NUMMI

E120027

automobile manufacturer joint venture manufacturing company

NUMMI (New United Motor Manufacturing, Inc.) was a joint venture between General Motors and Toyota that operated an automobile manufacturing plant in Fremont, California.

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All labels observed (3)

Label	Occurrences
NUMMI canonical	3
NUMMI plant	2
NUMMI Fremont assembly plant	1

How this entity was disambiguated

This entity first appeared as the object of triple T1033523 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: NUMMI
Context triple: [Fremont Factory, California, formerOperator, NUMMI]

A. GM Silao Assembly Plant
GM Silao Assembly Plant is a General Motors automotive manufacturing facility located in Silao, Guanajuato, Mexico, known for producing full-size pickup trucks and related components for global markets.
B. General Motors Flint Assembly Plant
General Motors Flint Assembly Plant is a major automotive manufacturing facility in Flint, Michigan, historically known for producing a wide range of GM vehicles and playing a central role in the city’s industrial economy.
C. GM Orion Assembly Plant
GM Orion Assembly Plant is a General Motors automobile manufacturing facility in Orion Township, Michigan, known for producing small cars and electric vehicles.
D. Highland Park Ford Plant
The Highland Park Ford Plant is a historic automobile factory in Michigan renowned as the birthplace of the moving assembly line that revolutionized mass production in the early 20th century.
E. Fort Wayne Assembly Plant
Fort Wayne Assembly Plant is a General Motors manufacturing facility in Fort Wayne, Indiana, primarily known for producing full-size pickup trucks.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: NUMMI
Target entity description: NUMMI (New United Motor Manufacturing, Inc.) was a joint venture between General Motors and Toyota that operated an automobile manufacturing plant in Fremont, California.

A. GM Silao Assembly Plant
GM Silao Assembly Plant is a General Motors automotive manufacturing facility located in Silao, Guanajuato, Mexico, known for producing full-size pickup trucks and related components for global markets.
B. General Motors Flint Assembly Plant
General Motors Flint Assembly Plant is a major automotive manufacturing facility in Flint, Michigan, historically known for producing a wide range of GM vehicles and playing a central role in the city’s industrial economy.
C. GM Orion Assembly Plant
GM Orion Assembly Plant is a General Motors automobile manufacturing facility in Orion Township, Michigan, known for producing small cars and electric vehicles.
D. Highland Park Ford Plant
The Highland Park Ford Plant is a historic automobile factory in Michigan renowned as the birthplace of the moving assembly line that revolutionized mass production in the early 20th century.
E. Fort Wayne Assembly Plant
Fort Wayne Assembly Plant is a General Motors manufacturing facility in Fort Wayne, Indiana, primarily known for producing full-size pickup trucks.
F. None of above. chosen

Statements (48)

Predicate	Object
instanceOf	automobile manufacturer ⓘ joint venture ⓘ manufacturing company ⓘ
abbreviation	NUMMI self-link ⓘ
ceasedOperations	2010 ⓘ
city	Fremont ⓘ
closed	2010 ⓘ
continent	North America ⓘ
corporateForm	corporation ⓘ
country	United States of America ⓘ surface form: United States
founded	1984 ⓘ
fullName	New United Motor Manufacturing, Inc. ⓘ
industry	automotive industry ⓘ
jointVenturePartner	General Motors ⓘ Toyota Motor Corporation ⓘ
knownFor	turning around a previously troubled GM plant into a high-quality operation ⓘ
laborUnion	United Auto Workers ⓘ
location	Fremont ⓘ surface form: Fremont, California
notableModelProduced	Geo Prizm ⓘ surface form: Chevrolet Prizm Geo Prizm ⓘ Pontiac Vibe ⓘ Toyota Corolla ⓘ Toyota Hilux ⓘ surface form: Toyota Hilux (for some markets) Toyota Tacoma ⓘ
notablePractice	andon system for quality control ⓘ just-in-time manufacturing ⓘ team-based production ⓘ
opened	1984 ⓘ
ownerDuringOperation	General Motors ⓘ Toyota Motor Corporation ⓘ
peakEmployment	over 4,000 workers ⓘ
plantArea	approximately 5.3 million square feet ⓘ
plantType	automobile assembly plant ⓘ
predecessor	General Motors Fremont Assembly plant ⓘ surface form: General Motors Fremont Assembly
product	automobiles ⓘ automotive components ⓘ
productionSystem	Toyota Production System ⓘ
reasonForClosure	Toyota decision to end production at the plant ⓘ withdrawal of General Motors from the joint venture ⓘ
region	San Francisco Bay Area ⓘ
significance	first major joint venture between a U.S. and Japanese automaker in vehicle manufacturing ⓘ served as a model for lean manufacturing practices in North America ⓘ
siteArea	approximately 370 acres ⓘ
siteLaterUsedBy	Tesla, Inc. ⓘ
state	California, United States ⓘ surface form: California
successorFacility	Tesla Fremont Factory ⓘ surface form: Tesla Factory
trainingRole	introduced Toyota production methods to GM personnel ⓘ
workforceType	unionized workforce ⓘ

How these facts were elicited

Referenced by (6)

Full triples — surface form annotated when it differs from this entity's canonical label.

Fremont Factory, California → formerOperator → NUMMI ⓘ

Fremont Factory, California → previousName → NUMMI ⓘ

this entity surface form: NUMMI plant

New United Motor Manufacturing, Inc. → abbreviation → NUMMI ⓘ

New United Motor Manufacturing, Inc. → operatedPlant → NUMMI ⓘ

this entity surface form: NUMMI Fremont assembly plant

NUMMI → abbreviation → NUMMI self-link ⓘ

Tesla Fremont Factory → formerName → NUMMI ⓘ