Minnesota Department of Labor and Industry Licenses · source-native record

4FRONT ENERGY SOLUTIONS INC

Publisher facts, preserved source payload, and DataFlow relationship decisions remain separate. A retained historical record is never silently substituted for the current publication.

Publication state: active
Publication: a38924ca01b1da85ff11575710a41d602c39483f7f1c0dce85459d378ca5c386
Stable key: 19d4c23baa3be35ba1ee6b2b9e5c8f8b258a4d0b96790edd0ab97e5147769088

Source-native

Published record fields

dli_licenses · 2

Record keyderived neutral: 19d4c23baa3be35ba1ee6b2b9e5c8f8b258a4d0b96790edd0ab97e5147769088
Sourcederived neutral: mn_dli_license_snapshot
Publisher license numberraw: MB797836
Cleaned license identifiernormalized: MB797836
Nameraw: 4FRONT ENERGY SOLUTIONS INC
Normalized namenormalized: 4FRONT ENERGY SOLUTIONS
Doing business asraw: KLINE CORP / PRACTICAL SYSTEMS / DUCTWORKS HEATING & COOLING
Normalized doing business asnormalized: KLINE PRACTICAL SYSTEMS DUCTWORKS HEATING AND COOLING
Business or personraw: Business
License typeraw: Mechanical Contractor Bond
License subtyperaw: Mechanical Contractor Bond
Statusraw: Issued
Normalized statusnormalized: issued
Addressderived neutral: 3230 GORHAM AVE STE 1
Cityraw: ST LOUIS PARK
Stateraw: MN
Postal coderaw: 55426
Publisher expiration valueraw: 08/10/2026
License expiration datederived neutral: 2026-08-10
Expiration parse statusderived neutral: parsed
Expiration presencederived neutral: present
Original dateraw: 08/10/2022
Enforcement actionsource native judgment: 0
Renewal in progressraw: Blank
Raw publisher rowraw: {"Addr1": "3230 GORHAM AVE STE 1", "Addr2": "", "Bus_Pers": "Business", "City": "ST LOUIS PARK", "DBA_Name": "KLINE CORP / PRACTICAL SYSTEMS / DUCTWORKS HEATING & COOLING", "Email_Address": "", "Enforcement_Action": "0", "Exp_Date": "08/10/2026", "Lic_Number": "MB797836", "License_Subtype": "Mechanical Contractor Bond", "License_Type": "Mechanical Contractor Bond", "Name": "4FRONT ENERGY SOLUTIONS INC", "Orig_Date": "08/10/2022", "Phone_No": "9529331868", "Renewal_in_Progress": "", "St": "MN", "Status": "Issued", "Zip": "55426"}
DataFlow detail URLderived neutral: https://dataflow.sotagent.com/records/dli-licenses/19d4c23baa3be35ba1ee6b2b9e5c8f8b258a4d0b96790edd0ab97e5147769088
Open recordderived neutral: <a href="/records/dli-licenses/19d4c23baa3be35ba1ee6b2b9e5c8f8b258a4d0b96790edd0ab97e5147769088">Open record</a>
Snapshot keyderived neutral: Not supplied

Publication receipt

Scope and preservation

Build key: cf78fc44c1be001bc3cef40d8d91200348f5a29ecda05e9fbf4f8cb5d910ed66
Activated: 2026-07-15 08:11:38.796076+00:00
History mode: current state only
Registry version: 2
Registry hash: bc13234d965a38f1f72da8d8f5d897ba71a0c9922f84a394f0ec601393842738
Source cutoffs: {"exact_artifact_binding": {"artifact_row_count": 256883, "artifact_slot": ".data/downloads/mn-dept-of-labor-industry/LIC_SNAP_07_09_2026.csv", "content_hash": "03779a2bcee9d4d9668eed39db70572ec64b6f6b3a14316d2116f94bc5a5cc37", "publisher_key_validation": {"basis": "exact decoded Lic_Number cells", "distinct_key_count": 256883, "missing_key_count": 0, "passed": true, "row_count": 256883}, "raw_cell_source": "exact decoded cells from hash-verified artifact", "size_bytes": 50901575, "source_relation_reconciliation": {"artifact_fields": {"cleaned_identifier": "cleaned_license_number", "exact_identifier": "publisher_license_number", "source_row_number": "source_row_number"}, "artifact_projection": "explorer_dli_exact_cells", "artifact_row_count": 256883, "identity_fields": {"cleaned_identifier": "license_number", "exact_identifier": "publisher_license_number", "source_row_number": "source_row_number"}, "identity_mismatch_count": 0, "passed": true, "source_relation": "public.dli_license_rows", "source_row_count": 256883}}, "max_imported_at": "2026-07-10T00:00:11.969862+00:00", "snapshot_hash": "03779a2bcee9d4d9668eed39db70572ec64b6f6b3a14316d2116f94bc5a5cc37", "source_keys": ["mn_dli_license_snapshot"]}
Scope note: Current-state projection of the latest immutable publisher artifact.
Scope note: Every field labeled raw is decoded directly from the hash-verified artifact; cleaned and normalized annotations are labeled separately.

Preserved source payload

{
  "Addr1": "3230 GORHAM AVE STE 1",
  "Addr2": "",
  "Bus_Pers": "Business",
  "City": "ST LOUIS PARK",
  "DBA_Name": "KLINE CORP / PRACTICAL SYSTEMS / DUCTWORKS HEATING & COOLING",
  "Email_Address": "",
  "Enforcement_Action": "0",
  "Exp_Date": "08/10/2026",
  "Lic_Number": "MB797836",
  "License_Subtype": "Mechanical Contractor Bond",
  "License_Type": "Mechanical Contractor Bond",
  "Name": "4FRONT ENERGY SOLUTIONS INC",
  "Orig_Date": "08/10/2022",
  "Phone_No": "9529331868",
  "Renewal_in_Progress": "",
  "St": "MN",
  "Status": "Issued",
  "Zip": "55426"
}