Company lists · Data refreshed September 2026
Top 25 Aerospace regulatory consulting firms based in the United States
RevenueBase identified 671 aerospace regulatory consulting firms headquartered in the United States as of September 2026 and tracks 6,552 professional contacts across them, including 1,940 with verified work emails. Washington is the largest hub.
This list covers aerospace regulatory consulting firms headquartered in the United States, 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 27, 2026.
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 aerospace regulatory consulting firms based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 422 contacts → | ||||
Indirect evidence “INTUITIVE® is a professional engineering and systems integration firm delivering rapid, missionfocused solutions for defense, government, and commercial customers.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 390 contacts → | ||||
Indirect evidence “Headquartered in Poway, CA, PKL Services, Inc.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 307 contacts → | ||||
Indirect evidence “What We Do Engineering Services: We provide Boeing and OEMs expertise through the entire engineering lifecycle: from initial design, to aftermarket engineering changes, and…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 303 contacts → | ||||
Indirect evidence “Optimize and modernize depot planning and scheduling to improve utilization, throughput and readiness now and in the future.#FutureReadinessToday” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 294 contacts → | ||||
Strong evidence “Oliver Wyman Vector offers top-tier technical consulting and services to the aviation, aerospace, defense, and rail sectors worldwide.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 216 contacts → | ||||
Indirect evidence “CSSI, LLC.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 179 contacts → | ||||
Partial evidence “At Aviation Training Consulting, we know that trust is earned, not given.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 110 contacts → | ||||
Indirect evidence “For over 40 years, AvtechTyee has been the leader in the design, development, and manufacture of electronic systems and the unique swaging, forming, machining, and assembly of…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 85 contacts → | ||||
Strong evidence “Alton Aviation Consultancy has significant experience delivering large, complex consulting engagements for clients in aviation and aerospace.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 10 | 80 contacts → | ||||
Partial evidence “L2 Aviation is a global avionics design, engineering, consulting, certification, and installation services company supporting a variety of modification and certification projects…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 74 contacts → | ||||
Partial evidence “Knight Aerospace, located in San Antonio, Texas, is a design, manufacturing, and modification center dedicated to providing competitive and functional products and reliable…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 12 | 71 contacts → | ||||
Strong evidence “Answer Engineering is an aviation & aerospace engineering consulting firm.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 13 | 66 contacts → | ||||
Partial evidence “Innovation for the Next Generation of Aerospace" Bye Aerospace, Inc.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 14 | 64 contacts → | ||||
Partial evidence “The Structures Company is a premier aerospace and defense staffing agency with nationwide reach.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 15 | 57 contacts → | ||||
Partial evidence “TLG Aerospace, LLC (TLG) is an aerospace engineering services company dedicated to providing customers with reliable, efficient design, analysis, and certification for new and…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 16 | 56 contacts → | ||||
Indirect evidence “GRA, Incorporated - Independent consultants to global air transportation stakeholders, leveraging proprietary analytical tools and experienced practitioners.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 17 | 53 contacts → | ||||
Partial evidence “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…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 18 | 51 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 19 | 51 contacts → | ||||
Indirect evidence “From brilliant minds comes innovation, and this is where the STS Engineering Solutions team excels.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 20 | 50 contacts → | ||||
Indirect evidence “With vast management experience, Silver Wings can provide competent, reliable service in the following areas: Trading: We are constantly in the market buying and selling parts…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 21 | 48 contacts → | ||||
Strong evidence “The INS Companies, a group of regulatory consulting firms, consists of over 200 regulatory professionals dedicated to assisting regulators exclusively since 1987.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 22 | 46 contacts → | ||||
Partial evidence “Elexes was born to help Entrepreneurs, Medical Device, Drugs and Biologics Companies meet regulatory and quality standards, overcome regulatory hurdles, stay in compliance, and…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 23 | 44 contacts → | ||||
Partial evidence “Aerospace Quality R&D is an Aerospace engineering firm and full capability repair station in Addison, TX.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 24 | 41 contacts → | ||||
Partial evidence “Cavan Solutions is a woman-owned aviation consulting company that combines systems engineering, operational expertise, and government business acumen to realize benefits of the…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 25 | 40 contacts → | ||||
Indirect evidence “ICF SH & E, one of the world’s largest and oldest aviation consultancies, is now doing business as ICF International.” Source: RevenueBase Database · checked Sep 27, 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: aerospace regulatory consulting firms. 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 aerospace regulatory consulting firms.
- Partial evidence
- Its own public description names part of aerospace regulatory consulting firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name aerospace regulatory consulting firms. 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 671 aerospace regulatory consulting firms based in the United States
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Aerospace regulatory consulting firms based in the United States at a glance
As of Sep 27, 2026Companies by employee count
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 671 companies.
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 aerospace regulatory consulting firms, 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.
- What qualifies
- Companies headquartered in the United States whose own description of what they do matches “aerospace regulatory consulting firms”. 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 aerospace regulatory consulting firms), 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 aerospace regulatory consulting firms, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
- 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, 1,940 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 27, 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.
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 aerospace regulatory consulting firms, 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 aerospace regulatory consulting firms are there based in the United States?
RevenueBase identified 671 aerospace regulatory consulting firms headquartered in the United States 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?
Intuitive Research And Technology Corporation, headquartered in Huntsville, tops this list with the largest team on record.
Which city has the most aerospace regulatory consulting firms?
Washington leads with 18 headquartered companies, followed by Miami (13) and Seattle (13).
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 1,940 verified decision-maker contacts tracked across these 671 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 27, 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 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.
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