Company lists · Data refreshed November 2026

Top 25 Technical diving operators worldwide

RevenueBase identified 3,242 company matches for technical diving operators worldwide as of November 2026 and tracks 23,662 professional contacts across them, including 1,933 with verified work emails. The United States is the largest market and Dubai the largest hub.

This list covers company matches for technical diving operators worldwide, 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 November 6, 2026. Country and city lists for technical diving operators follow the table.

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 Nov 6, 2026 How this list was built
3,242Companies
23,662Contacts tracked
1,933Verified emails
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The 25 largest technical diving operators worldwide

Ranked by team size
Top 25 of 3,242 company matches for technical diving operators worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchRancho Santa Margarita, CA, United StatesHQ recorded Nov 6, 2026n/a4,372 contacts →

Exact match

“PADI® (Professional Association of Diving Instructors®) is the world’s largest ocean exploration and diver organization, operating in 186 countries and territories, with a global…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchWendelstein, FL, GermanyHQ recorded Nov 6, 2026201-500724 contacts →

Exact match

“Scuba Schools International (SSI) was established in 1970 with the vision of making it possible for anyone to learn how to dive safely.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchLagos, NigeriaHQ recorded Nov 6, 2026201-500440 contacts →

Exact match

“HydroDive provides a broad range of Marine Vessels, Air, Mixed Gas and Saturation Diving, ROV, AUV and Survey Services primarily to the offshore & inshore Petroleum Industry of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchMiami, NS, United StatesHQ recorded Nov 6, 2026201-500177 contacts →

Exact match

“Welcome to Subsea Global Solutions where EVERY DAY our goal is to deliver unrivaled service.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchRiverview, FL, United StatesHQ recorded Nov 6, 2026n/a175 contacts →

Exact match

“The National Association of Underwater Instructors (NAUI Worldwide) is a premier recreational dive certification and membership organization headquartered in Riverview, Florida…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLivorno, ItalyHQ recorded Nov 6, 202651-200162 contacts →

Exact match

“Drass has been continuously active since 1927 and currently is the largest diving manufacturing business, running most of the ongoing projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchDubai, United Arab EmiratesHQ recorded Nov 6, 2026201-500156 contacts →

Exact match

“PETRODIVE is an independent underwater contracting company serving maritime and international oil & gas clients, offering marine, subsea and maintenance services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchHouma, LA, United StatesHQ recorded Nov 6, 202651-200137 contacts →

Exact match

“As the youngest active dive vessels in the Gulf of Mexico, we strive to safely deliver service with fervent integrity and determination.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchTownsville, AustraliaHQ recorded Nov 6, 202651-200129 contacts →

Exact match

“Who Are We?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchOsborne Park, AustraliaHQ recorded Nov 6, 202651-20098 contacts →

Exact match

“SHELF is a totally independent commercial diving, engineering, project management and marine support & logistics company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSandbank, United KingdomHQ recorded Nov 6, 202651-20093 contacts →

Exact match

“Founded in 1992, Shearwater Marine Services have since grown to become a highly respected topside and sub-surface marine engineering service provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchUnited StatesHQ recorded Nov 6, 2026n/a91 contacts →

Exact match

“Scuba Dive Certification Body”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSalt Lake City, UT, United StatesHQ recorded Nov 6, 2026201-50090 contacts →

Exact match

“At Huish Outdoors, we've brought together the Best Brands in Dive to create the leading scuba and immersion technology company in the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchDania Beach, FL, United StatesHQ recorded Nov 6, 202651-20084 contacts →

Exact match

“How many local dive shops can say they have been in business for over 35 years?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchRichmond, BC, CanadaHQ recorded Nov 6, 202651-20081 contacts →

Exact match

“In the 20 years since inception Shearwater has captured a dominant market position among scuba diving computers with a distribution network of more than 600 dealers in 90…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchEl Cajon, United StatesHQ recorded Nov 6, 20261,001-5,00077 contacts →

Exact match

“SCUBAPRO is the iconic mark of the world’s most accomplished scuba divers, the preferred and recommended choice of elite diving professionals around the globe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchMarseille, FranceHQ recorded Nov 6, 202651-20068 contacts →

Exact match

“Discover the Dune Universe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchLake City, FL, United StatesHQ recorded Nov 6, 2026n/a67 contacts →

Exact match

“IANTD Is The World's Largest Scuba & Rebreather Diving Training Organization Of Open Water, Nitrox, Enriched Air (EANx), Overhead Environment, Cave, Wreck, Recreational…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchGenoa, ItalyHQ recorded Nov 6, 202611-5063 contacts →

Exact match

“Drafinsub operates in the marine field since 1977, undertaking any kind of underwater activity, in shallow or deep water, offshore and onshore.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchAraruama, BrazilHQ recorded Nov 6, 202611-5059 contacts →

Exact match

“A RCS Subaquática é uma empresa de mergulho e soluções subaquáticas, criada por engenheiros, técnicos e mergulhadores preocupados com a segurança nas operações de mergulho e com a…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchHigh Springs, FL, United StatesHQ recorded Nov 6, 202611-5056 contacts →

Exact match

“Global Underwater Explorers (GUE) is a nonprofit organization dedicated to advancing excellence in diving through high-quality education, global collaboration, and exploration.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchRaamsdonksveer, NetherlandsHQ recorded Nov 6, 202651-20054 contacts →

Exact match

“With over 40 years of experience in the industry, Hytech-Pommec specialises in the design and manufacture of high quality, professional diving and hyperbaric technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMuscat, OmanHQ recorded Nov 6, 2026201-50052 contacts →

Exact match

“Masirah International Technical and Marine Services is the leading Marine Construction and Diving Services Company in the Sultanate of Oman.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchTarragona, SpainHQ recorded Nov 6, 202651-20050 contacts →

Exact match

“Spanish offshore diving company since 1976, located in Tarragona, with experience in North and West Africa, Atlantic area, Mediterranean Area, Caspian sea, Persian Gulf, etc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchRapid City, SD, United StatesHQ recorded Nov 6, 202611-5049 contacts →

Exact match

“Midco Diving is a contracting & marine services company performing professional dive services worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 3,242 technical diving operators worldwide

See the full list, filter by size, metro and specialty, and access 1,933 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Technical diving operators worldwide at a glance

As of Nov 6, 2026
8.2%Verified-email coverage
7.3Average contacts per company
1-10Median size (employees)
0.7%Largest-city concentration · Dubai
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
2,128
11-50
814
51-200
169
201-500
23
501-1,000
9
1,001-5,000
1
5,001-10,000
2
10001+
1

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for technical diving operators are linked below.
What qualifies
Company records worldwide whose business descriptions match “technical diving operators” 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. 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 1,933 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 November 6, 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.

Technical diving operators by location

14 lists · largest first

Every Technical diving operators list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “technical diving operators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many technical diving operators are there worldwide?

RevenueBase identified 3,242 company matches for technical diving operators worldwide as of November 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?

PADI tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most technical diving operators?

The United States leads with 658 companies, followed by the United Kingdom (184) and Spain (169). Every technical diving operators list by country and city is linked on this page.

Which city has the most technical diving operators?

Dubai leads with 23 company records, followed by Singapore (22) and London (19).

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 1,933 professional contacts with verified work emails tracked across these 3,242 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 November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase 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.