Company lists · Data refreshed September 2026

Top 25 Human factors consulting firms based in the United States

Name: Human factors consulting firms based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 1,322 companies tracked

RevenueBase identified 1,322 company matches for human factors consulting firms associated with the United States as of September 2026 and tracks 8,091 professional contacts across them, including 2,768 with verified work emails. New York is the largest hub.

This list covers company matches for human factors consulting firms associated with the 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 28, 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 28, 2026 How this list was built

1,322Companies

8,091Contacts tracked

2,768Verified emails

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The 25 largest human factors consulting firms based in the United States

Ranked by team size

Top 25 of 1,322 company matches for human factors consulting firms based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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	Briotix Health	Exact match	Centennial, CO, United StatesHQ recorded Sep 28, 2026	201-500	435 contacts →
	Exact match “At Briotix Health, we build relationships with you and your workforce to deliver meaningful results in employee health.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	Teague	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	201-500	235 contacts →
	Exact match “Teague is an independent design consultancy that combines technology expertise with a deep understanding of human behavior to design what’s next for companies in automotive…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Blink UX	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	51-200	208 contacts →
	Exact match “Blink UX is a product design consulting firm that partners with ambitious companies to turn insight into action-creating breakthrough products and experiences through strategy…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Human Factors International HFI	Exact match	Fairfield, IA, United StatesHQ recorded Sep 28, 2026	201-500	199 contacts →
	Exact match “Welcome to Human Factors International, leaders of experience-led business transformations.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Resource Employment Solutions	Exact match	Orlando, FL, United StatesHQ recorded Sep 28, 2026	10001+	184 contacts →
	Exact match “At Resource Employment Solutions, our value proposition lies in our ability to closely monitor industry trends, including recessions, robotics, technology, AI, virtual solutions…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Softway	Exact match	Houston, TX, United StatesHQ recorded Sep 28, 2026	51-200	176 contacts →
	Exact match “Softway is a People-First Consulting firm for AI Transformation” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	Nielsen Norman Group	Exact match	Silicon Valley, CA, United StatesHQ recorded Sep 28, 2026	n/a	170 contacts →
	Exact match “Evidence-Based User Experience (UX) Research, Training, and Consulting: Nielsen Norman Group is headquartered in Silicon Valley, with members in 17 additional locations throughout…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Bluehawk Consulting NOW TSG	Exact match	Kirkland, WA, United StatesHQ recorded Sep 28, 2026	201-500	118 contacts →
	Exact match “Bluehawk was founded on a simple proposition: attract top talent, listen closely to customer needs, and deliver exceptional results.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	Sandalwood Engineering & Ergonomics	Exact match	Livonia, MI, United StatesHQ recorded Sep 28, 2026	51-200	107 contacts →
	Exact match “Sandalwood is an engineering and ergonomics consulting firm.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	Bold Insight	Exact match	Downers Grove, IL, United StatesHQ recorded Sep 28, 2026	51-200	94 contacts →
	Exact match “Bold Insight: Empowering exceptional experiences We're creative, flexible, and research-minded.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Ramp Technology Group	Exact match	Bellevue, WA, United StatesHQ recorded Sep 28, 2026	201-500	92 contacts →
	Exact match “The Ramp Group provides solutions that incorporate a user-centered design approach into a holistic product development process.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	IT Cadre	Exact match	Ashburn, VA, United StatesHQ recorded Sep 28, 2026	51-200	86 contacts →
	Exact match “IT Cadre helps the nation's most important organizations achieve success.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Mile TWO	Exact match	Dayton, OH, United StatesHQ recorded Sep 28, 2026	51-200	85 contacts →
	Exact match “Mile Two is an applied innovation company that utilizes expertise in human performance, user experience design, and cognitive systems engineering to develop user-centric software…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Alton Aviation Consultancy	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	51-200	85 contacts →
	Exact match “Alton Aviation Consultancy has significant experience delivering large, complex consulting engagements for clients in aviation and aerospace.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Strategy Consulting Team, LLC	Exact match	Fairfax, VA, United StatesHQ recorded Sep 28, 2026	51-200	74 contacts →
	Exact match “SCT is dedicated to making a positive impact to organizations and their leaders through providing innovative and enduring solutions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Explico	Exact match	Novi, IL, United StatesHQ recorded Sep 28, 2026	51-200	73 contacts →
	Exact match “Explico is a fast-growing firm that delivers premium scientific and engineering services in areas such as accident reconstruction, biomechanics, human factors, data analytics, and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Intelligaia	Exact match	Cary, NC, United StatesHQ recorded Sep 28, 2026	51-200	72 contacts →
	Exact match “Bring your product's goodness to life; with UX team that works and converts.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	RE Build Answer Engineering	Exact match	Englewood, CO, United StatesHQ recorded Sep 28, 2026	11-50	71 contacts →
	Exact match “Answer Engineering is an aviation & aerospace engineering consulting firm.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Pacific Science & Engineering Group, INC	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	51-200	67 contacts →
	Exact match “Pacific Science & Engineering Group is a small business headquartered in San Diego, California.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	RCI	Exact match	Chattanooga, TN, United StatesHQ recorded Sep 28, 2026	n/a	64 contacts →
	Exact match “We are a results-driven consulting firm focused on maximizing value and ROI.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Newbury Partners	Exact match	Frisco, TX, United StatesHQ recorded Sep 28, 2026	51-200	61 contacts →
	Exact match “Newbury Partners brings years of experience as technology advisors to the Staffing Industry.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	HR Collaborative	Exact match	Grand Rapids, MI, United StatesHQ recorded Sep 28, 2026	11-50	59 contacts →
	Exact match “HR Collaborative helps organizations grow through their people.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Lokion	Exact match	Memphis, TN, United StatesHQ recorded Sep 28, 2026	51-200	56 contacts →
	Exact match “Founded in Lokion is an interactive firm based in Memphis, TN.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Monterey Technologies, INC	Exact match	Park City, UT, United StatesHQ recorded Sep 28, 2026	11-50	55 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 · Sep 28, 2026 · View company records in RevenueBase
25	Human Solutions Inc., A Division Of Oasis	Exact match	Washington, DC, United StatesHQ recorded Sep 28, 2026	1,001-5,000	53 contacts →
	Exact match “Human Solutions Inc, a Division of Oasis Systems LLC, is a leading technical services company providing full life-cycle strategic consulting in systems engineering, enterprise…” Recorded in the RevenueBase company graph · Sep 28, 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 “human factors consulting 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 1,322 human factors consulting firms based in the United States

See the full list, filter by size, metro and specialty, and access 2,768 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Human factors consulting firms based in the United States at a glance

As of Sep 28, 2026

34.2%Verified-email coverage

6.1Average contacts per company

1-10Median size (employees)

4.3%Largest-city concentration · New York

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

1,076

11-50

198

51-200

201-500

501-1,000

1,001-5,000

10001+

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 1,322 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 the United States whose business descriptions match “human factors consulting 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. 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 2,768 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 28, 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 consulting firms by metro

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 consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many human factors consulting firms are there based in the United States?

RevenueBase identified 1,322 company matches for human factors consulting firms associated with the 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?

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

Which city has the most human factors consulting firms?

New York leads with 57 company records, followed by Chicago (41) and Atlanta (34).

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 2,768 professional contacts with verified work emails tracked across these 1,322 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 28, 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.