Updated: Jun 23, 2026
Location and Projects
Address
1901 Main St., Kansas City, MO, 64108
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Six Twenty One Architect
Six Twenty One, LLC, 1901 Main St, Kansas City, MO holds a Architectural Corporation license according to the Missouri license board.
Their BuildZoom score of 96 ranks in the top 20% of 23,328 Missouri licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Six Twenty One, LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Six Twenty One, LLC Services
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Six Twenty One, LLC Contact Information
Address: 1901 Main St., Kansas City, MO 64108
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Decker storage - new storage building
Valuation:
N/A
Permit #:
PRCOM20250834
Status:
plancheck
Fee:
$42,690
Permit Type:
New commercial
Building Type:
N/A
Construct new pool deck per plans reviewed for code compliance
Valuation:
N/A
Permit #:
CISI-2025-00320
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
North building b - flex space - new building with spaces to rent for contractor garages
Valuation:
N/A
Permit #:
PRCOM20244755
Status:
issued
Fee:
$4,244
Permit Type:
New commercial
Building Type:
N/A
No description on application
Valuation:
N/A
Permit #:
PRCOM20252318
Status:
void
Fee:
N/A
Permit Type:
New commercial
Building Type:
N/A
Interior renovation of 2nd floor - master bedroom master bathroom master closet
Valuation:
N/A
Permit #:
CPBR-2020-01307
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Non-structural interior demolition
Valuation:
N/A
Permit #:
CPDC-2021-00148
Status:
issued
Fee:
$835
Permit Type:
N/A
Building Type:
N/A
Public infrastructure permit not development-platting related (not water main extensions -or- parks
2025-10-04
Scope: sanitary connection to public sanitary manhole
Valuation:
$0
Permit #:
CLDPMT-2025-00232
Status:
expired
Fee:
$1,000
Permit Type:
N/A
Building Type:
N/A
South building a flex space and site development - new building with spaces to rent for contractor garages
Valuation:
N/A
Permit #:
PRCOM20242901
Status:
complete
Fee:
$47,199
Permit Type:
New commercial
Building Type:
N/A
Construct addition and renovations per plans reviewed for code compliance
Valuation:
N/A
Permit #:
CICO-2025-00749
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Six Twenty One, LLC License info
Verified License
| License # | 2020000974 |
| Status | Active |
| State | Missouri |
| Type | Architectural Corporation |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Six Twenty One, LLC at the Board For Architects, Professional Engineers - Missouri .
This is a sample of licensing data; click here to access a complete history.
96
BuildZoom Score
7
Permits
- Building permit records show that Six Twenty One, LLC has worked on 7 permitted projects.