Company lists · Data refreshed November 2026

Top 25 Retrofit compliance services worldwide

RevenueBase identified 1,225 company matches for retrofit compliance services worldwide as of November 2026 and tracks 8,370 professional contacts across them, including 3,147 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers company matches for retrofit compliance services 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 retrofit compliance services 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
1,225Companies
8,370Contacts tracked
3,147Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest retrofit compliance services worldwide

Ranked by team size
Top 25 of 1,225 company matches for retrofit compliance services 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 matchJaipur, IndiaHQ recorded Nov 6, 202651-200211 contacts →

Exact match

“Design2Occupancy Services LLP (D2O) is a leading organization providing a platform and solutions in Energy Efficiency Analysis and Energy Code Compliances, Climate Change…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchNew York, NY, United StatesHQ recorded Nov 6, 2026201-500186 contacts →

Exact match

“Milrose is the nation’s premier building lifecycle firm, offering fully integrated services in Permitting, Code Consulting, Municipal Compliance, Special Inspections…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBangalore, IndiaHQ recorded Nov 6, 202651-200172 contacts →

Exact match

“LEAD Consultancy & Engineering Services (India) Private Limited (LCES) has been started by a team of qualified professionals with vast experience and expertise in the areas of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchMonroe, OH, United StatesHQ recorded Nov 6, 2026201-500145 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact 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
6Exact matchMclean, VA, United StatesHQ recorded Nov 6, 202651-200114 contacts →

Exact match

“RE Tech Advisors, a Legence Company, offers an integrated suite of solutions designed to drive building performance, decrease costs, and overcome any project challenge.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSydney, AustraliaHQ recorded Nov 6, 202651-200109 contacts →

Exact match

“At Jensen Hughes Pacific, we deliver industry leading services in building code compliance, fire and life safety, accessibility, sustainable design, and fire systems design.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchMelbourne, AustraliaHQ recorded Nov 6, 202651-20096 contacts →

Exact match

“Australia's most trusted and comprehensive building code, essential services management and accessibility consultancy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSan Ramon, CA, United StatesHQ recorded Nov 6, 202651-20092 contacts →

Exact match

“West Coast Code Consultants, Inc.(WC³) specializes in providing complete plan review, inspection and staff augmentation services in the building safety, fire prevention, public…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchTiverton, United KingdomHQ recorded Nov 6, 202651-20084 contacts →

Exact match

“AES Sustainability Consultants is a leading technical consultancy that delivers value engineered solutions across the homebuilding and construction industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchMount Laurel, NJ, United StatesHQ recorded Nov 6, 202651-20080 contacts →

Exact match

“MaGrann Associates is an innovative energy efficiency and green building consulting and engineering firm headquartered in Mount Laurel, New Jersey with additional offices in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchDenver, FL, United StatesHQ recorded Nov 6, 202611-5077 contacts →

Exact match

“Group14 Engineering is a Denver-based consulting firm committed to inspiring better buildings where people thrive.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202651-20075 contacts →

Exact match

“Building Code | Zoning | Approvals | Permits | Sign Offs | Building Compliance”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchPleasanton, CA, United StatesHQ recorded Nov 6, 202651-20074 contacts →

Exact match

“Shums Coda Associates represents a building, fire and life-safety consulting company that has been in business since 2006.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchJaipur, IndiaHQ recorded Nov 6, 202611-5073 contacts →

Exact match

“Kamal Cogent Energy Pvt.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202651-20072 contacts →

Exact match

“We help building owners cut carbon, reduce costs, and stay compliant.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchLas Rozas De Madrid, SpainHQ recorded Nov 6, 202611-5070 contacts →

Exact match

“BRINGING BUILDINGS TO LIFE” Commtech Commissioning Services, es una empresa independiente especializada en la prestación de servicios de commissioning, puesta en marcha y…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchNew York, NJ, United StatesHQ recorded Nov 6, 202651-20069 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSydney, AustraliaHQ recorded Nov 6, 202651-20061 contacts →

Exact match

“Steve Watson & Partners is a well recognised and professional building code consulting and approvals service.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchParis, FranceHQ recorded Nov 6, 202611-5056 contacts →

Exact match

“Alter Watt est un bureau d’études énergétiques, né de la conviction que la transition écologique est un enjeu majeur des années à venir.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchJacksonville, FL, United StatesHQ recorded Nov 6, 202651-20055 contacts →

Exact match

“SkyeTec is an award winning energy rating and indoor environmental consulting company that provides third-party inspections for residential and commercial construction projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202651-20052 contacts →

Exact match

“Redocs, a well-known and respected compliance company in the New York City Commercial Property industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchAtlanta, TX, United StatesHQ recorded Nov 6, 202611-5049 contacts →

Exact match

“Sustainable Investment Group, LLC (SIG) is a full-service sustainable building consulting firm that provides environmentally focused solutions to design, construction, and real…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchOrange, CA, United StatesHQ recorded Nov 6, 202651-20046 contacts →

Exact match

“VCA Green provides a full scope of green building consulting and commissioning services, including LEED®, GreenPoint Rated, CALGreen compliance, HERS, commercial energy audits and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchHastings, MN, IndiaHQ recorded Nov 6, 202651-20045 contacts →

Exact match

“Facility asset and performance management has historically meant responding to problems after they happen.”

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

Showing 25 of 1,225 retrofit compliance services worldwide

See the full list, filter by size, metro and specialty, and access 3,147 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Retrofit compliance services worldwide at a glance

As of Nov 6, 2026
37.6%Verified-email coverage
6.8Average contacts per company
1-10Median size (employees)
4.2%Largest-city concentration · New York
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
895
11-50
267
51-200
44
201-500
9

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 retrofit compliance services are linked below.
What qualifies
Company records worldwide whose business descriptions match “retrofit compliance services” 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 3,147 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.

Retrofit compliance services by location

7 lists · largest first

Every Retrofit compliance services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “retrofit compliance services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many retrofit compliance services are there worldwide?

RevenueBase identified 1,225 company matches for retrofit compliance services 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?

D2o tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most retrofit compliance services?

The United States leads with 374 companies, followed by France (131) and the United Kingdom (121). Every retrofit compliance services list by country and city is linked on this page.

Which city has the most retrofit compliance services?

New York leads with 52 company records, followed by London (23) and Sao Paulo (17).

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 3,147 professional contacts with verified work emails tracked across these 1,225 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.

Ready to reach these companies? Verified emails and direct dials for all 1,225 retrofit compliance services worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.