CGC1507198 — JAHNKE, WILLIAM MAX
Certified General Contractor license, status Current,Active, expires 08/31/2026.
License
| License number | CGC1507198 |
| Name | JAHNKE, WILLIAM MAX |
| DBA name | JAHNKE & SONS CONSTRUCTION INC |
| Type | Certified General Contractor |
| Rank | Cert General |
| Status | Current,Active |
| Expiration | 08/31/2026 |
| Prefix | CGC |
| DBPR detail | https://www.myfloridalicense.com/LicenseDetail.asp?SID=&id=E7169068137F16CDC1CB2A117079... |
| DBPR complaints page | https://www.myfloridalicense.com/viewcomplaint.asp?SID=&licid=2586998 |
| Last checked | 2026-06-03 |
Matched local identities
| Contractor | Source | Name | Type | Qualifier |
|---|---|---|---|---|
| profile | sumter_citizenserve | Jahnke & Sons Construction Inc. (DBA WHP TrainingTowers) | General Contractor (State): CGC1507198 (08/31/2024) | Sam Cross |
| profile | volusia_amanda | Jahnke & Sons Construction, Inc. | CONSTRUCTION CONTRACT.-CLASS A | William Jahnke |
| profile | dbpr | JAHNKE & SONS CONSTRUCTION INC | Certified General Contractor / Cert General | JAHNKE, WILLIAM MAX |
Complaints
| Complaint | Class | Incident | Status | Disposition | Disposed | Discipline |
|---|---|---|---|---|---|---|
| 2003091700 | Unlicensed Activity | 09/29/2003 | Closed | Notice to Cease & Desist Issued | 04/01/2004 | - |
Full license record
| License Number | CGC1507198 |
| License Prefix | CGC |
| DBPR Detail ID | E7169068137F16CDC1CB2A11707954B2 |
| DBPR Licid | 2586998 |
| Detail URL | https://www.myfloridalicense.com/LicenseDetail.asp?SID=&id=E7169068137F16CDC1CB2A117079... |
| Complaint URL | https://www.myfloridalicense.com/viewcomplaint.asp?SID=&licid=2586998 |
| License Name | JAHNKE, WILLIAM MAX |
| DBA Name | JAHNKE & SONS CONSTRUCTION INC |
| License Type | Certified General Contractor |
| Rank | Cert General |
| License Status | Current,Active |
| Expiration Date | 08/31/2026 |
| Martin Permit Count | 1 |
| Search Status | complete |
| Checked At | 2026-06-03 |
| Error | - |
Source Notes
{
"holders": {
"William Jahnke": 1
},
"license_notes": {
"portal=volusia_amanda | jurisdiction=Volusia Connect Live portal jurisdiction | raw_license=CGC1507198": 1
}
}Complaints
[
{
"complaint_key": "dbpr:691ad481f01f991f7c9c823ca98e6c8dab665c3b",
"license_number": "CGC1507198",
"dbpr_licid": "2586998",
"complaint_number": "2003091700",
"complaint_class": "Unlicensed Activity",
"incident_date": "09/29/2003",
"status": "Closed",
"disposition": "Notice to Cease & Desist Issued",
"disposition_date": "04/01/2004",
"discipline_date": "",
"discipline_description": "",
"checked_at": "2026-06-03T18:37:29Z"
}
]Get this page with API
Rendered from the bluedoor Licensed Contractors API. Reproduce it:
GET https://api.bluedoor.sh/licensed-contractors/v1/licenses/CGC1507198JSONGET https://api.bluedoor.sh/licensed-contractors/v1/licenses/CGC1507198/complaints?limit=50JSON