Company lists · Data refreshed November 2026

Top 25 Propulsion systems consultants based in the United States

RevenueBase identified 373 company matches for propulsion systems consultants associated with the United States as of November 2026 and tracks 7,028 professional contacts across them, including 1,963 with verified work emails. Seattle is the largest hub.

This list covers company matches for propulsion systems consultants 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 November 6, 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 Nov 6, 2026 How this list was built
373Companies
7,028Contacts tracked
1,963Verified emails
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The 25 largest propulsion systems consultants based in the United States

Ranked by team size
Top 25 of 373 company matches for propulsion systems consultants based in the United States, 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 matchHouston, TX, United StatesHQ recorded Nov 6, 2026501-1,000503 contacts →

Exact match

“Bastion Technologies is a multi-disciplined engineering and technical services company headquartered in Houston, Texas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHuntsville, AR, United StatesHQ recorded Nov 6, 2026501-1,000439 contacts →

Exact match

“INTUITIVE® is a professional engineering and systems integration firm delivering rapid, missionfocused solutions for defense, government, and commercial customers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchArlington, VA, United StatesHQ recorded Nov 6, 2026201-500401 contacts →

Exact match

“Leidos Gibbs & Cox is an engineering and design firm specializing naval architecture, marine engineering, and consulting engineering.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchFremont, OH, United StatesHQ recorded Nov 6, 2026501-1,000377 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLong Beach, CA, United StatesHQ recorded Nov 6, 20261,001-5,000323 contacts →

Exact match

“What We Do Engineering Services: We provide Boeing and OEMs expertise through the entire engineering lifecycle: from initial design, to aftermarket engineering changes, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchWestlake, TX, United StatesHQ recorded Nov 6, 202651-200317 contacts →

Exact match

“Oliver Wyman Vector offers top-tier technical consulting and services to the aviation, aerospace, defense, and rail sectors worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchChesapeake, VA, United StatesHQ recorded Nov 6, 2026501-1,000306 contacts →

Exact match

“Our Vision To be a leader in providing exceptional and quality aviation and maritime support, teaming with industry partners to provide global support on an enterprise scale with…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchLos Altos, CO, United StatesHQ recorded Nov 6, 2026201-500271 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchRocky Hill, CT, United StatesHQ recorded Nov 6, 2026201-500235 contacts →

Exact match

“Complete engineering services (design, analysis, project management, and aftermarket engineering) for the gas turbine industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchPalm Beach Gardens, CA, United StatesHQ recorded Nov 6, 2026201-500215 contacts →

Exact match

“Agilis is a proven engineering team relentlessly dedicated to advancing gas turbine engine performance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchHuntsville, AL, United StatesHQ recorded Nov 6, 202651-200174 contacts →

Exact match

“Located in Huntsville, Alabama, Tec-Masters, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchHoughton, MI, United StatesHQ recorded Nov 6, 202651-200130 contacts →

Exact match

“Commercial and military manufacturers turn to our dedicated multi-disciplined team for high-end mechanical and electrical engineering for innovative turnkey solutions along with…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchBoston, FL, United StatesHQ recorded Nov 6, 202651-200121 contacts →

Exact match

“MSCorp is a privately held Small Business specializing in marine engineering, design, logistical, planning & maintenance support, and computer oriented support to the United…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-200113 contacts →

Exact match

“JRC Integrated Systems is a systems engineering consulting firm that provides scientific, engineering, and technical expertise to solve complex problems for the Department of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSeattle, RI, United StatesHQ recorded Nov 6, 202651-200112 contacts →

Exact match

“Glosten is a full-service naval architecture and marine engineering consultancy with over 65 years of experience successfully taking on one-of-a-kind marine projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchChantilly, VA, United StatesHQ recorded Nov 6, 202651-200103 contacts →

Exact match

“Technical Services Provider Service Areas:* Systems Engineering & Project Management Services * Marine Engineering & Operational Support Services * Custom Software * Advanced…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact 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
18Exact 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
19Exact matchCincinnati, OH, United StatesHQ recorded Nov 6, 202651-20065 contacts →

Exact match

“Essig Research is a leading provider of high-tech engineering and manufacturing services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSeattle, WA, United StatesHQ recorded Nov 6, 202651-20057 contacts →

Exact match

“TLG Aerospace, LLC (TLG) is an aerospace engineering services company dedicated to providing customers with reliable, efficient design, analysis, and certification for new and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchChantilly, VA, United StatesHQ recorded Nov 6, 202651-20056 contacts →

Exact match

“Applied Intelligence.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchChantilly, VA, United StatesHQ recorded Nov 6, 202651-20055 contacts →

Exact match

“Space Systems Integration (SSI) is an engineering services company that supports government customers in the areas of aircraft and space systems design, acquisition, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchWhippany, NY, United StatesHQ recorded Nov 6, 202611-5051 contacts →

Exact match

“MSI performs consulting and R&D, as well as provides design, analysis and testing services for organizations throughout the US and overseas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchIrvine, CA, United StatesHQ recorded Nov 6, 202611-5042 contacts →

Exact match

“Hummingbird Aero LLC is a premier global engineering consulting and services provider focused in aircraft flight controls, actuation, hydraulic systems, avionics and software.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchColorado Springs, CO, United StatesHQ recorded Nov 6, 202611-5039 contacts →

Exact match

“Cogitic is a Colorado based engineering, advanced manufacturing and technical services company, specializing in complex/critical projects.”

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

Showing 25 of 373 propulsion systems consultants based in the United States

See the full list, filter by size, metro and specialty, and access 1,963 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Propulsion systems consultants based in the United States at a glance

As of Nov 6, 2026
27.9%Verified-email coverage
18.8Average contacts per company
1-10Median size (employees)
2.9%Largest-city concentration · Seattle
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
242
11-50
79
51-200
33
201-500
12
501-1,000
4
1,001-5,000
2

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 373 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 “propulsion systems consultants” 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 1,963 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.

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 “propulsion systems consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many propulsion systems consultants are there based in the United States?

RevenueBase identified 373 company matches for propulsion systems consultants associated with the United States 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?

Bastion Technologies, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most propulsion systems consultants?

Seattle leads with 11 company records, followed by Huntsville (9) and Houston (8).

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 1,963 professional contacts with verified work emails tracked across these 373 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.

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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.