Company lists · Data refreshed September 2026

Top 21 Maritime engineering consultants based in Johannesburg, South Africa

Name: Maritime engineering consultants based in Johannesburg, South Africa
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 49 companies tracked

RevenueBase identified 49 company matches for maritime engineering consultants associated with Johannesburg, South Africa as of September 2026 and tracks 1,319 professional contacts across them, including 561 with verified work emails. Across South Africa, Cape Town is the largest hub for this category (54 companies); Johannesburg follows with 49.

This list covers company matches for maritime engineering consultants 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 17, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 17, 2026 How this list was built

49Companies

1,319Contacts tracked

561Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 21 largest maritime engineering consultants based in Johannesburg, South Africa

Ranked by team size

Top 21 of 49 company matches for maritime engineering consultants based in Johannesburg, South Africa, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	WSP In Africa	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	501-1,000	635 contacts →
	Exact match “We are one of the world’s leading professional services firms, uniting our engineering, advisory and science-based expertise to shape communities to advance humanity.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Jones & Wagener PTY LTD	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	51-200	228 contacts →
	Exact match “Jones & Wagener is a specialist firm of consulting engineers and scientists based in South Africa.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Henry Fagan Consulting Engineers & Project Managers	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	201-500	99 contacts →
	Exact match “At Henry Fagan Consulting Engineers & Project Managers, we are a 100% black-owned, design-focused firm with over 40 years of experience delivering innovative, sustainable, and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	L&s Consulting PTY LTD	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	51-200	26 contacts →
	Exact match “L&S Consulting (Pty) Ltd is involved in Structural and Civil Consulting Engineering, mainly for the private sector for industrial, retail and office developments.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Themba Consultants	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	11-50	24 contacts →
	Exact match “At Themba we provide professional consulting services in infrastructure development.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Rasnco Consulting Engineers	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	201-500	20 contacts →
	Exact match “We at Rasnco Investments, are a vibrant and innovative company wholly owned by black Professionals, which was established at the beginning of 2017.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Optimult	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	11-50	18 contacts →
	Exact match “Optimult provides Consulting, EPC (Engineering, Procurement, Construction) and EPCM (Engineering, Procurement and Construction Management) services in a comprehensive range of…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	ADA Consulting Engineers	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	11-50	18 contacts →
	Exact match “ADA Consulting Engineers offers professional consulting engineering services to clients in the development of industrial, commercial and public projects in the civil and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Dhahabu Consulting	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	11-50	15 contacts →
	Exact match “Dhahabu Consulting (Pty) continuously works to being the partner, service provider and employer of choice offering customised project management, project controls (quantity…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Sydwalt PTY LTD	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	11-50	10 contacts →
	Exact match “SYDWALT (Pty) Ltd is an independent engineering Consulting firm, offering a broad range of professional services.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Carlisle & Associates	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	1-10	8 contacts →
	Exact match “Carlisle & Associates is a civil and structural engineering consultancy based in Johannesburg, South Africa.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Watson Consulting Engineers PTY LTD	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	11-50	7 contacts →
	Exact match “Engineering Excellence Our cutting-edge projects are carried out by a team of talented engineers who want to transform our communities.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Asande Projects Consulting And Engineering PTY LTD	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	51-200	7 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Too-See Engineering	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	11-50	6 contacts →
	Exact match “INTRODUCTION Too-See is a proud provider of high-quality engineering services and equipment.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Kwantu Professional Services PTY LTD	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	1-10	5 contacts →
	Exact match “Kwantu Professional Services provides consulting and engineering excellence with the broader goal of enhancing communities.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Delusch Consulting Engineers	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	1-10	5 contacts →
	Exact match “Formerly Barry Devenish & Associates established in 1991, we have over 80 years combined engineering and construction experience including specialised skills in structural steel…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Damian James Delay And Quantum Experts	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	1-10	3 contacts →
	Exact match “About us Damian James has excelled at providing construction and engineering focused consultancy services since 1997.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Lines, Smolka And Associates	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	1-10	3 contacts →
	Exact match “Lines, Smolka and Associates has been providing a range of professional structural engineering and project management services for more than 25 years.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Kwadiwa Africa	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	1-10	3 contacts →
	Exact match “Kwadiwa Africa offers consulting services within the water, environmental management and engineering service sectors.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Knutton Consulting	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	11-50	2 contacts →
	Exact match “Knutton Consulting is a Consulting Civil and Structural firm - rebranded in 2018 to.KCE Consulting” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Baer Marine	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	1-10	1 contacts →
	Exact match “Baer Marine is an independent marine surveying and consulting company that was founded by Capt.” Recorded in the RevenueBase company graph · Sep 17, 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 “maritime engineering 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 21 of 49 maritime engineering consultants based in Johannesburg, South Africa

See the full list, filter by size, metro and specialty, and access 561 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Maritime engineering consultants based in Johannesburg, South Africa at a glance

As of Sep 17, 2026

42.5%Verified-email coverage

26.9Average contacts per company

11-50Median size (employees)

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Email recency for this list is measured across the whole South Africa list rather than for Johannesburg, so it is reported there. Company counts and contact totals on this page are exact for Johannesburg, over 49 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 Johannesburg, South Africa whose business descriptions match “maritime engineering 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 561 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 17, 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.

Maritime engineering consultants 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 “maritime engineering consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many maritime engineering consultants are there based in Johannesburg, South Africa?

RevenueBase identified 49 company matches for maritime engineering consultants 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?

WSP In Africa 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 maritime engineering consultants?

Cape Town leads South Africa with 54 company records, followed by Johannesburg (49) and Pretoria (33).

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 561 professional contacts with verified work emails tracked across these 49 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 17, 2026.

Ready to reach these companies? Verified emails and direct dials for all 49 maritime engineering consultants based in Johannesburg, South Africa. Start with a free account, no credit card.

Download this list →

Related lists

Maritime engineering consultants by geography

Browse the directory

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.