Modification, conversion, and overhaul of previously accepted…

Facility	City	State	Employees	Status
Ultra Electronics Ice INC	Manhattan	KS	20–99	● ACTIVE
Unified Defense Holdings, LLC	Macon	GA	—	● ACTIVE
Union Machine Company of Lynn, INC	Groveland	MA	—	● ACTIVE
United Aeronautical Corporation	North Hollywood	CA	—	● ACTIVE
UAUnited Aviation Accessories, INC	Burleson	TX	20–99	● ACTIVE
United Equipment, INC	Richmond	VA	—	● ACTIVE
University Swaging Corporation LLC Dba University Sc LLC	Woodinville	WA	—	● ACTIVE
Velocity Aerospace - Burbank, INC.	Burbank	CA	—	● ACTIVE
Vertex Modernization and Sustainment LLC	Indianapolis	IN	500+	● ACTIVE
Visionsafe Corporation	Kaneohe	HI	20–99	● ACTIVE
Volumatic INC	Macon	GA	—	● ACTIVE
Walden's Machine, LLC	Tulsa	OK	—	● ACTIVE
W and G Machine Company, Incorporated	Hamden	CT	1–19	● ACTIVE
WMWeldmac Manufacturing Company	El Cajon	CA	100–499	● ACTIVE
WAWhippany Actuation Systems, LLC	Whippany	NJ	100–499	● ACTIVE
Woodward Hrt, INC.	Fort Collins	CO	—	● ACTIVE
Yama Manufacturing Incorporated	San Antonio	TX	—	● ACTIVE
ZMZephyr Manufacturing Co., INC.	Inglewood	CA	—	● ACTIVE
ZAZim Aircraft Cabin Solutions LLC	Greensboro	NC	100–499	● ACTIVE
2101 LLC	Anaconda	MT	—	● ACTIVE
Accel Aviation Accessories LLC	Fort Myers	FL	—	● ACTIVE
Ace Aeronautics LLC	Arlington	TX	—	● ACTIVE
Ace Air Manufacturing	Gardena	CA	—	● ACTIVE
Acromil Corporation	City of Industry	CA	—	● ACTIVE
Adpma, LLC	Piney Flats	TN	—	● ACTIVE

FactoryRegistry lists 2,401 facilities whose primary industry classification is one of the 1 industry above. This is a list by industry, not a list of makers: Census reports that establishments in these industries produced Modification, conversion, and overhaul of previously accepted aircraft, in the shares shown above, and does not say which establishments. Where a plant’s own website or a federal registry names what that plant makes, it appears on the plant’s own page with the source named.

The U.S. Census Bureau recorded this product line in 1 US manufacturing industry in the 2022 Economic Census, as the most specific line that industry reported, where 53 establishments reported producing it.

These are counts of establishments by industry: the Economic Census publishes them as industry totals and never as a list of plants.

NAPCS collection code 2054050000. Source for the product line, the establishment counts and the shares: U.S. Census Bureau, 2022 Economic Census (ECNNAPCSIND2022). Federal source data is public domain. Facility records are compiled separately by FactoryRegistry and carry their own sources.