Union Electric Company
E1591963
UNEXPLORED
Union Electric Company, now known as Ameren Missouri, is a major electric and gas utility serving customers across the state of Missouri.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Union Electric Company canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T23537353 — 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: Union Electric Company Context triple: [Ameren Missouri, alternativeName, Union Electric Company]
-
A.
Southern Electric
Southern Electric was a former regional electricity company in the United Kingdom that later became part of SSE plc through a merger.
-
B.
Duke Power Company
Duke Power Company is a U.S. electric utility company historically known for its involvement in the landmark employment discrimination case Griggs v. Duke Power Co.
-
C.
New England Power Company
New England Power Company is a regional electric utility company in the northeastern United States that has owned and operated various power generation facilities, including the Salem Harbor Power Station.
-
D.
Great Western Power Company
Great Western Power Company was an early 20th-century California electric utility company known for developing hydroelectric projects and infrastructure in the Sierra Nevada region.
-
E.
Middle West Utilities Company
Middle West Utilities Company was a major early 20th-century American electric utility holding company associated with the expansion and subsequent collapse of Samuel Insull’s vast utility empire.
- 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: Union Electric Company Target entity description: Union Electric Company, now known as Ameren Missouri, is a major electric and gas utility serving customers across the state of Missouri.
-
A.
Southern Electric
Southern Electric was a former regional electricity company in the United Kingdom that later became part of SSE plc through a merger.
-
B.
Duke Power Company
Duke Power Company is a U.S. electric utility company historically known for its involvement in the landmark employment discrimination case Griggs v. Duke Power Co.
-
C.
New England Power Company
New England Power Company is a regional electric utility company in the northeastern United States that has owned and operated various power generation facilities, including the Salem Harbor Power Station.
-
D.
Great Western Power Company
Great Western Power Company was an early 20th-century California electric utility company known for developing hydroelectric projects and infrastructure in the Sierra Nevada region.
-
E.
Middle West Utilities Company
Middle West Utilities Company was a major early 20th-century American electric utility holding company associated with the expansion and subsequent collapse of Samuel Insull’s vast utility empire.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.