Company lists · Data refreshed September 2026
Top 22 Impact measurement consulting firms based in Johannesburg, South Africa
RevenueBase identified 59 company matches for impact measurement consulting firms associated with Johannesburg, South Africa as of September 2026 and tracks 678 professional contacts across them, including 296 with verified work emails and 40 with mobile numbers. Across South Africa, Cape Town is the largest hub for this category (41 companies); Johannesburg follows with 39.
This list covers company matches for impact measurement consulting firms associated with Johannesburg, South Africa, 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 12, 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 22 largest impact measurement consulting firms based in Johannesburg, South Africa
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 355 contacts → | ||||
Exact match “Genesis Analytics has worked in more than 115 countries.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 2 | 90 contacts → | ||||
Exact match “We are a niche firm that drives investment, commercial excellence, developmental strategies, and sustainability.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 3 | 53 contacts → | ||||
Exact match “Urban Dynamics is a multi-disciplinary professional services company offering its private and public clients a comprehensive range of professional consulting services.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 4 | 26 contacts → | ||||
Exact match “Since 2002, Z.A.ZEN Consulting (Pty) Ltd has been providing strategic solutions for government organizations, international organizations and corporations, and non-profits, among…” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 5 | 13 contacts → | ||||
Exact match “Capacity Building is at the core of our delivery model, ensuring that clients who've gone through our impact measurement and management approach are enabled to make data and…” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 6 | 12 contacts → | ||||
Exact match “EP3 Environmental (Pty) Ltd was established by Eben van Schalkwyk in 2013 and is a multi-disciplinary consulting firm that provides Environmental and Sustainability consulting…” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 7 | 12 contacts → | ||||
Exact match “Founded by former financial journalist and editor Marc Ashton, Decusatio is a diversified consulting business with a proven track record of delivering value for clients across…” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 8 | 5 contacts → | ||||
Exact match “Elizabeth Kent Consulting is a writing, communications and reporting firm with a sustainability specialism.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 9 | 5 contacts → | ||||
Exact match “Greenfield denotes pristine resources with untapped potential, operating at peak capacity.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 10 | 5 contacts → | ||||
Exact match “We believe in the transformative power of trust and commitment in business relationships.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 11 | 4 contacts → | ||||
Exact match “At Maisha, we work in a partnership model and specialize in ESG consulting, Social Performance and Governance.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 12 | 4 contacts → | ||||
Exact match “SustainAbility Solutions provides auditing, training and consulting services in project/program financial management to enable transparency, accountability and effective service…” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 13 | 4 contacts → | ||||
Exact match “We pride ourselves in assisting businesses to drive sustainable growth through Impact Investing and helping NGOs carry out the phenomenal work they do to strengthen our…” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 14 | 3 contacts → | ||||
Exact match “ASI is a Skills Development, Corporate Social Investment, Social Development and Social Research consultancy.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 15 | 3 contacts → | ||||
Exact match “We design rigorous, data-driven frameworks that help investors, funds, and enterprises strike the right balance between financial performance and measurable impact.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 16 | 2 contacts → | ||||
Exact match “We are an international consultancy providing futuristic strategy, management, innovation, and leadership in social science, economic development, public health, and education.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 17 | 2 contacts → | ||||
Exact match “At the Consolidated Solutions Group, we excel in elevating medium to large enterprises to the forefront of the digital arena.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 18 | 2 contacts → | ||||
Exact match “Why choose us?” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 19 | 2 contacts → | ||||
Exact match “As a specialist development firm, Creative Box utilizes an assortment of strategies to achieve project growth.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 20 | 1 contacts → | ||||
Exact match “At Boost Brand Catalysts, we empower impact-driven companies to secure growth funding and achieve sustainable success.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 21 | 1 contacts → | ||||
Exact match “EnDiligence is a boutique consultancy with a fresh approach to providing clients with advice on ESG risks and opportunities, in the context of Project Finance, M&A deals, and…” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 22 | 1 contacts → | ||||
Exact match “WAME Consulting helps clients reinvent their products, services and processes to maximise impact and returns.” Recorded in the RevenueBase company graph · Sep 12, 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 “impact measurement consulting firms”. 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 22 of 59 impact measurement consulting firms based in Johannesburg, South Africa
See the full list, filter by size, metro and specialty, and access 296 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Impact measurement consulting firms based in Johannesburg, South Africa at a glance
As of Sep 12, 2026Companies by employee count
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 15.0dCompany record updated
Median 63.0dHow 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 Johannesburg, South Africa whose business descriptions match “impact measurement consulting firms” 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 296 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 12, 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.
Impact measurement consulting firms by metro in South Africa
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 “impact measurement consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many impact measurement consulting firms are there based in Johannesburg, South Africa?
RevenueBase identified 59 company matches for impact measurement consulting firms associated with Johannesburg, South Africa 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?
Genesis Analytics tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in South Africa has the most impact measurement consulting firms?
Cape Town leads South Africa with 41 company records, followed by Johannesburg (39) and Pretoria (14).
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 296 professional contacts with verified work emails tracked across these 59 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 12, 2026.
Ready to reach these companies? Verified emails and direct dials for all 59 impact measurement consulting firms based in Johannesburg, South Africa. Start with a free account, no credit card.
Download this list →Related lists
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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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Impact measurement consulting firms based in the United States
- Impact measurement consulting firms based in the United Kingdom
- Impact measurement consulting firms based in Brazil
- Impact measurement consulting firms based in France
- Impact measurement consulting firms based in Canada
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Company intelligence · public preview
Top 22 impact measurement consulting firms based in Johannesburg, South Africa
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 59 matching company records for impact measurement consulting firms based in Johannesburg, South Africa, with 678 tracked contacts and 296 verified work emails.
This public preview shows 22 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 12, 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 22 impact measurement consulting firms based in Johannesburg, South Africa
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 |  Genesis Analyticsgenesis-analytics.comHQ: Johannesburg, South AfricaReported employees: 201-500 | Johannesburg, South Africa | 201-500 | Exact match | 355 contacts → |
“Genesis Analytics has worked in more than 115 countries.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Siyakha Consultingsiyakha.co.zaHQ: Johannesburg, South AfricaReported employees: 51-200 | Johannesburg, South Africa | 51-200 | Exact match | 90 contacts → |
“We are a niche firm that drives investment, commercial excellence, developmental strategies, and sustainability.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Urban Dynamics Gauteng INCurbandynamics.co.zaHQ: Johannesburg, South AfricaReported employees: 51-200 | Johannesburg, South Africa | 51-200 | Exact match | 53 contacts → |
“Urban Dynamics is a multi-disciplinary professional services company offering its private and public clients a comprehensive range of professional consulting services.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Z.A.Zen Consulting PTY LTDzazenconsulting.comHQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 26 contacts → |
“Since 2002, Z.A.ZEN Consulting (Pty) Ltd has been providing strategic solutions for government organizations, international organizations and corporations, and non-profits, among…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Embedding Impactembeddingimpact.co.zaHQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 13 contacts → |
“Capacity Building is at the core of our delivery model, ensuring that clients who've gone through our impact measurement and management approach are enabled to make data and…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Ep3 Environmentalep3.co.zaHQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 12 contacts → |
“EP3 Environmental (Pty) Ltd was established by Eben van Schalkwyk in 2013 and is a multi-disciplinary consulting firm that provides Environmental and Sustainability consulting…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Decusatio Group Of Companiesdecusatio.co.zaHQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 12 contacts → |
“Founded by former financial journalist and editor Marc Ashton, Decusatio is a diversified consulting business with a proven track record of delivering value for clients across…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Elizabeth Kent Consultingelizabeth-kent.comHQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 5 contacts → |
“Elizabeth Kent Consulting is a writing, communications and reporting firm with a sustainability specialism.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Greenfield Sustainable Groupgreenfieldgroup.co.zaHQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 5 contacts → |
“Greenfield denotes pristine resources with untapped potential, operating at peak capacity.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Zukhanye Creative Consultingzukhanye.co.zaHQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 5 contacts → |
“We believe in the transformative power of trust and commitment in business relationships.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Maisha Social Solutions PTY LTDmaishasocialsolutions.co.zaHQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 4 contacts → |
“At Maisha, we work in a partnership model and specialize in ESG consulting, Social Performance and Governance.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Sustainability Solutionssustainabilitysolutionspc.comHQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 4 contacts → |
“SustainAbility Solutions provides auditing, training and consulting services in project/program financial management to enable transparency, accountability and effective service…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  NSI Consultantsnsiconsultants.comHQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 4 contacts → |
“We pride ourselves in assisting businesses to drive sustainable growth through Impact Investing and helping NGOs carry out the phenomenal work they do to strengthen our…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Atlegang Social Intelligenceatlegang.co.zaHQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 3 contacts → |
“ASI is a Skills Development, Corporate Social Investment, Social Development and Social Research consultancy.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  NIA Impact Investniaimpactinvest.comHQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 3 contacts → |
“We design rigorous, data-driven frameworks that help investors, funds, and enterprises strike the right balance between financial performance and measurable impact.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Impact Africa Strategiesimpact-africa.org.zaHQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 2 contacts → |
“We are an international consultancy providing futuristic strategy, management, innovation, and leadership in social science, economic development, public health, and education.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Consolidated Solutions Groupconsolidated-solutions.co.zaHQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 2 contacts → |
“At the Consolidated Solutions Group, we excel in elevating medium to large enterprises to the forefront of the digital arena.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Kumalo & COkumaloconsulting.comHQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 2 contacts → |
“Why choose us?” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  creativebox.worldcreativebox.worldHQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 2 contacts → |
“As a specialist development firm, Creative Box utilizes an assortment of strategies to achieve project growth.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Boost Brand Catalystsboostbc.co.zaHQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 1 contacts → |
“At Boost Brand Catalysts, we empower impact-driven companies to secure growth funding and achieve sustainable success.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Endiligenceendiligence.co.zaHQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 1 contacts → |
“EnDiligence is a boutique consultancy with a fresh approach to providing clients with advice on ESG risks and opportunities, in the context of Project Finance, M&A deals, and…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Wame Consultingwameconsulting.comHQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 1 contacts → |
“WAME Consulting helps clients reinvent their products, services and processes to maximise impact and returns.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 22 of 59 company matches
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Impact measurement consulting firms: dataset insights
September 12, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
59 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.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 15.0dCompany record updated
Median 63.0dHow 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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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 12, 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 ↗
Impact measurement consulting firms by metro in South Africa
Questions about this company list
What does Exact match mean for impact measurement consulting firms?
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 impact measurement consulting firms did RevenueBase find based in Johannesburg, South Africa?
The saved snapshot records 59 matching company records, 678 tracked contacts and 296 verified emails. The public preview displays 22 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 12, 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.
Related lists
Impact measurement consulting firms by geography
- Impact measurement consulting firms based in the United States
- Impact measurement consulting firms based in the United Kingdom
- Impact measurement consulting firms based in Brazil
- Impact measurement consulting firms based in France
- Impact measurement consulting firms based in Canada
- Impact measurement consulting firms based in Australia
- Impact measurement consulting firms based in the Netherlands
- Impact measurement consulting firms based in Spain
- Impact measurement consulting firms based in South Africa
- Impact measurement consulting firms based in Mexico
- Impact measurement consulting firms based in Germany
- Impact measurement consulting firms based in Italy
Cite this list
RevenueBase Data Team. Top 22 impact measurement consulting firms based in Johannesburg, South Africa. Snapshot: September 12, 2026. https://revenuebase.ai/companies/impact-measurement-consulting-firms/south-africa/johannesburg.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Impact measurement consulting firms based in the United States
- Impact measurement consulting firms based in the United Kingdom
- Impact measurement consulting firms based in Brazil
- Impact measurement consulting firms based in France
- Impact measurement consulting firms based in Canada
- Impact measurement consulting firms based in Australia
Company intelligence · public preview
Top 22 impact measurement consulting firms based in Johannesburg, South Africa
RevenueBase records 59 matching company records for impact measurement consulting firms based in Johannesburg, South Africa, with 678 tracked contacts and 296 verified work emails.
This public preview shows 22 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 12, 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 22 impact measurement consulting firms based in Johannesburg, South Africa
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 | Genesis Analyticsgenesis-analytics.com HQ: Johannesburg, South AfricaReported employees: 201-500 | Johannesburg, South Africa | 201-500 | Exact match | 355 contacts → |
“Genesis Analytics has worked in more than 115 countries.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Siyakha Consultingsiyakha.co.za HQ: Johannesburg, South AfricaReported employees: 51-200 | Johannesburg, South Africa | 51-200 | Exact match | 90 contacts → |
“We are a niche firm that drives investment, commercial excellence, developmental strategies, and sustainability.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Urban Dynamics Gauteng INCurbandynamics.co.za HQ: Johannesburg, South AfricaReported employees: 51-200 | Johannesburg, South Africa | 51-200 | Exact match | 53 contacts → |
“Urban Dynamics is a multi-disciplinary professional services company offering its private and public clients a comprehensive range of professional consulting services.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Z.A.Zen Consulting PTY LTDzazenconsulting.com HQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 26 contacts → |
“Since 2002, Z.A.ZEN Consulting (Pty) Ltd has been providing strategic solutions for government organizations, international organizations and corporations, and non-profits, among…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Embedding Impactembeddingimpact.co.za HQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 13 contacts → |
“Capacity Building is at the core of our delivery model, ensuring that clients who've gone through our impact measurement and management approach are enabled to make data and…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Ep3 Environmentalep3.co.za HQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 12 contacts → |
“EP3 Environmental (Pty) Ltd was established by Eben van Schalkwyk in 2013 and is a multi-disciplinary consulting firm that provides Environmental and Sustainability consulting…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Decusatio Group Of Companiesdecusatio.co.za HQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 12 contacts → |
“Founded by former financial journalist and editor Marc Ashton, Decusatio is a diversified consulting business with a proven track record of delivering value for clients across…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Elizabeth Kent Consultingelizabeth-kent.com HQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 5 contacts → |
“Elizabeth Kent Consulting is a writing, communications and reporting firm with a sustainability specialism.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Greenfield Sustainable Groupgreenfieldgroup.co.za HQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 5 contacts → |
“Greenfield denotes pristine resources with untapped potential, operating at peak capacity.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Zukhanye Creative Consultingzukhanye.co.za HQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 5 contacts → |
“We believe in the transformative power of trust and commitment in business relationships.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Maisha Social Solutions PTY LTDmaishasocialsolutions.co.za HQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 4 contacts → |
“At Maisha, we work in a partnership model and specialize in ESG consulting, Social Performance and Governance.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Sustainability Solutionssustainabilitysolutionspc.com HQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 4 contacts → |
“SustainAbility Solutions provides auditing, training and consulting services in project/program financial management to enable transparency, accountability and effective service…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | NSI Consultantsnsiconsultants.com HQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 4 contacts → |
“We pride ourselves in assisting businesses to drive sustainable growth through Impact Investing and helping NGOs carry out the phenomenal work they do to strengthen our…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Atlegang Social Intelligenceatlegang.co.za HQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 3 contacts → |
“ASI is a Skills Development, Corporate Social Investment, Social Development and Social Research consultancy.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | NIA Impact Investniaimpactinvest.com HQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 3 contacts → |
“We design rigorous, data-driven frameworks that help investors, funds, and enterprises strike the right balance between financial performance and measurable impact.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Impact Africa Strategiesimpact-africa.org.za HQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 2 contacts → |
“We are an international consultancy providing futuristic strategy, management, innovation, and leadership in social science, economic development, public health, and education.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Consolidated Solutions Groupconsolidated-solutions.co.za HQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 2 contacts → |
“At the Consolidated Solutions Group, we excel in elevating medium to large enterprises to the forefront of the digital arena.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Kumalo & COkumaloconsulting.com HQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 2 contacts → |
“Why choose us?” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | creativebox.worldcreativebox.world HQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 2 contacts → |
“As a specialist development firm, Creative Box utilizes an assortment of strategies to achieve project growth.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Boost Brand Catalystsboostbc.co.za HQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 1 contacts → |
“At Boost Brand Catalysts, we empower impact-driven companies to secure growth funding and achieve sustainable success.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Endiligenceendiligence.co.za HQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 1 contacts → |
“EnDiligence is a boutique consultancy with a fresh approach to providing clients with advice on ESG risks and opportunities, in the context of Project Finance, M&A deals, and…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Wame Consultingwameconsulting.com HQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 1 contacts → |
“WAME Consulting helps clients reinvent their products, services and processes to maximise impact and returns.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Impact measurement consulting firms: dataset insights
September 12, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
59 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.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 15.0dCompany record updated
Median 63.0dHow 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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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 12, 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 ↗
Impact measurement consulting firms by metro in South Africa
Questions about this company list
What does Exact match mean for impact measurement consulting firms?
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 impact measurement consulting firms did RevenueBase find based in Johannesburg, South Africa?
The saved snapshot records 59 matching company records, 678 tracked contacts and 296 verified emails. The public preview displays 22 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 12, 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 22 impact measurement consulting firms based in Johannesburg, South Africa. Snapshot: September 12, 2026. https://revenuebase.ai/companies/impact-measurement-consulting-firms/south-africa/johannesburg.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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