Updated: Jun 02, 2026
Location and Projects
Address
4040 Florida Street, Suite 202, Mandeville, LA, 70448
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Dean Michael Duplantier Architect
Dean Michael Duplantier, 4040 Florida St, Mandeville, LA (Owned by: Dean M Duplantier) holds a Architect license and 14 other licenses according to the North Carolina license board.
Their BuildZoom score of 91 ranks in the top 37% of 31,948 Louisiana licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Dean Michael Duplantier, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Dean Michael Duplantier Services
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Dean Michael Duplantier Contact Information
Phone Number: (985) 612-1199
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Address: 4040 Florida Street, Suite 202, Mandeville, LA 70448
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Building Permits by Dean Michael Duplantier
This is a sample of this contractor's permits. Click here to access their complete permit history.
Replace & repair drywall replace ceilings lights accessories floorings base painting roofing exterior work abatmenet
Valuation:
N/A
Permit #:
15328
Status:
issued
Fee:
N/A
Permit Type:
Renovation(c)
Building Type:
Commercial renova...
Renovation of existing health club as per plans
Valuation:
$391,512
Permit #:
16-39016-RNVN
Status:
final
Fee:
$2,412
Permit Type:
N/A
Building Type:
Building use group
Renovation (structural)
Work descripton: complete renovation of the interior replacement of all structure including columns floors and roof interior of the historic masonry walls. complete replacement of mech/elec systems. (no work to new construction at each end work confined to center portion of the building within the historic masonry structure) no exterior work is allowed. historical import type: permits... see more
Valuation:
$2,500,000
Permit #:
04COM-01418
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
Building use group
Renovation (structural)
Work descripton: converting 5th floor into suites and adding a loft as per plans.no exterior work under this permit.reconstruction of the interior due to termite damage.replacement of columns, floors, roof, masonary walls, electrical and mechanical equipment. historical import type: permits commercial renovation (structural) na user: ehoran tracking: status: certificate issued w/meter... see more
Valuation:
$300,000
Permit #:
05COM-00478
Status:
final
Fee:
$1,850
Permit Type:
N/A
Building Type:
Building use group
New construction
Work descripton: relocation of modular campus, including offices, classrooms, cafeteria, restrooms---mechanical and electrical of same. will meet elevation requirements and tie down historical import type: permits commercial new na user: dhrapman tracking: status: permit issuance active status date: 5/1/2007 12:00:00 am owner: holy cross college inc owner address: 4950 dauphine st new... see more
Valuation:
$400,000
Permit #:
07COM-00832
Status:
approved
Fee:
$2,050
Permit Type:
N/A
Building Type:
Building use group
Commercial demolition, commercial plumbing permit (effective 8/11/2022), service fee (3%)
2022-10-10
No Description Available
Valuation:
N/A
Permit #:
2020-54682
Status:
applied
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family
Damage assessment revision
An addition of 7398sf to the 1st and 2nd floors of an existing truck maintenance facility as per plans. historical import type: permits commercial addition (over 50%) na user: vhenry tracking: status: arch. plan reviewed w/comments status date: 7/10/2008 12:00:00 am owner: boh bros construction co inc owner address: p o drawer 53266 new orleans la owner edited by: 12/28/2006 by vhenry
Valuation:
N/A
Permit #:
06COM-02850
Status:
approved
Fee:
$3,050
Permit Type:
N/A
Building Type:
Building use group
Construct new one story warehouse office building as per plans
Valuation:
$180,000
Permit #:
15-27960-NEWC
Status:
final
Fee:
$1,710
Permit Type:
N/A
Building Type:
Building use group
Renovation of an existing starbucks as per plans
Valuation:
$50,000
Permit #:
15-35706-RNVN
Status:
final
Fee:
$370
Permit Type:
N/A
Building Type:
Building use group
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Dean Michael Duplantier Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Dean Michael Duplantier License info
Verified License
| License # | 9927 |
| Status | Active |
| State | North Carolina |
| Type | Architect |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Dean Michael Duplantier at the North Carolina Board of Architecture.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | AR98635 |
| Status | Active |
| State | Florida |
| Type | Architect |
- BuildZoom verified this license was active as of July 2025.
Verify this license's status for Dean Michael Duplantier at the Florida Department of Business & Professional Regulation.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | RA007034 |
| Status | Active |
| State | Georgia |
| Type | Architect / Interior Designer |
- When BuildZoom last verified this license, it had an expiration date of June, 2023. Check the current license status of Dean Michael Duplantier with the Georgia Department of Professional Licensing
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | AR3966 |
| Status | Active |
| State | Arkansas |
| Type | Architect |
- When BuildZoom last verified this license, it had an expiration date of July, 2013. Check the current license status of Dean Michael Duplantier with the Arkansas Contractors Licensing Board
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | GERA007034 |
| Status | Active |
| State | Louisiana |
| Type | Registered Architect, Architect & Interior Designer |
- When BuildZoom last verified this license, it had an expiration date of June, 2013. Check the current license status of Dean Michael Duplantier with the Louisiana Board of Architects
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | A4356 |
| Status | Active |
| State | Nebraska |
| Type | Architect |
- When BuildZoom last verified this license, it had an expiration date of November, 2015. Check the current license status of Dean Michael Duplantier with the Nebraska Board of Engineers and Architects
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 3091 |
| Status | Active |
| State | Louisiana |
| Type | Architect |
- When BuildZoom last verified this license, it had an expiration date of December, 2025. Check the current license status of Dean Michael Duplantier with the Louisiana Board of Architects
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 3792 |
| Status | Active |
| State | Louisiana |
| Type | Architect |
- When BuildZoom last verified this license, it had an expiration date of December, 2025. Check the current license status of Dean Michael Duplantier with the Louisiana Board of Architects
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | AC0482 |
| Status | Active |
| State | Louisiana |
| Type | A Professional Architectural Corporation |
- When BuildZoom last verified this license, it had an expiration date of December, 2025. Check the current license status of Dean Michael Duplantier with the Louisiana Board of Architects
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 10087 |
| Status | Inactive |
| State | Arkansas |
- According to the Arkansas State Board of Architects, Landscape Architects, and Interior Designers, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Dean Michael Duplantier at the Arkansas State Board of Architects, Landscape Architects, and Interior Designers.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 404571 |
| Status | Inactive |
| State | Colorado |
| Type | Architect |
- According to the Colorado Division of Professions and Occupations, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Dean Michael Duplantier at the Colorado Division of Professions and Occupations.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | AR0012912 |
| Status | Inactive |
| State | Florida |
| Type | Architect |
- According to the Florida Department of Business & Professional Regulation, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Dean Michael Duplantier at the Florida Department of Business & Professional Regulation.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 3481 |
| Status | Inactive |
| State | Alabama |
| Type | Architect |
- According to the Alabama Board of Architects, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Dean Michael Duplantier at the Alabama Board of Architects.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 3966 |
| Status | Inactive |
| State | Arkansas |
| Type | Architect |
- According to the Arkansas State Board of Architects, Landscape Architects, and Interior Designers, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Dean Michael Duplantier at the Arkansas State Board of Architects, Landscape Architects, and Interior Designers.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 51682 |
| Status | Inactive |
| State | North Carolina |
| Type | Architect |
- According to the North Carolina Board of Architecture, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Dean Michael Duplantier at the North Carolina Board of Architecture.
This is a sample of licensing data; click here to access a complete history.
91
BuildZoom Score
9
Permits
- Building permit records show that Dean Michael Duplantier has worked on 9 permitted projects.
Dean Michael Duplantier Employees
B(
Broadmoor Design Group, Dean M. Duplantier, Architect (Apac)
Owner
DD
Dean M Duplantier
Owner
DD
Dean Michael Duplantier
Owner
MD
Michael Duplantier
Owner
MD
Mr. Dean Michael Duplantier
Licensee
MY
Mr. Tim Gerard Young
Licensee