Research/Chicago/Pontiac Building
Public SeedReviewed August 19, 2026

Pontiac Building

542 S Dearborn St, Chicago, IL 60605

QUALITY STATE

75% provisional source coverage

USE BOUNDARY

Not verified · Not dispatch ready

Direct answer

Pontiac Building is an evidence-bounded building at 542 S Dearborn St, Chicago, IL 60605, associated with Chicago benchmark ID 156557. It is Graph Mapped as a Public Seed, not Verified or Dispatch Ready.

CompletedUnknownNot yet resolved
StoriesUnknownConflicting or unavailable
Critical fields sourced8/1075% provisional coverage
Dispatch readyNoLive accuracy audit required
01

Canonical identity

The Pontiac Building is an evidence-bounded office-building seed at 542 S Dearborn Street, associated with Chicago benchmark ID 156557. Historical 85,227-, 86,000-, and 89,353-square-foot reports remain unresolved, and a reported conversion plan is not treated as a permit or current construction status.

Property typeOffice
Management route
Ownership claim
LocationNot independently verified
02

Area claims stay separate

Gross, rentable, and office area are not interchangeable. Factum stores each measurement with its source meaning instead of choosing a convenient single number.

03

What public guidance supports

These are sourced research answers, not permission to enter, reserve, submit, or dispatch. Current affected-party authorization remains required.

Public identity

The Pontiac Building is an evidence-bounded office-building seed at 542 S Dearborn Street, associated with Chicago benchmark ID 156557. Historical 85,227-, 86,000-, and 89,353-square-foot reports remain unresolved, and a reported conversion plan is not treated as a permit or current construction status.

Sources reviewed 2026-08-19

Evidence boundary

Parcel, title, control, management, complete occupancy, operating rules, action authority, access and dispatch rights are not inferred beyond cited evidence.

Accepted 2026-08-19

Coverage state

Public Seed / Graph Mapped only; explicit unknowns and preserved conflicts remain for later enrichment.

Accepted 2026-08-19
04

Questions this record answers

Each concise answer includes the same caveats shown elsewhere on the page.

01What is Pontiac Building?+

The Pontiac Building is an evidence-bounded office-building seed at 542 S Dearborn Street, associated with Chicago benchmark ID 156557. Historical 85,227-, 86,000-, and 89,353-square-foot reports remain unresolved, and a reported conversion plan is not treated as a permit or current construction status.

02Is Pontiac Building ready for dispatch?+

No. It is a Public Seed and Graph Mapped, not Verified or Dispatch Ready.

03What remains unknown about Pontiac Building?+

parcel or assessment identifier and authoritative building-component boundary; recorded title and beneficial control; current manager or operator; complete current tenant or occupant roster and occupancy; operating, access, safety, delivery, work-order, authorization, and dispatch rules

05

Explicit unknowns

Anything operationally material that is stale, incomplete, or unconfirmed remains visible here.

  1. 01parcel or assessment identifier and authoritative building-component boundary
  2. 02recorded title and beneficial control
  3. 03current manager or operator
  4. 04complete current tenant or occupant roster and occupancy
  5. 05operating, access, safety, delivery, work-order, authorization, and dispatch rules
06

Evidence register

Source links are direct. Authority and supported claim groups are stated so readers can inspect the underlying record.

  1. 01
    City of Chicago covered buildings — 156557

    Municipal covered-buildings record; reviewed 2026-08-19 · Supports: benchmark ID and 542 S Dearborn address-level identity; not parcel, title, control, occupancy, or rules

  2. 02
    City of Chicago benchmarking results — 156557

    Municipal annual benchmarking results; reviewed 2026-08-19 · Supports: source-scoped office, area, year-built, and reporting-label history; LLC labels and anomalous coordinates are not used for title or identity

  3. 03
    Library of Congress — Pontiac Building

    Federal cultural-resource documentation catalog; reviewed 2026-08-19 · Supports: Pontiac Building name and 542 South Dearborn Street address; not current parcel, title, control, management, occupancy, or rules

  4. 04
    Preservation Chicago — reported adaptive reuse

    Attributable nonprofit reporting published 2026-04-30; reviewed 2026-08-19 · Supports: date-bounded reported development context only; not a permit, title, possession, occupancy, construction-status, access, or dispatch claim

07

Public change history

Only meaningful, accepted public deltas appear here. The current record above remains canonical.

Published

Pontiac Building

Factum published Pontiac Building as a Graph Mapped Public Seed with attributable public evidence, explicit unknowns, and no dispatch-readiness claim.

buildingPublic Seed4 cited sourcesView in changelog ↗