B Corp integrated sustainability solutions provider that combines consulting, academy, and social enterprise.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 12 | 25 contacts → | ||||
Exact match “IGnesis is an established multi-disciplinary engineering consultancy firm in the fields of mechanical & electrical, Fire Safety & Risk Engineering, Environmental Sustainable…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 13 | 25 contacts → | ||||
Exact match “Corpstage aims to inspire adoption of sustainable business models and sustainable actions for and by all stakeholders by providing a combination of advisory, platform and…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 14 | 18 contacts → | ||||
Exact match “CSRWorks is a purpose-driven sustainability services firm committed to creating positive change.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 15 | 18 contacts → | ||||
Exact match “Paia FROM CBRE is the result of an amalgamation between CBRE Pte Ltd and Paia Consulting in August 2024.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 16 | 18 contacts → | ||||
Exact match “EFC, derived from Environmental First Corporation, embodies our core purpose of empowering sustainability excellence for a better world.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 17 | 17 contacts → | ||||
Exact match “Pomeroy Studio are an award-winning international team of designers and thought leaders of sustainable built environments.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 18 | 16 contacts → | ||||
Exact match “At MASSIVUE, we're not just consultants-we're architects of transformation.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 19 | 13 contacts → | ||||
Exact match “MVGX, headquartered in Singapore, is a pioneer in sustainability compliance solutions across seven key markets in Asia-Pacific, with a growing presence.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 20 | 11 contacts → | ||||
Exact match “We offer clean, easy-to-use sustainability solutions that provides a significant return on investment with a reduced payback time, and that can be easily incorporated into your…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 21 | 11 contacts → | ||||
Exact match “Corpsustain is built to expertly navigate ESG challenges, offering precise Due Diligence and innovative NetZero Strategies tailored for infrastructure and financial institutions.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 22 | 10 contacts → | ||||
Exact match “Zero Waste City is a consulting business specialised in waste reduction for commercial and industrial facilities.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 23 | 9 contacts → | ||||
Exact match “Aubrens is about building organisations that serve the world.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 24 | 8 contacts → | ||||
Exact match “The Matcha Initiative helps individuals in their professional lives to shift from an unsustainable “business as usual” towards a more conscious and active preparation for a better…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 25 | 7 contacts → | ||||
Exact match “Eden Strategy Institute is Asia’s leader in Social Innovation.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “sustainability consultants”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 167 sustainability consultants based in Singapore
See the full list, filter by size, metro and specialty, and access 332 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Sustainability consultants based in Singapore at a glance
As of Sep 22, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Singapore, so it is reported there. Company counts and contact totals on this page are exact for Singapore, over 167 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with Singapore whose business descriptions match “sustainability consultants” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- 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 displayed company carries at least one verified work email. RevenueBase tracks 332 professional contacts with verified work emails across the full matched dataset. 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 22, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “sustainability consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many sustainability consultants are there based in Singapore?
RevenueBase identified 167 company matches for sustainability consultants associated with Singapore as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Sunkonnect PTE LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most sustainability consultants?
Singapore leads with 152 company records, followed by Downtown Core (5) and Bishan (2).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 332 professional contacts with verified work emails tracked across these 167 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 22, 2026.
Ready to reach these companies? Verified emails and direct dials for all 167 sustainability consultants based in Singapore. Start with a free account, no credit card.
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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 SmartSearch, 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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Company intelligence · public preview
Top 25 sustainability consultants based in Singapore
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 167 matching company records for sustainability consultants based in Singapore, with 1,411 tracked contacts and 332 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 22, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 sustainability consultants based in Singapore
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Sunkonnect PTE LTDsunkonnect.co HQ: SingaporeReported employees: 201-500 | Singapore | 201-500 | Exact match | 167 contacts → |
“Sunkonnect is a leading energy transition and renewable energy consulting company delivering end-to-end engineering, quality assurance, project management consultancy, and…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Envirosolutions & Consultingenvirosc.comHQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 109 contacts → |
“EnviroSolutions & Consulting (ESC) is the leading Environment, Safety, and Sustainability consultancy in Asia.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Building System And Diagnostics PTE LTDbsd.com.sgHQ: Rochor, SingaporeReported employees: 11-50 | Rochor, Singapore | 11-50 | Exact match | 59 contacts → |
“Building System & Diagnostics, or BSD as we like to call ourselves, started off in 2003 as a spin-off company of the National University of Singapore (NUS).” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  WEB Structureswebstruc.netHQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 55 contacts → |
“Web Structures is now Ramboll” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Lestari Capitallestaricapital.comHQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 52 contacts → |
“We partner with companies in their global transformation to sustainable economies by providing products and services that meet diverse market demands.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Unravel Carbonunravelcarbon.comHQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 43 contacts → |
“Unravel Carbon is the world’s first agentic platform for sustainability outcomes.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Vector Greenvectorgreen.com.sgHQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 43 contacts → |
“Vector Green is a Singapore-based energy and sustainability engineering firm helping organisations plan and implement practical energy transition solutions.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Tembusu Asia Consultingtembusuasia.comHQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 40 contacts → |
“TEMBUSU Asia Consulting derives its name from the Tembusu – a large evergreen tree in the family Gentianaceae which is native to Southeast Asia.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  I3 Solutions Group, Part Of Rambollramboll.comHQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 31 contacts → |
“I3 Solutions Group is now part of Ramboll.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Greena Consultantsgreenaconsultants.comHQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 31 contacts → |
“We're here to create a more sustainable world.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Global Green Connectglobalgreenconnect.com HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 25 contacts → |
“Founded in 2013, Global Green Connect (GGC) is a certified B Corp integrated sustainability solutions provider that combines consulting, academy, and social enterprise.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Ignesis Consultants PTE LTDignesisconsultants.comHQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 25 contacts → |
“IGnesis is an established multi-disciplinary engineering consultancy firm in the fields of mechanical & electrical, Fire Safety & Risk Engineering, Environmental Sustainable…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Corpstagecorpstage.comHQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 25 contacts → |
“Corpstage aims to inspire adoption of sustainable business models and sustainable actions for and by all stakeholders by providing a combination of advisory, platform and…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Csrworks Internationalcsrworks.comHQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 18 contacts → |
“CSRWorks is a purpose-driven sustainability services firm committed to creating positive change.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Paia From Cbrepaiaconsulting.comHQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 18 contacts → |
“Paia FROM CBRE is the result of an amalgamation between CBRE Pte Ltd and Paia Consulting in August 2024.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | EFC Internationalefcorps.com HQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 18 contacts → |
“EFC, derived from Environmental First Corporation, embodies our core purpose of empowering sustainability excellence for a better world.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Pomeroy Studiopomeroystudio.sg HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 17 contacts → |
“Pomeroy Studio are an award-winning international team of designers and thought leaders of sustainable built environments.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Massivuemassivue.comHQ: Hyderabad, SingaporeReported employees: 11-50 | Hyderabad, Singapore | 11-50 | Exact match | 16 contacts → |
“At MASSIVUE, we're not just consultants-we're architects of transformation.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  MVGXmvgx.comHQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 13 contacts → |
“MVGX, headquartered in Singapore, is a pioneer in sustainability compliance solutions across seven key markets in Asia-Pacific, with a growing presence.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Acwiseacwise.comHQ: SingaporeReported employees: 1-10 | Singapore | 1-10 | Exact match | 11 contacts → |
“We offer clean, easy-to-use sustainability solutions that provides a significant return on investment with a reduced payback time, and that can be easily incorporated into your…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Corpsustain Venturescorp-sustain.comHQ: Downtown Core, SingaporeReported employees: 1-10 | Downtown Core, Singapore | 1-10 | Exact match | 11 contacts → |
“Corpsustain is built to expertly navigate ESG challenges, offering precise Due Diligence and innovative NetZero Strategies tailored for infrastructure and financial institutions.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Zero Waste Cityzerowastecity.comHQ: SingaporeReported employees: 1-10 | Singapore | 1-10 | Exact match | 10 contacts → |
“Zero Waste City is a consulting business specialised in waste reduction for commercial and industrial facilities.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Aubrensaubrens.comHQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 9 contacts → |
“Aubrens is about building organisations that serve the world.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | The Matcha Initiativethematchainitiative.com HQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 8 contacts → |
“The Matcha Initiative helps individuals in their professional lives to shift from an unsustainable “business as usual” towards a more conscious and active preparation for a better…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Eden Strategy Institute, LLPedenstrategyinstitute.com HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 7 contacts → |
“Eden Strategy Institute is Asia’s leader in Social Innovation.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 167 company matches
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Sustainability consultants: dataset insights
September 22, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
167 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for Singapore, so it is reported there. Company counts and contact totals on this page are exact for Singapore, over 167 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 22, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for sustainability consultants?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many sustainability consultants did RevenueBase find based in Singapore?
The saved snapshot records 167 matching company records, 1,411 tracked contacts and 332 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 22, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 sustainability consultants based in Singapore. Snapshot: September 22, 2026. https://revenuebase.ai/companies/sustainability-consultants/singapore.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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Company intelligence · public preview
Top 25 sustainability consultants based in Singapore
RevenueBase records 167 matching company records for sustainability consultants based in Singapore, with 1,411 tracked contacts and 332 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 22, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 sustainability consultants based in Singapore
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Sunkonnect PTE LTDsunkonnect.co HQ: SingaporeReported employees: 201-500 | Singapore | 201-500 | Exact match | 167 contacts → |
“Sunkonnect is a leading energy transition and renewable energy consulting company delivering end-to-end engineering, quality assurance, project management consultancy, and…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Envirosolutions & Consultingenvirosc.com HQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 109 contacts → |
“EnviroSolutions & Consulting (ESC) is the leading Environment, Safety, and Sustainability consultancy in Asia.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Building System And Diagnostics PTE LTDbsd.com.sg HQ: Rochor, SingaporeReported employees: 11-50 | Rochor, Singapore | 11-50 | Exact match | 59 contacts → |
“Building System & Diagnostics, or BSD as we like to call ourselves, started off in 2003 as a spin-off company of the National University of Singapore (NUS).” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | WEB Structureswebstruc.net HQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 55 contacts → |
“Web Structures is now Ramboll” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Lestari Capitallestaricapital.com HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 52 contacts → |
“We partner with companies in their global transformation to sustainable economies by providing products and services that meet diverse market demands.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Unravel Carbonunravelcarbon.com HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 43 contacts → |
“Unravel Carbon is the world’s first agentic platform for sustainability outcomes.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Vector Greenvectorgreen.com.sg HQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 43 contacts → |
“Vector Green is a Singapore-based energy and sustainability engineering firm helping organisations plan and implement practical energy transition solutions.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Tembusu Asia Consultingtembusuasia.com HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 40 contacts → |
“TEMBUSU Asia Consulting derives its name from the Tembusu – a large evergreen tree in the family Gentianaceae which is native to Southeast Asia.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | I3 Solutions Group, Part Of Rambollramboll.com HQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 31 contacts → |
“I3 Solutions Group is now part of Ramboll.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Greena Consultantsgreenaconsultants.com HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 31 contacts → |
“We're here to create a more sustainable world.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Global Green Connectglobalgreenconnect.com HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 25 contacts → |
“Founded in 2013, Global Green Connect (GGC) is a certified B Corp integrated sustainability solutions provider that combines consulting, academy, and social enterprise.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Ignesis Consultants PTE LTDignesisconsultants.com HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 25 contacts → |
“IGnesis is an established multi-disciplinary engineering consultancy firm in the fields of mechanical & electrical, Fire Safety & Risk Engineering, Environmental Sustainable…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Corpstagecorpstage.com HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 25 contacts → |
“Corpstage aims to inspire adoption of sustainable business models and sustainable actions for and by all stakeholders by providing a combination of advisory, platform and…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Csrworks Internationalcsrworks.com HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 18 contacts → |
“CSRWorks is a purpose-driven sustainability services firm committed to creating positive change.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Paia From Cbrepaiaconsulting.com HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 18 contacts → |
“Paia FROM CBRE is the result of an amalgamation between CBRE Pte Ltd and Paia Consulting in August 2024.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | EFC Internationalefcorps.com HQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 18 contacts → |
“EFC, derived from Environmental First Corporation, embodies our core purpose of empowering sustainability excellence for a better world.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Pomeroy Studiopomeroystudio.sg HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 17 contacts → |
“Pomeroy Studio are an award-winning international team of designers and thought leaders of sustainable built environments.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Massivuemassivue.com HQ: Hyderabad, SingaporeReported employees: 11-50 | Hyderabad, Singapore | 11-50 | Exact match | 16 contacts → |
“At MASSIVUE, we're not just consultants-we're architects of transformation.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | MVGXmvgx.com HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 13 contacts → |
“MVGX, headquartered in Singapore, is a pioneer in sustainability compliance solutions across seven key markets in Asia-Pacific, with a growing presence.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Acwiseacwise.com HQ: SingaporeReported employees: 1-10 | Singapore | 1-10 | Exact match | 11 contacts → |
“We offer clean, easy-to-use sustainability solutions that provides a significant return on investment with a reduced payback time, and that can be easily incorporated into your…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Corpsustain Venturescorp-sustain.com HQ: Downtown Core, SingaporeReported employees: 1-10 | Downtown Core, Singapore | 1-10 | Exact match | 11 contacts → |
“Corpsustain is built to expertly navigate ESG challenges, offering precise Due Diligence and innovative NetZero Strategies tailored for infrastructure and financial institutions.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Zero Waste Cityzerowastecity.com HQ: SingaporeReported employees: 1-10 | Singapore | 1-10 | Exact match | 10 contacts → |
“Zero Waste City is a consulting business specialised in waste reduction for commercial and industrial facilities.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Aubrensaubrens.com HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 9 contacts → |
“Aubrens is about building organisations that serve the world.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | The Matcha Initiativethematchainitiative.com HQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 8 contacts → |
“The Matcha Initiative helps individuals in their professional lives to shift from an unsustainable “business as usual” towards a more conscious and active preparation for a better…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Eden Strategy Institute, LLPedenstrategyinstitute.com HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 7 contacts → |
“Eden Strategy Institute is Asia’s leader in Social Innovation.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 167 company matches
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Sustainability consultants: dataset insights
September 22, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
167 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for Singapore, so it is reported there. Company counts and contact totals on this page are exact for Singapore, over 167 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 22, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for sustainability consultants?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many sustainability consultants did RevenueBase find based in Singapore?
The saved snapshot records 167 matching company records, 1,411 tracked contacts and 332 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 22, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 sustainability consultants based in Singapore. Snapshot: September 22, 2026. https://revenuebase.ai/companies/sustainability-consultants/singapore.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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