Company lists · Data refreshed September 2026

Top 11 Specialized cleaning contractors based in Wilmington, United States

Name: Specialized cleaning contractors based in Wilmington, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 18, 2026 33 companies tracked

RevenueBase identified 33 company matches for specialized cleaning contractors associated with Wilmington, United States as of September 2026 and tracks 232 professional contacts across them, including 38 with verified work emails. Across the United States, New York is the largest hub for this category (177 companies); Wilmington has 33.

This list covers company matches for specialized cleaning contractors associated with Wilmington, United States, 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 18, 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 18, 2026 How this list was built

33Companies

232Contacts tracked

38Verified emails

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The 11 largest specialized cleaning contractors based in Wilmington, United States

Ranked by team size

Top 11 of 33 company matches for specialized cleaning contractors based in Wilmington, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 18, 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	Elite Building Services	Exact match	Wilmington, DE, United StatesHQ recorded Sep 18, 2026	501-1,000	60 contacts →
	Exact match “Elite, a certified, woman-owned business located in Wilmington, Delaware, serves commercial property owners and managers across the Mid-Atlantic region and beyond.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
2	Millicare By EBC Carpet Services	Exact match	Wilmington, DE, United StatesHQ recorded Sep 18, 2026	51-200	31 contacts →
	Exact match “EBC Carpet Service Corporation, a milliCare franchise, is a team of associates committed to helping our clients to achieve the most valuable experience possible.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
3	Window Ninjas	Exact match	Wilmington, NC, United StatesHQ recorded Sep 18, 2026	11-50	26 contacts →
	Exact match “Window Ninjas is your exterior cleaning service expert with over 25 years of experience in the industry!” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
4	Crystal Clear Shine	Exact match	Wilmington, NC, United StatesHQ recorded Sep 18, 2026	1-10	11 contacts →
	Exact match “Don't worry about the stubborn stain and grime on your property.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
5	Marling's Disaster Management	Exact match	Wilmington, DE, United StatesHQ recorded Sep 18, 2026	11-50	4 contacts →
	Exact match “Marling's was founded in 1989 by John Marling.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
6	City Window Cleaning, Inc. Of Delaware	Exact match	Wilmington, DE, United StatesHQ recorded Sep 18, 2026	11-50	3 contacts →
	Exact match “City Window Cleaning of Del specializes in window cleaning, pressure washing and most interior/exterior cleaning needs for commercial to residential.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
7	SANO	Exact match	Wilmington, NC, United StatesHQ recorded Sep 18, 2026	1-10	3 contacts →
	Exact match “Sano is a full-service cleaning and disaster mitigation company.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
8	Carolina Cleaning Services	Exact match	Wilmington, NC, United StatesHQ recorded Sep 18, 2026	1-10	3 contacts →
	Exact match “Carolina Cleaning Services is a top-rated professional expert residential and commercial cleaning company proudly serving New Hanover, Pender and Brunswick since 1994.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
9	Bio-Dry	Exact match	Wilmington, NC, United StatesHQ recorded Sep 18, 2026	1-10	2 contacts →
	Exact match “The Bio-Dry® Solution Traditional methods of cleaning concrete and asphalt incorporates the use of detergents and degreasers along with power washing.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
10	Mint Exterior Wash	Exact match	Wilmington, NC, United StatesHQ recorded Sep 18, 2026	1-10	1 contacts →
	Exact match “At Mint Exterior Wash, we service a wide array of residential and commercial sites.” Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
11	Window Gang Wilmington, NC	Exact match	Wilmington, NC, United StatesHQ recorded Sep 18, 2026	1-10	1 contacts →
	Exact match “For over 32 years, Window Gang Wilmington, NC has been the leader in providing exceptional exterior cleaning services to both the residential, commercial, high rise and industrial…” Recorded in the RevenueBase company graph · Sep 18, 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 “specialized cleaning contractors”. 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 11 of 33 specialized cleaning contractors based in Wilmington, United States

See the full list, filter by size, metro and specialty, and access 38 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Specialized cleaning contractors based in Wilmington, United States at a glance

As of Sep 18, 2026

16.4%Verified-email coverage

7.0Average contacts per company

1-10Median size (employees)

Sep 18, 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 United States list rather than for Wilmington, so it is reported there. Company counts and contact totals on this page are exact for Wilmington, over 33 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 Wilmington, United States whose business descriptions match “specialized cleaning 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. 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 38 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 18, 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.

Specialized cleaning contractors by metro in the United States

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 “specialized cleaning contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many specialized cleaning contractors are there based in Wilmington, United States?

RevenueBase identified 33 company matches for specialized cleaning contractors associated with Wilmington, United States 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?

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

Which city in the United States has the most specialized cleaning contractors?

New York leads the United States with 177 company records, followed by Houston (160) and Atlanta (104). Wilmington has 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 38 professional contacts with verified work emails tracked across these 33 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 18, 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.