Company lists · Data refreshed September 2026

Top 25 Avionics certification consulting firms based in the United States

Name: Avionics certification 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 27, 2026 492 companies tracked

RevenueBase identified 492 avionics certification consulting firms headquartered in the United States as of September 2026 and tracks 14,882 professional contacts across them, including 2,327 with verified work emails. Miami is the largest hub.

This list covers avionics certification 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 27, 2026 86% judged on-target in blind review

492Companies

14,882Contacts tracked

2,327Verified emails

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The 25 largest avionics certification consulting firms based in the United States

Ranked by team size

Top 25 of 492 avionics certification consulting firms based in the United States, ranked by team size, largest first. Data refreshed Sep 27, 2026. RevenueBase Smart Search rates how each company's information relates to avionics certification consulting firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Rockwell Collins	Indirect evidence	Cedar Rapids, IA, United StatesHQ checked Sep 27, 2026	10001+	8,720 contacts →
	Indirect evidence “Rockwell Collins is a leader in aviation and high-integrity solutions for commercial and military customers around the world.” Source: RevenueBase Database · checked Sep 27, 2026
2	Astronautics Corporation Of America	Partial evidence	Oak Creek, WI, United StatesHQ checked Sep 27, 2026	501-1,000	502 contacts →
	Partial evidence “Astronautics Corporation of America is a trusted leader in the design, development, and manufacture of secure and reliable avionics equipment and systems.” Source: RevenueBase Database · checked Sep 27, 2026
3	Robbins-Gioia, LLC	Indirect evidence	Alexandria, VA, United StatesHQ checked Sep 27, 2026	51-200	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, 2026
4	Performance Software Corporation	Indirect evidence	Phoenix, AZ, United StatesHQ checked Sep 27, 2026	201-500	290 contacts →
	Indirect evidence “Performance Software is a leading full-lifecycle systems and software development firm serving safety and mission-critical industries for nearly 30 years and successfully…” Source: RevenueBase Database · checked Sep 27, 2026
5	Robinson Aviation RVA , INC	Indirect evidence	Oklahoma City, OK, United StatesHQ checked Sep 27, 2026	501-1,000	255 contacts →
	Indirect evidence “RVA is an aviation services company specializing in air traffic control (ATC) operations; ATC communications systems engineering, installation, and maintenance; navigation and…” Source: RevenueBase Database · checked Sep 27, 2026
6	CSSI	Indirect evidence	Washington, DC, United StatesHQ checked Sep 27, 2026	51-200	216 contacts →
	Indirect evidence “CSSI, LLC.” Source: RevenueBase Database · checked Sep 27, 2026
7	Aviation Training Consulting	Partial evidence	Altus, OK, United StatesHQ checked Sep 27, 2026	51-200	179 contacts →
	Partial evidence “At Aviation Training Consulting, we know that trust is earned, not given.” Source: RevenueBase Database · checked Sep 27, 2026
8	Regulus Group	Indirect evidence	Woodstock, VA, United StatesHQ checked Sep 27, 2026	201-500	176 contacts →
	Indirect evidence “Regulus Group has been partnering with the FAA and the aviation community for 20 years to solve complex problems with creative, high-caliber, and cost-effective services.” Source: RevenueBase Database · checked Sep 27, 2026
9	Field Aerospace	Indirect evidence	Oklahoma City, OK, United StatesHQ checked Sep 27, 2026	201-500	153 contacts →
	Indirect evidence “A U.S.” Source: RevenueBase Database · checked Sep 27, 2026
10	Seatec Consulting INC	Indirect evidence	Atlanta, GA, United StatesHQ checked Sep 27, 2026	201-500	123 contacts →
	Indirect evidence “SeaTec is now Oliver Wyman Vector.” Source: RevenueBase Database · checked Sep 27, 2026
11	Professional Aircraft Accessories	Indirect evidence	Titusville, FL, United StatesHQ checked Sep 27, 2026	51-200	114 contacts →
	Indirect evidence “Located in Titusville, Fla, Professional Aircraft Accessories, a Greenwich AeroGroup Company, offers a variety of services including component repair and overhaul services on…” Source: RevenueBase Database · checked Sep 27, 2026
12	Innovative Solutions & Support	Partial evidence	Exton, PA, United StatesHQ checked Sep 27, 2026	51-200	92 contacts →
	Partial evidence “Innovative Solutions & Support, Inc has rebranded as Innovative Aerosystems, a U.S-based company specializing in the engineering, manufacturing, and supply of advanced avionic…” Source: RevenueBase Database · checked Sep 27, 2026
13	Aero Instruments & Avionics, INC	Partial evidence	Depew, NY, United StatesHQ checked Sep 27, 2026	51-200	90 contacts →
	Partial evidence “Aero Instruments & Avionics, Inc, provides testing, repair and overhaul of avionic components used in commercial, regional and military aircraft.” Source: RevenueBase Database · checked Sep 27, 2026
14	Aery Aviation, LLC	Partial evidence	Newport News, VA, United StatesHQ checked Sep 27, 2026	51-200	89 contacts →
	Partial evidence “Aery Aviation is an aircraft modification, engineering, certification, and maintenance company based in Newport News, Virginia.” Source: RevenueBase Database · checked Sep 27, 2026
15	Alton Aviation Consultancy	Partial evidence	New York, NY, United StatesHQ checked Sep 27, 2026	51-200	85 contacts →
	Partial evidence “Alton Aviation Consultancy has significant experience delivering large, complex consulting engagements for clients in aviation and aerospace.” Source: RevenueBase Database · checked Sep 27, 2026
16	Southeast Aerospace	Indirect evidence	Melbourne, FL, United StatesHQ checked Sep 27, 2026	51-200	82 contacts →
	Indirect evidence “Southeast Aerospace was created to provide higher level of service, products, and quality to the aviation industry.” Source: RevenueBase Database · checked Sep 27, 2026
17	L2 Aviation	Strong evidence	Dripping Springs, TX, United StatesHQ checked Sep 27, 2026	51-200	80 contacts →
	Strong 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, 2026
18	Tes-I	Indirect evidence	Tucson, AZ, United StatesHQ checked Sep 27, 2026	51-200	73 contacts →
	Indirect evidence “TES-i is an agile full-service engineering firm providing in-house concept, requirements, design, development, prototyping, manufacturing, testing, validation, verification, and…” Source: RevenueBase Database · checked Sep 27, 2026
19	RE Build Answer Engineering	Partial evidence	Englewood, CO, United StatesHQ checked Sep 27, 2026	11-50	71 contacts →
	Partial evidence “Answer Engineering is an aviation & aerospace engineering consulting firm.” Source: RevenueBase Database · checked Sep 27, 2026
20	BYE Aerospace, INC	Indirect evidence	Englewood, CO, United StatesHQ checked Sep 27, 2026	11-50	66 contacts →
	Indirect evidence “Innovation for the Next Generation of Aerospace" Bye Aerospace, Inc.” Source: RevenueBase Database · checked Sep 27, 2026
21	Appareo Aviation	Indirect evidence	Fargo, ND, United StatesHQ checked Sep 27, 2026	51-200	61 contacts →
	Indirect evidence “Appareo Aviation is certified by all the major aviation and manufacturing regulators, and our experienced teams of engineers and manufacturing professionals understand what it…” Source: RevenueBase Database · checked Sep 27, 2026
22	Phoenix Composite Solutions, LLC	Indirect evidence	Oscoda, MI, United StatesHQ checked Sep 27, 2026	51-200	60 contacts →
	Indirect evidence “Phoenix Composite Solutions, LLC is an FAA certified aircraft repair and overhaul facility located on the former Wurtsmith Air Force Base In Oscoda, Michigan.” Source: RevenueBase Database · checked Sep 27, 2026
23	TLG Aerospace	Partial evidence	Seattle, WA, United StatesHQ checked Sep 27, 2026	51-200	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, 2026
24	Human Solutions Inc., A Division Of Oasis	Partial evidence	Washington, DC, United StatesHQ checked Sep 27, 2026	1,001-5,000	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, 2026
25	Rogerson Kratos	Indirect evidence	Pasadena, CA, United StatesHQ checked Sep 27, 2026	51-200	53 contacts →
	Indirect evidence “Rogerson Aircraft is a unique team of agile and technologically advanced companies developing next generation products and solutions for the aviation industry.” Source: RevenueBase Database · checked Sep 27, 2026

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: avionics certification 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 avionics certification consulting firms.
Partial evidence: Its own public description names part of avionics certification consulting firms, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name avionics certification 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 492 avionics certification consulting firms based in the United States

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Avionics certification consulting firms based in the United States at a glance

As of Sep 27, 2026

15.6%Verified-email coverage

30.2Average contacts per company

1-10Median size (employees)

2.6%Largest-city concentration · Miami

Sep 27, 2026Page data refreshed

Companies by employee count

1-10

290

11-50

151

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 492 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 avionics certification 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 “avionics certification 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 avionics certification 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 avionics certification 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, 2,327 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 avionics certification 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 avionics certification consulting firms are there based in the United States?

RevenueBase identified 492 avionics certification 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?

Rockwell Collins, headquartered in Cedar Rapids, tops this list with the largest team on record.

Which city has the most avionics certification consulting firms?

Miami leads with 13 headquartered companies, followed by Fort Lauderdale (9) and Dallas (8).

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 2,327 verified decision-maker contacts tracked across these 492 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.