Company lists · Data refreshed October 2026

Top 20 Environmental services contractors based in New York, United States

Name: Environmental services contractors based in New York, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 12, 2026 98 companies tracked

RevenueBase identified 98 company matches for environmental services contractors associated with New York, United States as of October 2026 and tracks 3,325 professional contacts across them, including 1,740 with verified work emails. Across the United States, Houston is the largest hub for this category (129 companies); New York follows with 98.

This list covers company matches for environmental services contractors associated with New York, 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 October 12, 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 Oct 12, 2026 How this list was built

98Companies

3,325Contacts tracked

1,740Verified emails

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The 20 largest environmental services contractors based in New York, United States

Ranked by team size

Top 20 of 98 company matches for environmental services contractors based in New York, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 12, 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	Hazen And Sawyer	Exact match	New York, NY, United StatesHQ recorded Oct 12, 2026	1,001-5,000	2,251 contacts →
	Exact match “As Hazen marks 75 years, we celebrate a legacy of absolute commitment to our clients while delivering the best technical work available anywhere.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
2	ALC Environmental	Exact match	New York, NY, United StatesHQ recorded Oct 12, 2026	51-200	76 contacts →
	Exact match “ALC provides a wide range of environmental services from testing and reporting on potentially unsafe or hazardous conditions (asbestos, lead paint, indoor air quality/mold, soil…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
3	Northstar Group Services, INC	Exact match	New York, NY, United StatesHQ recorded Oct 12, 2026	5,001-10,000	52 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
4	United Building Maintenance	Exact match	New York, NY, United StatesHQ recorded Oct 12, 2026	1,001-5,000	47 contacts →
	Exact match “United Building Maintenance is a facilities services company based out of 132 W36th Street, New York NY 10018” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
5	True Environmental	Exact match	New York, NY, United StatesHQ recorded Oct 12, 2026	201-500	43 contacts →
	Exact match “True Environmental (“True”) is building a diversified environmental services organization focused on consulting and engineering, water/wastewater management, testing/analytical…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
6	Equipsystems	Exact match	New York, United StatesHQ recorded Oct 12, 2026	51-200	40 contacts →
	Exact match “EquipSystems is dedicated to ensuring clean, efficient, and reliable healthcare environments.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
7	Elite Service Group	Exact match	New York, NY, United StatesHQ recorded Oct 12, 2026	11-50	33 contacts →
	Exact match “Elite Service Group is a professional detailed cleaning company offering a wide range of innovative green cleaning solutions.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
8	Great Forest	Exact match	New York, NY, United StatesHQ recorded Oct 12, 2026	11-50	26 contacts →
	Exact match “Backed by 30+ years of experience, Great Forest is a leader in sustainable waste management consulting.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
9	Boomi Environmental LLC	Exact match	New York, NY, United StatesHQ recorded Oct 12, 2026	11-50	25 contacts →
	Exact match “Boomi Environmental LLC (Boomi) is a premier environmental consulting firm specializing in providing practical, sustainable, and cost-effective solutions to water, wastewater, and…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
10	Klēn Space	Exact match	New York, NY, United StatesHQ recorded Oct 12, 2026	51-200	20 contacts →
	Exact match “Klēn Space delivers facilities and specialty cleaning that keeps high-stakes environments operating at standard.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
11	Office Cleaning Services	Exact match	New York, NY, United StatesHQ recorded Oct 12, 2026	11-50	20 contacts →
	Exact match “ProCleanings is a premier provider of commercial and industrial cleaning services.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
12	JLC Environmental Consultants, INC	Exact match	New York, NY, United StatesHQ recorded Oct 12, 2026	11-50	19 contacts →
	Exact match “JLC Environmental is a full service environmental consulting and testing firm.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
13	UMG Cleaning	Exact match	New York, NY, United StatesHQ recorded Oct 12, 2026	201-500	18 contacts →
	Exact match “Your business is your livelihood, and your employees make it run smoothly.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
14	Vektor Consultants	Exact match	New York, NY, United StatesHQ recorded Oct 12, 2026	1-10	13 contacts →
	Exact match “An environmental consulting and construction management company providing an all-encompassing package to carry your projects to the next level.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
15	Common Ground Compost	Exact match	New York, United StatesHQ recorded Oct 12, 2026	1-10	13 contacts →
	Exact match “Common Ground Compost is a consulting company based in New York City.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
16	Ambient Group, INC	Exact match	New York, United StatesHQ recorded Oct 12, 2026	51-200	13 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
17	Lawrence Env, LLC	Exact match	New York, NY, United StatesHQ recorded Oct 12, 2026	11-50	11 contacts →
	Exact match “Lawrence Env LLC provides environmental due diligence and risk management consulting services to a broad spectrum of real estate clients.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
18	Maypole Environmental Inspections, LLC	Exact match	New York, NY, United StatesHQ recorded Oct 12, 2026	11-50	9 contacts →
	Exact match “Maypole is a licensed inspection company with over 20 years of industry experience in navigating building codes and environmental hazards.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
19	The Casa Group, INC	Exact match	New York, NY, United StatesHQ recorded Oct 12, 2026	11-50	9 contacts →
	Exact match “Headquartered in New York City, The CASA Group, Inc.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
20	Tristate America Cleaning Service Corp	Exact match	New York, NY, United StatesHQ recorded Oct 12, 2026	11-50	8 contacts →
	Exact match “Tristate American Cleaning Service Corp.” Recorded in the RevenueBase company graph · Oct 12, 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 “environmental services 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 20 of 98 environmental services contractors based in New York, United States

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Environmental services contractors based in New York, United States at a glance

As of Oct 12, 2026

52.3%Verified-email coverage

33.9Average contacts per company

11-50Median size (employees)

Oct 12, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

5,001-10,000

10001+

Email recency for this list is measured across the whole United States list rather than for New York, so it is reported there. Company counts and contact totals on this page are exact for New York, over 98 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 New York, United States whose business descriptions match “environmental services 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 1,740 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 October 12, 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.

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

How many environmental services contractors are there based in New York, United States?

RevenueBase identified 98 company matches for environmental services contractors associated with New York, United States as of October 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?

Hazen And Sawyer 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 environmental services contractors?

Houston leads the United States with 129 company records, followed by New York (98) and San Diego (51).

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 1,740 professional contacts with verified work emails tracked across these 98 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 October 12, 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.