Company lists · Data refreshed November 2026

Top 25 Human factors engineering firms worldwide

RevenueBase identified 493 company matches for human factors engineering firms worldwide as of November 2026 and tracks 3,840 professional contacts across them, including 1,376 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for human factors 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 November 6, 2026. Country and city lists for human factors 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 Nov 6, 2026 How this list was built
493Companies
3,840Contacts tracked
1,376Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest human factors engineering firms worldwide

Ranked by team size
Top 25 of 493 company matches for human factors engineering firms 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 matchReggio Emilia, ItalyHQ recorded Nov 6, 202651-200126 contacts →

Exact match

“The interaction engineering company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchLivonia, ON, United StatesHQ recorded Nov 6, 202651-200110 contacts →

Exact match

“Sandalwood is an engineering and ergonomics professional services firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchRome, ItalyHQ recorded Nov 6, 202651-20094 contacts →

Exact match

“Deep Blue specialises in research and consulting on human-centred design and validation in transport, manufacturing, healthcare, and environment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchDowners Grove, IL, United StatesHQ recorded Nov 6, 202651-20092 contacts →

Exact match

“Bold Insight: Empowering exceptional experiences We're creative, flexible, and research-minded.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchEnglewood, CO, United StatesHQ recorded Nov 6, 202611-5079 contacts →

Exact match

“Answer Engineering is an aviation & aerospace engineering consulting firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchEnglewood, CO, United StatesHQ recorded Nov 6, 202611-5071 contacts →

Exact match

“Innovation for the Next Generation of Aerospace" Bye Aerospace, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSan Diego, CA, United StatesHQ recorded Nov 6, 202651-20067 contacts →

Exact match

“Pacific Science & Engineering Group is a small business headquartered in San Diego, California.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchHampton, VA, United StatesHQ recorded Nov 6, 202651-20054 contacts →

Exact match

“Since 1954, our team at Thompson Consulting Engineers has provided exceptional consulting engineering services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPark City, WA, United StatesHQ recorded Nov 6, 202611-5053 contacts →

Exact match

“Monterey Technologies, Inc is a user centered engineering design firm that makes your organization more efficient and effective in the areas of Human Engineering, Mission…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMilton, AustraliaHQ recorded Nov 6, 202611-5049 contacts →

Exact match

“Acmena is a consulting engineering business working in the transportation and other safety-critical systems sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchPhiladelphia, IL, United StatesHQ recorded Nov 6, 202611-5049 contacts →

Exact match

“We are a research and user-interface-design company with one mission-fitting products to people.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchUnited StatesHQ recorded Nov 6, 202651-20048 contacts →

Exact match

“The BCI-Dahlgren team primarily supports the U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSherbrooke, QC, CanadaHQ recorded Nov 6, 202651-20047 contacts →

Exact match

“Nous sommes une firme d’ingénierie multidisciplinaire misant sur l’innovation, l’excellence et la créativité, dans une approche qui inscrit l’humain au coeur de notre pratique.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchLeioa/elexalde, SpainHQ recorded Nov 6, 202651-20045 contacts →

Exact match

“Una Ingeniería más humana, tratando de mejorar nuestro mundo”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchToulouse, FranceHQ recorded Nov 6, 202611-5044 contacts →

Exact match

“ergonova est un groupe leader en ergonomie / facteur humain.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchEdinburgh, United KingdomHQ recorded Nov 6, 202611-5042 contacts →

Exact match

“Integrated Human Factors (IHF) was founded by Neil Clark in 2012 and provide skilled practitioners to implement an array of consulting, training and leading-edge software and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchToulouse, FranceHQ recorded Nov 6, 202611-5038 contacts →

Exact match

“Concepteurs et techniciens curieux de nouvelles expériences, nous apportons des réponses humaines et fonctionnelles à des projets complexes dans des domaines variés tels que…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBala Cynwyd, PA, United StatesHQ recorded Nov 6, 202611-5036 contacts →

Exact match

“Core helps companies research and develop their products and services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchNikea, GreeceHQ recorded Nov 6, 202651-20035 contacts →

Exact match

“An ISO 9001:2015, ISO 14001:2015 and 45001:2018 certified company, TECHNOR ENGINEERING was established in 1996 as a personal company by certificated engineers, and became a…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchBeaverton, OR, United StatesHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“Smith Monroe Gray Engineers, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchOviedo, SpainHQ recorded Nov 6, 202611-5033 contacts →

Exact match

“Instituto ESM de Investigación en Seguridad y Factores Humanos.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchToronto, ON, CanadaHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“Our purpose is to Advance The Human Experience.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchYokneam, IsraelHQ recorded Nov 6, 202611-5029 contacts →

Exact match

“We are a team of experienced and professional UX experts, human factors engineers and product designers specializing in user research, user experience and product design for…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchOslo, NorwayHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“BEIN represents excellence in adaptive Design and Engineering.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchMinneapolis, TX, United StatesHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“Smart Information Flow Technologies (SIFT) is a research and development consulting company specializing in Human Factors and Artificial Intelligence.”

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

Showing 25 of 493 human factors engineering firms worldwide

See the full list, filter by size, metro and specialty, and access 1,376 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Human factors engineering firms worldwide at a glance

As of Nov 6, 2026
35.8%Verified-email coverage
7.8Average contacts per company
1-10Median size (employees)
1.6%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
354
11-50
117
51-200
15
1,001-5,000
2
10001+
1

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 human factors engineering firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “human factors 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 1,376 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.

Human factors engineering firms by location

5 lists · largest first

Every Human factors engineering firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “human factors engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many human factors engineering firms are there worldwide?

RevenueBase identified 493 company matches for human factors engineering firms 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?

RE LAB S.R.L tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most human factors engineering firms?

The United States leads with 164 companies, followed by the United Kingdom (53) and France (31). Every human factors engineering firms list by country and city is linked on this page.

Which city has the most human factors engineering firms?

London leads with 8 company records, followed by Toronto (7) and Houston (6).

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 1,376 professional contacts with verified work emails tracked across these 493 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.

Ready to reach these companies? Verified emails and direct dials for all 493 human factors engineering firms worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.