Worth watching · Calgary

Bonnybrook Wastewater Treatment Plant HVAC Upgrades

4500 15 ST SE · ALYTH/BONNYBROOK

Recommended next action · Interpretation

Verify mobilization timing and remaining procurement needs before outreach.

The building permit is issued; verify mobilization and any unawarded scope quickly.

Verify the latest status with the official source or project team before acting.

Location context

Project location

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Locating 4500 15 ST SE…

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Construction Brief interpretation

Why this matters

OpportunityWorth watching

Estimated project typeCommercial

Estimated current stageBuilding permit issued

Likely commercial windowConstruction procurementNow to approximately 2 months

Commercial-window confidence Medium confidence

Record-link confidenceHighAddress-only association; verify the related records

Permit issuance can indicate that mobilization or near-term procurement is approaching.

Evidence behind the ranking

Disclosed value above CA$2 million
Commercial project with broad trade relevance
New permit-stage activity may indicate near-term procurement
New or changed public record this week
Applicant identified in a public record

Relevant trades

HVAC and mechanical

Explicit permit class or work description

High confidence

Append-only history

Project timeline

Oct 9, 2026
Verified fact
Building permit field changed
Status: issued → completed · 3 more fields changed
First detected Oct 10, 2026 Official record ↗
Oct 8, 2026
Verified fact
Permit completed
Permit completed: Interior/Exterior Alterations
First detected Oct 10, 2026 Official record ↗
Apr 1, 2026
Verified fact
Building permit issued
Building permit issued: Interior/Exterior Alterations
First detected Jul 29, 2026 Official record ↗
Mar 5, 2026
Verified fact
Building permit application
Building permit application: Interior/Exterior Alterations
First detected Jul 29, 2026 Official record ↗
Feb 6, 2026
Verified fact
Building permit issued
Building permit issued: Bonnybrook Wastewater Treatment Plant HVAC Upgrades
First detected Jul 29, 2026 Official record ↗
Nov 3, 2025
Verified fact
Building permit application
Building permit application: Bonnybrook Wastewater Treatment Plant HVAC Upgrades
First detected Jul 29, 2026 Official record ↗

Verified facts

What the records state

Address: 4500 15 ST SE
Record status: Issued
Permit / record ID: BP2025-21443
Original City record description: Bonnybrook Wastewater Treatment Plant HVAC Upgrades
Disclosed value: $3,062,258
First detected: Jul 29, 2026
Last changed: Oct 9, 2026
Linked records: 2

Known organizations

Applicant (architect/owner)GRAHAM INFRASTRUCTURE LPVerified source fact · City of Calgary public record

General contractorGRAHAM INFRASTRUCTURE LPVerified source fact · City of Calgary public record

Only organizations and roles stated in a source record are shown. Unstated project-team roles remain unknown.

Official evidence

Related public records

Source	Record	Record date	Retrieved	Evidence
City of CalgaryCalgary Building Permits	Building permit field changedBP2026-03372	Oct 9, 2026	Oct 10, 2026	Official source ↗
City of CalgaryCalgary Building Permits	building_permit · record_updatedBP2025-21443	Feb 12, 2026	Jul 29, 2026	Official source ↗

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