Bechtel National, Inc.
E6778
Bechtel National, Inc. is a major U.S. engineering, construction, and project management company known for large-scale government and environmental remediation projects.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Bechtel National, Inc. canonical | 6 |
| Bechtel Corporation | 4 |
| Bechtel | 2 |
| Bechtel Group | 1 |
| Bechtel Group’s government services business | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T63478 — 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: Bechtel National, Inc. Context triple: [Hanford Site, cleanupContractor, Bechtel National, Inc.]
-
A.
Booz Allen Hamilton
Booz Allen Hamilton is a major American management and technology consulting firm known for its extensive work with U.S. government agencies and large corporations.
-
B.
U.S. Army Corps of Engineers
The U.S. Army Corps of Engineers is a federal agency within the U.S. Department of Defense responsible for designing, building, and maintaining military and civil engineering projects such as dams, waterways, and infrastructure.
-
C.
Raytheon Company
Raytheon Company was a major American defense contractor and industrial corporation known for developing advanced military technologies, including missile systems and radar.
-
D.
Tennessee Valley Authority
The Tennessee Valley Authority is a federally owned U.S. corporation created during the New Deal to provide regional economic development, flood control, and electricity generation in the Tennessee Valley.
-
E.
Petroleum Group
The Petroleum Group is a specialist division of the Geological Society of London focused on the study and professional exchange of knowledge related to petroleum geoscience and hydrocarbon exploration.
- 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: Bechtel National, Inc. Target entity description: Bechtel National, Inc. is a major U.S. engineering, construction, and project management company known for large-scale government and environmental remediation projects.
-
A.
Booz Allen Hamilton
Booz Allen Hamilton is a major American management and technology consulting firm known for its extensive work with U.S. government agencies and large corporations.
-
B.
U.S. Army Corps of Engineers
The U.S. Army Corps of Engineers is a federal agency within the U.S. Department of Defense responsible for designing, building, and maintaining military and civil engineering projects such as dams, waterways, and infrastructure.
-
C.
Raytheon Company
Raytheon Company was a major American defense contractor and industrial corporation known for developing advanced military technologies, including missile systems and radar.
-
D.
Tennessee Valley Authority
The Tennessee Valley Authority is a federally owned U.S. corporation created during the New Deal to provide regional economic development, flood control, and electricity generation in the Tennessee Valley.
-
E.
Petroleum Group
The Petroleum Group is a specialist division of the Geological Society of London focused on the study and professional exchange of knowledge related to petroleum geoscience and hydrocarbon exploration.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
engineering and construction company
ⓘ
project management company ⓘ |
| activity |
design and execution of complex infrastructure projects
ⓘ
management of long-term remediation programs ⓘ |
| affiliation |
Bechtel National, Inc.
self-linksurface differs
ⓘ
surface form:
Bechtel Group
|
| clientType |
U.S. federal government agencies
ⓘ
defense-related agencies ⓘ environmental and energy agencies ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| headquartersCountry |
United States of America
ⓘ
surface form:
United States
|
| industry |
construction
ⓘ
engineering ⓘ project management ⓘ |
| marketPosition | major U.S. engineering and construction firm for government work ⓘ |
| notableFor |
environmental cleanup projects
ⓘ
large-scale U.S. government contracts ⓘ |
| parentCompany |
Bechtel National, Inc.
self-linksurface differs
ⓘ
surface form:
Bechtel Corporation
|
| partOf |
Bechtel National, Inc.
self-linksurface differs
ⓘ
surface form:
Bechtel Group’s government services business
|
| reputation | major U.S. government contractor ⓘ |
| sector |
civil infrastructure
ⓘ
environmental services ⓘ government services ⓘ |
| service |
construction management
ⓘ
engineering design ⓘ environmental remediation ⓘ procurement ⓘ program management ⓘ project management ⓘ |
| specialization |
environmental remediation projects
ⓘ
government projects ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Bechtel National, Inc. Description of subject: Bechtel National, Inc. is a major U.S. engineering, construction, and project management company known for large-scale government and environmental remediation projects.
Referenced by (14)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Hanford Site
this entity surface form:
Bechtel
this entity surface form:
Bechtel Corporation
this entity surface form:
Bechtel Corporation
this entity surface form:
Bechtel Corporation
this entity surface form:
Bechtel Group’s government services business
this entity surface form:
Bechtel Group
this entity surface form:
Bechtel Corporation
this entity surface form:
Bechtel
subject surface form:
Waste Treatment and Immobilization Plant
subject surface form:
Waste Treatment and Immobilization Plant