Permit Record

Alteration Commercial

2257 S Kalamath St

ClassificationAlteration/Tenant FinishCommercial Alteration
Reliable value$1,000
ContractorSigma Homes →
Permit record
Parties
Contractor
Sigma Homes
Applicant
Not in source
Owner
Not in source
Architect
Not in source
Engineer
Not in source
Contractor license
Not in source
Building & lot · PLUTO
Building class
Not in source
Zoning district
Not in source
Lot area
Not in source
Year built
Not in source
Units (total)
Not in source
Units (residential)
Not in source
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
0528116005000
Climate zone (IECC)
5B
Roof area (est.)
Not derivable — no building-size signal for this permit
HVAC tonnage (est.)
Not derivable — no building-size signal for this permit
Building type
Not in source
Building subtype
Alteration/Tenant Finish
Geocode & dates
Coordinates
39.6757, -105.0008
Geocode confidence
95%
Geocode source
Not in source
Issued
Nov 21, 2019
Applied
Nov 8, 2019
Work class
Commercial
Status
Current status
finaled
Source status
Permit Finalized
Finaled
Aug 12, 2020
Provenance
First seen by PermitCore
May 20, 2026 · 00:40 UTC
Last seen
Jul 14, 2026 · 00:17 UTC
Last changed
May 20, 2026 · 00:40 UTC
Data-quality checks0 of 12 flagged

0 of 12 data-quality rules flagged anything on this permit.

Checks not flagged

  • Geocode out of bounds
  • Geocode is sentinel
  • Issued date in the future
  • Issued date parse bug
  • Issued date is placeholder
  • Commercial units is placeholder
  • Residential units out of bounds
  • Residential units is placeholder
  • Total units out of bounds
  • Total units is placeholder
  • Valuation out of bounds
  • Valuation is placeholder
Project timeline at this parcel

4 permits at this parcel (parcel 0528116005000) · Jun 16, 2014 – Nov 21, 2019

  1. Nov 21, 2019This permitAlteration Commercial · Finaled$1,000Sigma Homes
  2. Aug 25, 2017denver_com_2017-COMMCON-0000925Alteration Commercial · Finaled$50,000Klydesdale Contracting
  3. Nov 23, 2015denver_com_2015-COMMCON-0000679Alteration Commercial · Finaled$7,500Klydesdale Contracting
  4. Jun 16, 2014denver_com_2014-COMMCON-0000178788Alteration Commercial · Finaled$1,000Denver Design Build

Full permit history at this parcel · as of Jul 8, 2026.

Other permits by Sigma Homes

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Developer details
Permit #
denver_com_2019-COMMCON-0003112
Canonical ID
321:denver_com_2019-COMMCON-0003112
Source permit ID
denver_com_2019-COMMCON-0003112
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