Company lists · Data refreshed September 2026
Top 25 Flight line maintenance companies based in the United States
RevenueBase identified 497 flight line maintenance companies headquartered in the United States as of September 2026 and tracks 38,114 professional contacts across them, including 10,417 with verified work emails. Miami is the largest hub.
This list covers flight line maintenance companies 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 20, 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 flight line maintenance companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 3,331 contacts → | ||||
Indirect evidence “From arrival to departure, Unifi provides an unmatched scope of aviation services.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 2 | 3,257 contacts → | ||||
Indirect evidence “Signature Aviation is the world’s preeminent aviation hospitality company, offering exceptional experiences and essential support services to business and private aviation guests.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 3 | 3,190 contacts → | ||||
Indirect evidence “AGI is one of the fastest growing, US-owned, ground handling companies in North America, providing ground, cargo, mail handling, and security services.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 4 | 2,436 contacts → | ||||
Indirect evidence “G2 Secure Staff, LLC is a preferred provider of aviation support services to all major airlines in the United States.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 5 | 2,270 contacts → | ||||
Indirect evidence “Founded in 1966 on the premise of delivering exemplary customer service to and on behalf of commercial airlines, Prospect Airport Services has emerged as a leader in the aviation…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 6 | 1,741 contacts → | ||||
Indirect evidence “EXPERIENCE.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 7 | 1,351 contacts → | ||||
Indirect evidence “Headquartered in Plano, Texas, Atlantic Aviation welcomes customers at more than 100 fixed base operator (FBO) locations – from the Hawaiian Islands to Caribbean islands and all…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 8 | 1,102 contacts → | ||||
Indirect evidence “GAT Airline Ground Support earns our customers' preference by choosing team members who have a high degree of personal character.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 9 | 1,055 contacts → | ||||
Indirect evidence “Everyday across the United States, UGE provides an array of airport operations services that include: • Customer Service • Ramp Service • Passenger Assistance • Lobby Assistance •…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 10 | 860 contacts → | ||||
Indirect evidence “Hallmark Aviation has several key principles of success that drive our company culture.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 11 | 776 contacts → | ||||
Partial evidence “West Star Aviation specializes in airframe repair and maintenance, engine repair and maintenance, major modifications, avionics installation and repair, interior refurbishment…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 12 | 698 contacts → | ||||
Indirect evidence “As part of Alaska Air Group, we support Alaska Airlines, the nation's fifth-largest airline, and other respected carriers across North America.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 13 | 601 contacts → | ||||
Indirect evidence “Family.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 14 | 563 contacts → | ||||
Indirect evidence “Million Air, the most favored private aviation service in the FBO industry, provides award winning executive aircraft terminal services along with a wide range of aircraft ground…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 15 | 536 contacts → | ||||
Indirect evidence “Founded in 1968 by legendary aviator and industry pioneer Clay Lacy.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 16 | 393 contacts → | ||||
Indirect evidence “Since 1992, Quantem Aviation Services has been providing a full range of aviation-related services for domestic and foreign carriers.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 17 | 370 contacts → | ||||
Partial evidence “Associated Energy Group is a worldwide aviation fuel distribution company that provides aviation fuel supply and flight services to commercial air carriers, general aviation and…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 18 | 370 contacts → | ||||
Partial evidence “For the past 25 years, ERMC Aviation has provided world-class services to airports and airlines, providing operations and maintenance for baggage handling systems, passenger…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 19 | 364 contacts → | ||||
Indirect evidence “For more than two decades, Jetstream Ground Services has delivered a variety of outsourcing solutions throughout the country.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 20 | 316 contacts → | ||||
Partial evidence “Stevens Aerospace and Defense Systems is one of America’s most accomplished companies engaged in maintenance, repair, refurbishment and avionics upgrades for private and military…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 21 | 308 contacts → | ||||
Indirect evidence “Avflight operates a network of strategically-located full-service FBOs across North America and Europe.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 22 | 293 contacts → | ||||
Indirect evidence “Established in 2004, Total Airport Services (TAS) is an industry leading aviation service provider, based out of Spring, Texas.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 23 | 251 contacts → | ||||
Indirect evidence “Founded in 1928 by William P.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 24 | 240 contacts → | ||||
Indirect evidence “Avfuel provides fuel and services to the global aviation industry.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 25 | 229 contacts → | ||||
Indirect evidence “Headquartered on California’s Central Coast since its founding in 1998, ACI Jet is a recognized leader in private aviation services.” Source: RevenueBase Database · checked Sep 20, 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: flight line maintenance companies. 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 flight line maintenance companies.
- Partial evidence
- Its own public description names part of flight line maintenance companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name flight line maintenance companies. 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 497 flight line maintenance companies based in the United States
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Flight line maintenance companies based in the United States at a glance
As of Sep 20, 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 497 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 flight line maintenance companies, 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 “flight line maintenance companies”. 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 flight line maintenance companies), 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 flight line maintenance companies, 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, 10,417 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 20, 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 flight line maintenance companies, 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 flight line maintenance companies are there based in the United States?
RevenueBase identified 497 flight line maintenance companies 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?
UNIFI, headquartered in Atlanta, tops this list with the largest team on record.
Which city has the most flight line maintenance companies?
Miami leads with 18 headquartered companies, followed by Fort Lauderdale (13) and Dallas (11).
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 10,417 verified decision-maker contacts tracked across these 497 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 20, 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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