Company lists · Data refreshed September 2026
Top 25 Bus upfitters and converters based in the United States
RevenueBase identified 318 bus upfitters and converters headquartered in the United States as of September 2026 and tracks 7,569 professional contacts across them, including 2,492 with verified work emails. Elkhart is the largest hub.
This list covers bus upfitters and converters 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 19, 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 bus upfitters and converters based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 877 contacts → | ||||
Partial evidence “About Us Blue Bird offers a complete line of Type A, C and D school buses in a variety of options and configurations.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 2 | 778 contacts → | ||||
Indirect evidence “Knapheide is the nation’s leading manufacturer of work-ready vehicle solutions.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 3 | 435 contacts → | ||||
Partial evidence “Reading Truck is a leading manufacturer, upfitter and distributor of vocational work truck bodies, truck equipment, commercial trucks, and service vans.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 4 | 364 contacts → | ||||
Partial evidence “Creative Bus Sales is now Model 1 Commercial Vehicles.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 5 | 289 contacts → | ||||
Indirect evidence “The Shyft Group operates through our unparalleled roster of commercial, retail, and service specialty vehicle and upfit brands, including Utilimaster, Blue Arc EV, Royal Truck…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 6 | 174 contacts → | ||||
Indirect evidence “Detroit Chassis is a subsidiary of Spectra LLC, a concept to customer provider of niche vehicle manufacturing solutions owned by Michael and Carlton Guthrie.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 7 | 174 contacts → | ||||
Indirect evidence “American Seating leads with innovative seating solutions for transportation.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 8 | 150 contacts → | ||||
Partial evidence “Midwest Transit Equipment is proud to be the largest volume school bus dealership in the United States, delivering more buses to more customers than any other dealer in the nation.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 9 | 145 contacts → | ||||
Partial evidence “Complete Coach Works (CCW) headquartered in Riverside, CA, is the largest bus remanufacturing and rehabilitation company in the United States, with over 34 years in the…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 10 | 122 contacts → | ||||
Indirect evidence “AROW Global Corp.(formerly operating under the name “Storm-Tite” which now refers to the brand name of our legacy series of transportation windows) has been operating in Canada…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 11 | 118 contacts → | ||||
Indirect evidence “Driverge Vehicle Innovations: Transforming Mobility, Empowering Lives At Driverge Vehicle Innovations, we redefine possibilities in the commercial automotive sector.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 12 | 117 contacts → | ||||
Indirect evidence “In 1979, brothers Mike, Jim, and Gary Scelzi began manufacturing their line of flatbeds out of their company’s 4,500 square foot facility in Fresno, California.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 13 | 105 contacts → | ||||
Partial evidence “Collins Bus, a division of Forest River Bus & Van, pioneered the industry's first small school bus, setting the standard for the Type A classification.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 14 | 101 contacts → | ||||
Partial evidence “The Bus Experts" Central States Bus Sales is a dealer for several manufacturers of new and used school and transit buses.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 15 | 87 contacts → | ||||
Indirect evidence “BrandFX is the worldwide leader in lightweight composite work truck bodies – providing service bodies, line bodies, inserts, tonneau covers, and toppers to many of the world’s…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 16 | 81 contacts → | ||||
Indirect evidence “Monroe is a manufacturer and distibutor of quality truck equipment products as well as being a chassis modifier and commercial vehicle pool with ship thru and freight reentry…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 17 | 59 contacts → | ||||
Partial evidence “Don Brown Bus Sales carries one of the largest inventories of new and used buses, shuttles and vans in the United States with a constantly changing inventory of 400+ units.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 18 | 57 contacts → | ||||
Indirect evidence “Smyrna Truck is a wholly owned subsidiary of Fouts Bros Inc, a family-owned business since 1952.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 19 | 50 contacts → | ||||
Partial evidence “Forest River Bus & Van, North America’s largest shuttle bus and van manufacturer, offers passenger transportation solutions under the brand’s Starcraft Bus, StarTrans® Bus, Glaval…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 20 | 49 contacts → | ||||
Indirect evidence “Marathon Coach, Inc.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 21 | 48 contacts → | ||||
Partial evidence “Midwest Bus Sales is a certified Thomas Built Bus dealer building lasting relationships across the United States.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 22 | 46 contacts → | ||||
Partial evidence “Grech Motors is the industries leading Minicoach manufacturer specializing in the highest quality mid-size buses and Mercedes-Benz Sprinter vans.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 23 | 45 contacts → | ||||
Partial evidence “For nearly 30 years, Davey Coach Sales has been a leader in new and used buses for sale and short and long-term lease/rental across North America.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 24 | 42 contacts → | ||||
Partial evidence “Unicell Body Company is North America's leading manufacturer of one-piece fiberglass van bodies and an upfitter which supplies and installs premium truck equipment.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 25 | 41 contacts → | ||||
Indirect evidence “Matthews Specialty Vehicles embodies a legacy of excellence!” Source: RevenueBase Database · checked Sep 19, 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: bus upfitters and converters. 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 bus upfitters and converters.
- Partial evidence
- Its own public description names part of bus upfitters and converters, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name bus upfitters and converters. 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 318 bus upfitters and converters based in the United States
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Bus upfitters and converters based in the United States at a glance
As of Sep 19, 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 318 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 bus upfitters and converters, 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 “bus upfitters and converters”. 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 bus upfitters and converters), 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 bus upfitters and converters, 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, 2,492 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 19, 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 bus upfitters and converters, 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 bus upfitters and converters are there based in the United States?
RevenueBase identified 318 bus upfitters and converters 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?
Blue Bird Corporation, headquartered in Macon, tops this list with the largest team on record.
Which city has the most bus upfitters and converters?
Elkhart leads with 8 headquartered companies, followed by Charlotte (4) and Fort Worth (4).
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 2,492 verified decision-maker contacts tracked across these 318 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 19, 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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