Company lists · Data refreshed September 2026
Top 25 Noise impact assessment companies worldwide
RevenueBase identified 649 noise impact assessment companies worldwide as of September 2026 and tracks 3,640 professional contacts across them, including 1,104 with verified work emails. The United Kingdom is the largest market and London the largest hub.
This list covers noise impact assessment companies worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 20, 2026. Country and city lists for noise impact assessment companies follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest noise impact assessment companies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 137 contacts → | ||||
Indirect evidence “CPEA - Consultoria Paulista de Estudos Ambientais is a limited liability company, founded on October 15th, with headquarter in the city of São Paulo.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 2 | 77 contacts → | ||||
Indirect evidence “SRL Technical Serviced Ltd is a leading independent environmental engineering consultancy.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 3 | 69 contacts → | ||||
Indirect evidence “ENVIRO ANALYSTS & ENGINEERS PVT.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 4 | 68 contacts → | ||||
Partial evidence “HMMH is an international leader in environmental noise and vibration control, air quality analysis, airport and airspace planning, and climate and energy solutions.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 5 | 47 contacts → | ||||
Indirect evidence “Established in 1993, Air Quality Consultants has a strong and proven track record in providing independent air quality services to private and public sector clients, both within…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 6 | 43 contacts → | ||||
Partial evidence “Renzo Tonin & Associates (RTA) is a firm of consulting engineers specialising in the fields of acoustics, noise, vibration and structural dynamics.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 7 | 42 contacts → | ||||
Partial evidence “TSI is a Spanish enterprise established in 1983, leading in Noise & Vibration Engineering Solutions for: Power Generation (Nuclear, Thermal, Hydraulic, Wind), Marine, Industry…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 8 | 41 contacts → | ||||
Partial evidence “Acoustic Logic Consultancy was formed in 1994 based on a dedication to high quality practical consulting services in the field of noise and vibration engineering.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 9 | 39 contacts → | ||||
Partial evidence “Cirrus Research is dedicated to the prevention and eradication of noise-induced hearing loss and environmental noise pollution.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 10 | 38 contacts → | ||||
Partial evidence “For over 50 years, we have worked in and explored the world of noise, vibration and air quality.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 11 | 38 contacts → | ||||
Indirect evidence “Fundada em 1º de setembro de 1983, a DBO ENGENHARIA desenvolve, desde então, projetos na área ambiental, prestando serviços de qualidade para indústrias, mineradoras, usinas de…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 12 | 33 contacts → | ||||
Indirect evidence “Assured Environmental (AE) is a team of experienced and trusted professionals focused on delivering high quality, responsive and practical environmental monitoring and consulting…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 13 | 30 contacts → | ||||
Indirect evidence “Metron Miljökonsult är expert på vibrationer, akustik och övrig omgivningspåverkan.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 14 | 26 contacts → | ||||
Strong evidence “Noise Consultants Ltd provides independent expert advice and assessments covering all aspects of environmental noise and vibration.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 15 | 25 contacts → | ||||
Indirect evidence “Visit Cass Allen is a specialist environmental consultancy focused on Acoustics, Air Quality and Construction Monitoring within the development, construction and infrastructure…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 16 | 24 contacts → | ||||
Partial evidence “PRIDE IN BUILDING YOUR SUCCESS QUIETLY Our goal at Absolute Noise Control (ANC) is to surpass your expectations with a full service line of Noise Mitigation, Consulting Services…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 17 | 24 contacts → | ||||
Indirect evidence “IBERACUSTICA is a company with international level.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 18 | 22 contacts → | ||||
Indirect evidence “Notre groupe d’ingénierie acoustique de 5,5 Millions d’Euros intervient en milieu industriel et tertiaire tant en France qu’à l’étranger (Amériques, Asie, Europe).” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 19 | 21 contacts → | ||||
Indirect evidence “MD Acoustics, LLC provides a wide array of acoustical/air quality consulting and design engineering services.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 20 | 21 contacts → | ||||
Indirect evidence “Quantum Acoustics Limited comprises a team of highly experienced consulting engineers with an extensive range of skills in all aspects of acoustics.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 21 | 21 contacts → | ||||
Indirect evidence “Owned by Envirosuite, Odotech is an environmental technology company specializing in the monitoring and management of odours, gaseous contaminants and dust.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 22 | 20 contacts → | ||||
Indirect evidence “SIM Engineering est un bureau d’études acoustiques et vibratoires intervenant dans de nombreux secteurs tels que l’industrie, les énergies, le bâtiment, l’architecture…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 23 | 19 contacts → | ||||
Strong evidence “RCH Group (RCH) was founded in 2004 and is a California‐based consulting firm that provides environmental planning, environmental impact assessment, resource management, land…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 24 | 18 contacts → | ||||
Indirect evidence “Founded in Urban Crossroads, Inc.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 25 | 18 contacts → | ||||
Partial evidence “As PechoM, we carry out our noise control activities in many fields and products such as automotive, transportation, energy, defense industry sectors, production lines…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: noise impact assessment companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names noise impact assessment companies.
- Partial evidence
- Its own public description names part of noise impact assessment companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name noise impact assessment companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 649 noise impact assessment companies worldwide
See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 1,104 reachable decision-makers.
Free signup · no credit card
Noise impact assessment companies worldwide at a glance
As of Sep 20, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among noise impact assessment companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for noise impact assessment companies are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “noise impact assessment companies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names noise impact assessment companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among noise impact assessment companies, and records with no verified work email.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 1,104 across the full list. 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 20, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Noise impact assessment companies by location
11 lists · largest firstEvery Noise impact assessment companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Noise impact assessment companies based in the United Kingdom108
- Noise impact assessment companies based in Spain54
- Noise impact assessment companies based in the United States49
- Noise impact assessment companies based in Australia41
- Noise impact assessment companies based in Germany32
- Noise impact assessment companies based in Italy31
- Noise impact assessment companies based in France29
- Noise impact assessment companies based in Brazil27
- Noise impact assessment companies based in Canada27
- Noise impact assessment companies based in Chile26
- Noise impact assessment companies based in the Netherlands25
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names noise impact assessment companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many noise impact assessment companies are there worldwide?
RevenueBase identified 649 noise impact assessment companies worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
CPEA, headquartered in Sao Paulo, tops this list with the largest team on record.
Which country has the most noise impact assessment companies?
The United Kingdom leads with 108 companies, followed by Spain (54) and the United States (49). Every noise impact assessment companies list by country and city is linked on this page.
Which city has the most noise impact assessment companies?
London leads with 12 headquartered companies, followed by Bristol (7) and Madrid (7).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,104 verified decision-maker contacts tracked across these 649 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 2026.
Ready to reach these companies? Verified emails and direct dials for all 649 noise impact assessment companies worldwide. Start with a free account, no credit card.
Download this list →Related lists
Browse the directory
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 Smart Search, 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.