Company lists · Data refreshed September 2026

Top 25 Aerospace prototype services based in the United States

RevenueBase identified 817 aerospace prototype services headquartered in the United States as of September 2026 and tracks 81,193 professional contacts across them, including 6,337 with verified work emails. Huntsville is the largest hub.

This list covers aerospace prototype services 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 30, 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 30, 2026 86% judged on-target in blind review
817Companies
81,193Contacts tracked
6,337Verified emails
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The 25 largest aerospace prototype services based in the United States

Ranked by team size
Top 25 of 817 aerospace prototype services based in the United States, ranked by team size, largest first. Data refreshed Sep 30, 2026. RevenueBase Smart Search rates how each company's information relates to aerospace prototype services: 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceEast Hartford, CT, United StatesHQ checked Sep 30, 202610001+27,506 contacts →

Indirect evidence

“Pratt & Whitney, an RTX business, is a global leader in propulsion systems, powering the most advanced aircraft in the world, and we are shaping the future of aviation.”

Source: RevenueBase Database · checked Sep 30, 2026
2Partial evidence3801 S Oliver St, KS, United StatesHQ checked Sep 30, 202610001+11,598 contacts →

Partial evidence

“Inventing, designing and building what’s best in aerospace.”

Source: RevenueBase Database · checked Sep 30, 2026
3Partial evidenceCharlotte, NC, United StatesHQ checked Sep 30, 202610001+4,452 contacts →

Partial evidence

“Every second, a plane takes off with UTC Aerospace Systems equipment onboard.”

Source: RevenueBase Database · checked Sep 30, 2026
4Indirect evidenceDulles, VA, United StatesHQ checked Sep 30, 202610001+3,399 contacts →

Indirect evidence

“Orbital ATK is built on the strong heritage of two great companies, Orbital Sciences Corporation and ATK, with a history of collaboration providing reliable, affordable and…”

Source: RevenueBase Database · checked Sep 30, 2026
5Indirect evidenceDenver, CO, United StatesHQ checked Sep 30, 20265,001-10,0003,310 contacts →

Indirect evidence

“TRIUMPH designs, engineers, manufactures, repairs and overhauls a broad portfolio of aviation and industrial components, accessories, subassemblies, systems.”

Source: RevenueBase Database · checked Sep 30, 2026
6Indirect evidenceCosta Mesa, CA, United StatesHQ checked Sep 30, 20261,001-5,0001,452 contacts →

Indirect evidence

“Founded in 1849, Ducommun is the oldest company in California.”

Source: RevenueBase Database · checked Sep 30, 2026
7Indirect evidenceTulsa, OK, United StatesHQ checked Sep 30, 20261,001-5,0001,413 contacts →

Indirect evidence

“Headquartered in Tulsa and employing 2,500 people across multiple, strategically-located operations and customer support facilities around the world, NORDAM is one of the largest…”

Source: RevenueBase Database · checked Sep 30, 2026
8Indirect evidenceDulles, VA, United StatesHQ checked Sep 30, 20261,001-5,0001,054 contacts →

Indirect evidence

“Orbital Sciences is now Orbital ATK!”

Source: RevenueBase Database · checked Sep 30, 2026
9Indirect evidenceSedro-woolley, WA, United StatesHQ checked Sep 30, 20261,001-5,000914 contacts →

Indirect evidence

“Janicki is a privately-owned engineering and manufacturing company with locations in Washington and Utah.”

Source: RevenueBase Database · checked Sep 30, 2026
10Partial evidenceJacksonville, OH, United StatesHQ checked Sep 30, 20261,001-5,000599 contacts →

Partial evidence

“Unison, a GE Aerospace company, is the leading global supplier of complex gas turbine engine components and electrical & mechanical systems.”

Source: RevenueBase Database · checked Sep 30, 2026
11Partial evidenceHouston, TX, United StatesHQ checked Sep 30, 2026501-1,000581 contacts →

Partial evidence

“Barrios Technology is an award-winning, woman-owned and operated small aerospace business.”

Source: RevenueBase Database · checked Sep 30, 2026
12Partial evidenceIrvine, CA, United StatesHQ checked Sep 30, 202610001+566 contacts →

Partial evidence

“Exotic Metals Forming is a division of Parker Aerospace and a leader in state-of-the-art, high-temperature, high-strength sheet metal designs and fabrications for the aerospace…”

Source: RevenueBase Database · checked Sep 30, 2026
13Indirect evidenceFremont, CA, United StatesHQ checked Sep 30, 2026201-500552 contacts →

Indirect evidence

“FM Industries, Inc.”

Source: RevenueBase Database · checked Sep 30, 2026
14Partial evidenceBarrington, NH, United StatesHQ checked Sep 30, 2026501-1,000497 contacts →

Partial evidence

“TURBOCAM is a recognized leader in turbomachinery with over 150 five-axis milling machines producing prototype and production parts in 4 countries.”

Source: RevenueBase Database · checked Sep 30, 2026
15Indirect evidenceHuntsville, AL, United StatesHQ checked Sep 30, 2026501-1,000422 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 30, 2026
16Indirect evidenceCincinnati, OH, United StatesHQ checked Sep 30, 2026201-500400 contacts →

Indirect evidence

“At Quest Defense Systems and Solutions, we don’t just build technology, we engineer the future.”

Source: RevenueBase Database · checked Sep 30, 2026
17Indirect evidenceLos Alamitos, CA, United StatesHQ checked Sep 30, 2026501-1,000396 contacts →

Indirect evidence

“Engineering Innovation Manufacturing Excellence We Fly with the Fastest … With 80+ years of experience and reliability, our products are aboard virtually every major commercial…”

Source: RevenueBase Database · checked Sep 30, 2026
18Indirect evidenceMooresville, NC, United StatesHQ checked Sep 30, 2026201-500360 contacts →

Indirect evidence

“Corvid Technologies - The Evolution of Innovation Starts Here.”

Source: RevenueBase Database · checked Sep 30, 2026
19Partial evidenceBuffalo, NY, United StatesHQ checked Sep 30, 2026501-1,000356 contacts →

Partial evidence

“Calspan is an industry-leading research and testing partner to the great innovators of the aerospace and automotive industry.”

Source: RevenueBase Database · checked Sep 30, 2026
20Partial evidenceLake Forest, CA, United StatesHQ checked Sep 30, 2026501-1,000347 contacts →

Partial evidence

“Applied Composites is a leading provider of complex composite components, assemblies, engineering, and tooling to the aerospace, defense, and space systems markets.”

Source: RevenueBase Database · checked Sep 30, 2026
21Partial evidencePeabody, MA, United StatesHQ checked Sep 30, 2026201-500337 contacts →

Partial evidence

“Sumaria specializes in advanced aerospace and defense technologies that enhance the capabilities of the warfighter.”

Source: RevenueBase Database · checked Sep 30, 2026
22Indirect evidenceFremont, OH, United StatesHQ checked Sep 30, 2026501-1,000331 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 30, 2026
23Indirect evidenceBurbank, CA, United StatesHQ checked Sep 30, 2026501-1,000311 contacts →

Indirect evidence

“What began as a small 3,700 sq.”

Source: RevenueBase Database · checked Sep 30, 2026
24Indirect evidenceClackamas, OR, United StatesHQ checked Sep 30, 2026201-500275 contacts →

Indirect evidence

“Astronics PECO Inc.”

Source: RevenueBase Database · checked Sep 30, 2026
25Partial evidenceLos Altos, CA, United StatesHQ checked Sep 30, 2026201-500261 contacts →

Partial evidence

“Stellar Solutions is an engineering services company providing end-to-end technical expertise and problem solving skills to significant national and international aerospace…”

Source: RevenueBase Database · checked Sep 30, 2026

Showing 25 of 817 aerospace prototype services based in the United States

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Aerospace prototype services based in the United States at a glance

As of Sep 30, 2026
7.8%Verified-email coverage
99.4Average contacts per company
11-50Median size (employees)
2.6%Largest-city concentration · Huntsville
Sep 30, 2026Page data refreshed

Companies by employee count

1-10
302
11-50
273
51-200
152
201-500
47
501-1,000
21
1,001-5,000
15
5,001-10,000
1
10001+
6

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 817 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 prototype services, 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 prototype services”. 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 prototype services), 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 prototype services, 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, 6,337 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 30, 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 prototype services, 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 prototype services are there based in the United States?

RevenueBase identified 817 aerospace prototype services 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?

Pratt & Whitney, headquartered in East Hartford, tops this list with the largest team on record.

Which city has the most aerospace prototype services?

Huntsville leads with 21 headquartered companies, followed by Seattle (12) and Wichita (12).

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 6,337 verified decision-maker contacts tracked across these 817 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 30, 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.