Company lists · Data refreshed November 2026

Top 25 Post construction window cleaning companies worldwide

RevenueBase identified 4,701 company matches for post construction window cleaning companies worldwide as of November 2026 and tracks 22,191 professional contacts across them, including 2,249 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for post construction window cleaning companies 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 post construction window cleaning companies 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
4,701Companies
22,191Contacts tracked
2,249Verified emails
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The 25 largest post construction window cleaning companies worldwide

Ranked by team size
Top 25 of 4,701 company matches for post construction window cleaning companies 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 matchDanvers, MA, United StatesHQ recorded Nov 6, 2026n/a2,743 contacts →

Exact match

“Cleaning Services Group, Inc.(CSG) is a multi-faceted, national building services company dedicated to providing our clients with cost effective cleaning and maintenance solutions…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchChesterfield, United StatesHQ recorded Nov 6, 2026n/a1,062 contacts →

Exact match

“The world’s largest window cleaning company with 270 franchise territories in 45 states!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchThe Woodlands, TX, United StatesHQ recorded Nov 6, 20261,001-5,000439 contacts →

Exact match

“The Valcourt Group is one of the nation's leading providers of commercial building restoration, repair, and maintenance services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchMonterey Park, CA, United StatesHQ recorded Nov 6, 20265,001-10,000185 contacts →

Exact match

“Merchants Building Maintenance is a family owned and operated company with more than employees.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchGlostrup, DenmarkHQ recorded Nov 6, 202651-200184 contacts →

Exact match

“KRS Service A/S er en rengøringsvirksomhed med daglig rengøring i kontrakt i kontorhuse, større ejendomme, institutioner m.m.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchAustin, TX, United StatesHQ recorded Nov 6, 2026n/a159 contacts →

Exact match

“Nation's finest home and commercial window cleaning franchise!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchVancouver, BC, CanadaHQ recorded Nov 6, 202651-200138 contacts →

Exact match

“House Detailing Service • Window Washing • Gutter Cleaning • Eavestrough Cleaning • Power Washing • House Washing • Commercial • Christmas Light Installation We offer professional…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchMinneapolis, MN, United StatesHQ recorded Nov 6, 2026201-50099 contacts →

Exact match

“Squeegee Squad provides residential and commercial window cleaning, pressure washing, gutter cleaning, building maintenance services, and more.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBeaufort, SC, MalaysiaHQ recorded Nov 6, 2026201-50087 contacts →

Exact match

“For 32+ years Window Gang has been the #1 choice for exterior cleaning services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSantiago, ChileHQ recorded Nov 6, 2026501-1,00082 contacts →

Exact match

“Nuestros servicios-Limpieza de oficinas -Limpieza Industrial -Limpieza de Vidrios en Altura -Lavado y limpieza de Fachadas -Tratamiento de Pisos -Barrido y Lavado de Grandes…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchValencia/valència, SpainHQ recorded Nov 6, 202651-20082 contacts →

Exact match

“Limpiezas Iberolimp, empresa líder en el sector en la Comunidad Valenciana pone a su disposición un amplio abanico de servicios a realizar adaptado a las necesidades de sus…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchRoden, NetherlandsHQ recorded Nov 6, 2026501-1,00062 contacts →

Exact match

“Schoonmaakbedrijf voor compleet schoonmaakonderhoud, glazenwassen, tapijtreiniging, luchtkanaalreiniging, gevelreiniging, bouw opruimen, keetschoonmaak, bouwoplevering…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchPalma De Mallorca, SpainHQ recorded Nov 6, 2026201-50060 contacts →

Exact match

“Servicios de todo tipo de limpieza en general.* Limpieza de mantenimiento de oficinas, bancos, colegios, locales, etc.* Limpiezas especiales de cristales, garajes, pavimentos.*…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSt Pair Sur Mer, FranceHQ recorded Nov 6, 202651-20057 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBrøndby, DenmarkHQ recorded Nov 6, 2026501-1,00049 contacts →

Exact match

“Svanemærket rengøring og vinduespolering – med dokumenteret ansvar og ordentlige forhold Hos ProfilService leverer vi professionel erhvervsrengøring og vinduespolering til…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchPortland, OR, United StatesHQ recorded Nov 6, 202651-20048 contacts →

Exact match

“Established in 1972, MBS today provides building services for properties ranging from suburban business parks to downtown high-rise buildings in the Greater Portland Metropolitan…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchClarks Summit, PA, United StatesHQ recorded Nov 6, 202651-20047 contacts →

Exact match

“Sovereign Commercial Services skilled team fearlessly tackles hard-to-reach areas and tough-to-clean spaces.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchHöganäs, SwedenHQ recorded Nov 6, 202651-20046 contacts →

Exact match

“Eriks Fönsterputs grundades 1997.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBlaine, WA, United StatesHQ recorded Nov 6, 202611-5046 contacts →

Exact match

“BPOC Services (Bellingham Professional Office Cleaning Services) has proudly provided janitorial and facility services for Whatcom County businesses since 2004.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchRenton, WA, United StatesHQ recorded Nov 6, 2026501-1,00045 contacts →

Exact match

“Alliance Building Services was established in Bellevue, Washington in 2006.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBeverly Hills, United StatesHQ recorded Nov 6, 202611-5043 contacts →

Exact match

“Building and facility maintenance services focusing on exterior building cleaning and restoration.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchLasalle, QC, CanadaHQ recorded Nov 6, 20261,001-5,00040 contacts →

Exact match

“Modern Cleaning Concept is a national provider of commercial janitorial and facility support services, serving clients across Canada with a strong focus on regulated and high…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchApex, NC, United StatesHQ recorded Nov 6, 202651-20039 contacts →

Exact match

“Since 1986, Scottie's Building Services has helped property owners and managers across North and South Carolina protect, preserve, and enhance the value of their buildings through…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchHerstal, BelgiumHQ recorded Nov 6, 2026201-50037 contacts →

Exact match

“Fondée en 1979, Gestanet S.A est une société de services, active dans le domaine du nettoyage, de l'entretien de bureaux, de surfaces commerciales et de sites industriels.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchHérouville-saint-clair, FranceHQ recorded Nov 6, 2026201-50037 contacts →

Exact match

“SEGID PROPRETÉ - Votre enseigne de référence en matière de #nettoyage industriel depuis 1942 à Hérouville Saint-Clair, à côté de #Caen dans le #Calvados.”

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

Showing 25 of 4,701 post construction window cleaning companies worldwide

See the full list, filter by size, metro and specialty, and access 2,249 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Post construction window cleaning companies worldwide at a glance

As of Nov 6, 2026
10.1%Verified-email coverage
4.7Average contacts per company
1-10Median size (employees)
1.1%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
2,774
11-50
1,241
51-200
366
201-500
83
501-1,000
14
1,001-5,000
7
5,001-10,000
3
10001+
2

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 post construction window cleaning companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “post construction window cleaning companies” 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 2,249 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.

Post construction window cleaning companies by location

12 lists · largest first

Every Post construction window cleaning companies 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 “post construction window cleaning companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many post construction window cleaning companies are there worldwide?

RevenueBase identified 4,701 company matches for post construction window cleaning companies 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?

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

Which country has the most post construction window cleaning companies?

The United States leads with 1,470 companies, followed by the United Kingdom (499) and Germany (395). Every post construction window cleaning companies list by country and city is linked on this page.

Which city has the most post construction window cleaning companies?

London leads with 50 company records, followed by Toronto (33) and New York (31).

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 2,249 professional contacts with verified work emails tracked across these 4,701 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.