Company lists · Data refreshed October 2026

Top 25 Waste management engineering firms worldwide

Name: Waste management engineering firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 22, 2026 18,831 companies tracked

RevenueBase identified 18,831 company matches for waste management engineering firms worldwide as of October 2026 and tracks 512,044 professional contacts across them, including 148,211 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for waste management engineering firms 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 October 22, 2026. Country and city lists for waste management engineering firms 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 Oct 22, 2026 How this list was built

18,831Companies

512,044Contacts tracked

148,211Verified emails

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The 25 largest waste management engineering firms worldwide

Ranked by team size

Top 25 of 18,831 company matches for waste management engineering firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 22, 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	Veolia	Exact match	Aubervilliers, FranceHQ recorded Oct 22, 2026	10001+	31,975 contacts →
	Exact match “Veolia, a global leader in environmental services, works every day to build environmental security for the benefit of public health and the competitiveness of industries and…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
2	WM	Exact match	Houston, TX, United StatesHQ recorded Oct 22, 2026	10001+	25,363 contacts →
	Exact match “WM is North America's leading provider of integrated environmental solutions.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
3	SUEZ	Exact match	Paris, FranceHQ recorded Oct 22, 2026	10001+	23,026 contacts →
	Exact match “We provide essential services in the water and waste sectors to preserve resources and improve quality of life wherever we operate.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
4	Republic Services	Exact match	Phoenix, AZ, United StatesHQ recorded Oct 22, 2026	10001+	17,685 contacts →
	Exact match “Republic Services provides the most complete set of recycling, waste and environmental solutions from a single provider.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
5	Tetra Tech	Exact match	Pasadena, CA, United StatesHQ recorded Oct 22, 2026	10001+	13,725 contacts →
	Exact match “Tetra Tech is the leader in water, environment and sustainable infrastructure, providing high-end technical and engineering services for projects worldwide.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
6	Clean Harbors	Exact match	Norwell, MA, United StatesHQ recorded Oct 22, 2026	10001+	9,255 contacts →
	Exact match “Clean Harbors is North America’s leading provider of environmental and industrial services.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
7	CDM Smith	Exact match	Boston, MA, United StatesHQ recorded Oct 22, 2026	5,001-10,000	7,832 contacts →
	Exact match “CDM Smith is shaping what’s next, now, with world class solutions in water, environment, transportation and energy to public and private clients worldwide.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
8	Terracon	Exact match	Olathe, KS, United StatesHQ recorded Oct 22, 2026	5,001-10,000	6,380 contacts →
	Exact match “Terracon is a 100 percent employee-owned consulting engineering firm providing quality services to clients.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
9	GFL Environmental INC	Exact match	Vaughan, ON, CanadaHQ recorded Oct 22, 2026	10001+	6,275 contacts →
	Exact match “GFL Environmental is the only major diversified environmental services company in North America offering services in solid waste management, liquid waste management and soil…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
10	JAN DE NUL Group	Exact match	Capellen, LuxembourgHQ recorded Oct 22, 2026	5,001-10,000	5,615 contacts →
	Exact match “We are World Builders shaping water, land and energy.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
11	Waste Connections	Exact match	Spring, TX, United StatesHQ recorded Oct 22, 2026	10001+	4,381 contacts →
	Exact match “Pick your destination.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
12	ION Exchange India LTD	Exact match	Mumbai, IndiaHQ recorded Oct 22, 2026	1,001-5,000	3,859 contacts →
	Exact match “At Ion Exchange India, we bring you total environment solutions - water treatment, liquid waste treatment & recycle, air pollution control, solid & hazardous waste management and…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
13	BIFFA	Exact match	High Wycombe, United KingdomHQ recorded Oct 22, 2026	5,001-10,000	3,355 contacts →
	Exact match “Founded in London in 1912, Biffa is a leading UK nationwide integrated waste management business providing collection, treatment, recycling and technologically-driven energy…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
14	Golder	Exact match	Vancouver, BC, CanadaHQ recorded Oct 22, 2026	5,001-10,000	3,241 contacts →
	Exact match “Golder was acquired by WSP.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
15	Cleanaway Waste Management	Exact match	Melbourne, AustraliaHQ recorded Oct 22, 2026	5,001-10,000	3,146 contacts →
	Exact match “Cleanaway Waste Management Limited is Australia’s largest, publicly listed waste management company.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
16	Paprec	Exact match	Paris, FranceHQ recorded Oct 22, 2026	10001+	2,734 contacts →
	Exact match “Recycler, c'est transformer un déchet en matières premières, donner une seconde vie à ce qu'on aurait eu tendance, hier, à considérer comme définitivement inutile.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
17	RE Sustainability Limited	Exact match	Hyderabad, IndiaHQ recorded Oct 22, 2026	10001+	2,584 contacts →
	Exact match “Re is one of Asia’s leading integrated resource management and sustainability solutions companies, turning environmental challenges into sustainable value.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
18	Brown And Caldwell	Exact match	Walnut Creek, CA, United StatesHQ recorded Oct 22, 2026	1,001-5,000	2,510 contacts →
	Exact match “Headquartered in Walnut Creek, Calif, Brown and Caldwell is an employee-owned firm with 2,100+ professionals serving clients locally and globally from 52 locations.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
19	Civil & Environmental Consultants, INC	Exact match	Moon Township, PA, United StatesHQ recorded Oct 22, 2026	1,001-5,000	2,204 contacts →
	Exact match “Civil & Environmental Consultants, Inc.(CEC) provides comprehensive market-oriented consulting services that advance the strategic business objectives of its clients.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
20	Carollo Engineers	Exact match	Walnut Creek, CA, United StatesHQ recorded Oct 22, 2026	1,001-5,000	1,811 contacts →
	Exact match “For more than 90 years, Carollo Engineers has been dedicated exclusively to water and wastewater solutions.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
21	Waste PRO USA	Exact match	Longwood, United StatesHQ recorded Oct 22, 2026	1,001-5,000	1,684 contacts →
	Exact match “Waste Pro USA, Inc.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
22	Weston Solutions, INC	Exact match	West Chester, PA, United StatesHQ recorded Oct 22, 2026	1,001-5,000	1,525 contacts →
	Exact match “Weston Solutions, Inc.(Weston) is a 100% employee-owned environmental and infrastructure services firm committed to safety and providing measurable client value.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
23	Averda	Exact match	Dubai, United Arab EmiratesHQ recorded Oct 22, 2026	10001+	1,449 contacts →
	Exact match “For over 35 years, we have delivered integrated waste management services across multiple regions.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
24	Rumpke Waste & Recycling	Exact match	Cincinnati, OH, United StatesHQ recorded Oct 22, 2026	1,001-5,000	1,420 contacts →
	Exact match “Rumpke Waste and Recycling has been committed to keeping neighborhoods and businesses clean and green since 1932 by providing environmentally friendly waste disposal and recycling…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
25	US Ecology Inc., A Republic Services Company	Exact match	Boise, ID, United StatesHQ recorded Oct 22, 2026	1,001-5,000	1,353 contacts →
	Exact match “US Ecology is a Republic Services company.” Recorded in the RevenueBase company graph · Oct 22, 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 “waste management engineering firms”. 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 25 of 18,831 waste management engineering firms worldwide

See the full list, filter by size, metro and specialty, and access 148,211 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Waste management engineering firms worldwide at a glance

As of Oct 22, 2026

28.9%Verified-email coverage

27.2Average contacts per company

11-50Median size (employees)

1.0%Largest-city concentration · Sao Paulo

Oct 22, 2026Page data refreshed

Companies by employee count

1-10

7,435

11-50

6,636

51-200

2,959

201-500

902

501-1,000

323

1,001-5,000

286

5,001-10,000

10001+

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 waste management engineering firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “waste management engineering firms” 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 148,211 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 22, 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.

Waste management engineering firms by location

74 lists · largest first

Every Waste management engineering firms 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 “waste management engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many waste management engineering firms are there worldwide?

RevenueBase identified 18,831 company matches for waste management engineering firms worldwide 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?

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

Which country has the most waste management engineering firms?

The United States leads with 3,207 companies, followed by Brazil (1,571) and Italy (1,147). Every waste management engineering firms list by country and city is linked on this page.

Which city has the most waste management engineering firms?

Sao Paulo leads with 194 company records, followed by Houston (96) and London (76).

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 148,211 professional contacts with verified work emails tracked across these 18,831 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 22, 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.