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Portillo's

CTL-PL-0042 · Place

VERIFIED evidence grade — master store (canonical CSV)

Combined Graph record U-00559 · provenance: canonical master store (CSV), record CTL-PL-0042. Master record source: CTL seed 2026-10-16 — UNVERIFIED, verify before public citation.

Chicago fast-casual chain

Answer summary · this record in brief, from its own record text

Chicago fast-casual chain

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Sources

Evidence note (master store)

Portillo's is a fast-casual restaurant chain whose first hot dog stand, 'The Dog House,' opened in 1963 on North Avenue in Villa Park, Illinois, founded by Dick Portillo; renamed Portillo's in 1967, it opened its first Chicago restaurant in 1994 at Clark and Ontario Streets, per the company's own official history page (fetched in full 2026-10-17)

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Record CTL-PL-0042 · Combined Graph record U-00559 · CultureTechLens Knowledge Graph · 1 source · 1 mapped relationship.
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Researched and maintained by the CultureTechLens research program · CultureTechLens Combined Graph, Release 2026-11-04. Corrections are public: the corrections log.

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Cite as: CultureTechLens, “Portillo's (CTL-PL-0042),” CultureTechLens Combined Graph, Release 2026-11-04. https://culturetechlens.com/graph/entities/ctl-pl-0042/

Chicago: CultureTechLens. “Portillo's (CTL-PL-0042).” CultureTechLens Combined Graph. Chicago, IL: CultureTechLens, 2026. https://culturetechlens.com/graph/entities/ctl-pl-0042/
APA: CultureTechLens. (2026). Portillo's (CTL-PL-0042) [Entity record]. CultureTechLens Combined Graph. https://culturetechlens.com/graph/entities/ctl-pl-0042/
MLA: CultureTechLens. “Portillo's (CTL-PL-0042).” CultureTechLens Combined Graph, 2026, https://culturetechlens.com/graph/entities/ctl-pl-0042/

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Jacking up a car on the repair tracks at an Illinois Central Railroad yard, Chicago, Chicago, 1942 — CultureTechLens
Jacking up a car on the repair tracks at an Illinois Central Railroad yard, Chicago, Chicago, 1942 — CultureTechLensPhoto: Jack Delano, FSA-OWI, Public Domain, via Library of Congress
Apartment houses and funeral parlor in Negro section of Chicago, Illinois, Chicago, 1941 — CultureTechLens
Apartment houses and funeral parlor in Negro section of Chicago, Illinois, Chicago, 1941 — CultureTechLensPhoto: Lee, Russell, 1903-1986, FSA-OWI, Public Domain, via Library of Congress
Children at the table in a kitchenette apartment, Chicago, 1941 — CultureTechLens
Children at the table in a kitchenette apartment, Chicago, 1941 — CultureTechLensPhoto: Russell Lee, FSA-OWI, Public Domain, via Library of Congress

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