Company lists · Data refreshed November 2026

Top 25 Equipment retrofit contractors worldwide

RevenueBase identified 555 company matches for equipment retrofit contractors worldwide as of November 2026 and tracks 5,116 professional contacts across them, including 1,091 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for equipment retrofit contractors 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 equipment retrofit contractors 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
555Companies
5,116Contacts tracked
1,091Verified emails
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The 25 largest equipment retrofit contractors worldwide

Ranked by team size
Top 25 of 555 company matches for equipment retrofit contractors 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 matchBuford, GA, IndiaHQ recorded Nov 6, 202651-200232 contacts →

Exact match

“Phillips Electrical / Mechanical is an electrical and mechanical contracting company based in Buford, Georgia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchSao Paulo, BrazilHQ recorded Nov 6, 2026501-1,000140 contacts →

Exact match

“Qualidade e eficiência associada a um elevado conceito tecnológico quando o assunto é conforto térmico, essa é a Arpol.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchSan Jose, CA, United StatesHQ recorded Nov 6, 202611-50130 contacts →

Exact match

“We Make Buildings Brilliant.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchPekin, IL, United StatesHQ recorded Nov 6, 2026201-500111 contacts →

Exact match

“Manufacturing Maintenance Solutions, Inc (MMS) is a service organization dedicated to enhancing its customers' profitability by providing expert manufacturing equipment contract…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchUnited StatesHQ recorded Nov 6, 202651-200110 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchMilan, ItalyHQ recorded Nov 6, 202651-20095 contacts →

Exact match

“Our organization has a special attitude with the application of innovative solutions and procedures with a value-based approach in building process and in site management.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchGillingham, United KingdomHQ recorded Nov 6, 202651-20061 contacts →

Exact match

“Primech is a specialist mechanical and electrical design and build contractor, with a strong focus on retrofit and upgrade projects across existing buildings and live environments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchEscondido, CA, United StatesHQ recorded Nov 6, 202651-20061 contacts →

Exact match

“Our office is in Escondido and we cover all of Southern California.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchNorth Charleston, SC, United StatesHQ recorded Nov 6, 202651-20060 contacts →

Exact match

“Atlantic Electric is a premier South Carolina electrical contractor specializing in commercial, industrial, and institutional electrical installations, specializing in federal and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchIndianapolis, IN, United StatesHQ recorded Nov 6, 202651-20057 contacts →

Exact match

“Johnson-Melloh Mechanical is Indiana’s premier one-stop solution for a turnkey, full-service partnership that offers the best in mechanical contracting experience, responsive…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 202651-20055 contacts →

Exact match

“Air Conditioning Solutions is a positive high energy full service air conditioning company with extensive capabilities in emerging technologies, service, plant optimizations…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchOshkosh, WI, United StatesHQ recorded Nov 6, 2026201-50055 contacts →

Exact match

“ECM is one of the nation’s leading providers of energy efficiency retrofit technologies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchDoral, FL, United StatesHQ recorded Nov 6, 202651-20051 contacts →

Exact match

“Airtech Air Conditioning is a commercial mechanical contractor based in Miami, Florida.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchDubai, United Arab EmiratesHQ recorded Nov 6, 2026201-50050 contacts →

Exact match

“SMEC Marine Solutions provides rapid –reaction service throughout anywhere on a 24x7 basis.SMEC engineers are specialist trained, with extensive knowledge and experience in their…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchHouston, TX, United StatesHQ recorded Nov 6, 202651-20046 contacts →

Exact match

“As a leading HVAC retrofit, design, build, and services firm based in Houston, Comfort Systems USA - South Central specializes in installing, maintaining, and upgrading mechanical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLansing, MI, United StatesHQ recorded Nov 6, 202651-20046 contacts →

Exact match

“At United Electrical Contractors, we provide the full range of electrical contracting services to both residential and commercial customers in all of Michigan with two office…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchFort Worth, United StatesHQ recorded Nov 6, 202651-20044 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchUnited StatesHQ recorded Nov 6, 202651-20044 contacts →

Exact match

“asi hastings is the larges residential retrofit HVAC contractor in san diego.We have also entered into a partnership with green homes america the larges home energy retrofit…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSherbrooke, QC, CanadaHQ recorded Nov 6, 202651-20040 contacts →

Exact match

“The company was founded in 1992, first to meet the needs of printers and packaging manufacturers and then the industrial sector.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMaple Shade, NJ, United StatesHQ recorded Nov 6, 202611-5038 contacts →

Exact match

“GreenTech Energy Services is an innovative energy efficiency company specializing in lighting retrofits.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchFort Mill, SC, United StatesHQ recorded Nov 6, 202651-20036 contacts →

Exact match

“TEAM Mechanical LLC is a professional, full service mechanical contractor that specializes in providing mechanical solutions to our industrial and commercial clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchUnited StatesHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“Marine Contractors Company Specialized with: Retrofits, Interior and flooring works (carpets, PVC, Teak, Tiles, Amtico and others, Piping Systems, Galley and catering areas, Steel…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5033 contacts →

Exact match

“Experts in: Carbon Saving and Energy Efficiency Including: Solar PV - battery Storage - Heat Pumps - Insulation - Ventilation At Happy Energy Solutions Ltd, we specialise in PAS…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchDallas, GA, United StatesHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“Vantix Electric is a commercial and light industrial electrical contractor that serves the greater Atlanta area.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchLouisville, KY, United StatesHQ recorded Nov 6, 202651-20032 contacts →

Exact match

“When you select an electrical company for a project or a service problem, you want a company on which you can depend, a company that offers a high level of comfort and confidence.”

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

Showing 25 of 555 equipment retrofit contractors worldwide

See the full list, filter by size, metro and specialty, and access 1,091 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Equipment retrofit contractors worldwide at a glance

As of Nov 6, 2026
21.3%Verified-email coverage
9.2Average contacts per company
1-10Median size (employees)
0.9%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
286
11-50
201
51-200
50
201-500
7
501-1,000
3

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 equipment retrofit contractors are linked below.
What qualifies
Company records worldwide whose business descriptions match “equipment retrofit contractors” 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 1,091 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.

Equipment retrofit contractors by location

11 lists · largest first

Every Equipment retrofit contractors 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 “equipment retrofit contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many equipment retrofit contractors are there worldwide?

RevenueBase identified 555 company matches for equipment retrofit contractors 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?

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

Which country has the most equipment retrofit contractors?

The United States leads with 264 companies, followed by Brazil (226) and France (134). Every equipment retrofit contractors list by country and city is linked on this page.

Which city has the most equipment retrofit contractors?

London leads with 5 company records, followed by Sao Paulo (5) and Toronto (5).

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 1,091 professional contacts with verified work emails tracked across these 555 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.