Updated: Aug 02, 2026
Location and Projects
Address
45 East Putnam Avenue, Greenwich, CT, 06830
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Alex Kaali-nagy Development Architect
Alex Kaali-nagy Development, 45 E Putnam Ave, Greenwich, CT (Owned by: Sandor Kaali-Nagy) holds a New Home Contractor license and 2 other licenses according to the Connecticut license board.
Their BuildZoom score of 93 ranks in the top 27% of 12,093 Connecticut licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Alex Kaali-nagy Development, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Alex Kaali-nagy Development Services
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Alex Kaali-nagy Development Contact Information
Phone Number: (203) 966-1024
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Address: 45 East Putnam Avenue, Greenwich, CT 06830
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Building Permits by Alex Kaali-nagy Development
This is a sample of this contractor's permits. Click here to access their complete permit history.
No Description Available
Valuation:
$750,000
Permit #:
06-214/000 000 BLD1 00
Status:
C.O. ISSUED
Fee:
$7,540
Permit Type:
Residential build...
Building Type:
N/A
No Description Available
Valuation:
$688,000
Permit #:
06-147/000 000 PLB1 00
Status:
PERMIT REVOKED
Fee:
$6,920
Permit Type:
Residence plumbin...
Building Type:
N/A
No Description Available
Valuation:
$688,000
Permit #:
06-147/000 000 BLD1 00
Status:
C.O. ISSUED
Fee:
$6,920
Permit Type:
Residential build...
Building Type:
N/A
No Description Available
Valuation:
$1,250,000
Permit #:
07-926/000 000 FUL1 01
Status:
PERMIT REVOKED
Fee:
$25,290
Permit Type:
Oil and gas tank ...
Building Type:
N/A
No Description Available
Valuation:
$1,250,000
Permit #:
07-926/000 000 FUL1 00
Status:
PERMIT REVOKED
Fee:
$25,290
Permit Type:
Oil and gas tank ...
Building Type:
N/A
No Description Available
Valuation:
$1,250,000
Permit #:
07-926/000 000 BLD1 00
Status:
C.O. ISSUED
Fee:
$25,290
Permit Type:
Residential build...
Building Type:
N/A
No Description Available
Valuation:
$1,500,000
Permit #:
07-210/000 000 BLD1 00
Status:
C.O. ISSUED
Fee:
$15,290
Permit Type:
Residential build...
Building Type:
N/A
No Description Available
Valuation:
$1,071,000
Permit #:
08-484/000 000 BLD1 00
Status:
C.O. ISSUED
Fee:
$21,702
Permit Type:
Residential build...
Building Type:
N/A
No Description Available
Valuation:
$50,000
Permit #:
07-317/000 000 BOO1 00
Status:
C.O. ISSUED
Fee:
$665
Permit Type:
Building permit
Building Type:
N/A
No Description Available
Valuation:
$100,000
Permit #:
10-755/000 000 BOO1 00
Status:
C.O. ISSUED
Fee:
$1,659
Permit Type:
Building permit
Building Type:
N/A
No Description Available
Valuation:
$150,000
Permit #:
03-338/000 000 BLD1 00
Status:
C.O. ISSUED
Fee:
$1,507
Permit Type:
Residential build...
Building Type:
N/A
No Description Available
Valuation:
$1,400,000
Permit #:
03-197/000 000 BLD1 00
Status:
C.O. ISSUED
Fee:
$14,007
Permit Type:
Residential build...
Building Type:
N/A
No Description Available
Valuation:
$885,200
Permit #:
06-1209/000 000 BLD1 00
Status:
C.O. ISSUED
Fee:
$9,100
Permit Type:
Residential build...
Building Type:
N/A
No Description Available
Valuation:
$1,100,000
Permit #:
06-829/000 000 BLD1 00
Status:
C.O. ISSUED
Fee:
$11,290
Permit Type:
Residential build...
Building Type:
N/A
No Description Available
Valuation:
$588,000
Permit #:
06-7/000 000 BLD1 00
Status:
C.O. ISSUED
Fee:
$5,920
Permit Type:
Residential build...
Building Type:
N/A
No Description Available
Valuation:
$1,050,000
Permit #:
07-619/000 000 BLD1 00
Status:
C.O. ISSUED
Fee:
$21,290
Permit Type:
Residential build...
Building Type:
N/A
No Description Available
Valuation:
$6,000
Permit #:
11-49/000 000 BOO1 00
Status:
C.O. ISSUED
Fee:
$100
Permit Type:
Building permit
Building Type:
N/A
No Description Available
Valuation:
$5,000
Permit #:
06-116/000 000 DEM1 00
Status:
PERMIT PRINTED
Fee:
$90
Permit Type:
Demolition permit
Building Type:
N/A
One family dwelling
Valuation:
$0
Permit #:
02-415/000 000 BLD1 00
Status:
C.O. ISSUED
Fee:
$20,007
Permit Type:
Residential build...
Building Type:
N/A
No Description Available
Valuation:
$3,000
Permit #:
05-1164/000 000 BOO1 00
Status:
C.O. ISSUED
Fee:
$70
Permit Type:
Building permit
Building Type:
N/A
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Verified License
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Alex Kaali-nagy Development License info
Verified License
| License # | NHC.0001296 |
| Status | Active |
| State | Connecticut |
| Type | New Home Contractor |
| Date Issued | 04-01-2026 |
- BuildZoom verified this license was active as of August 2026.
Verify this license's status for Alex Kaali-nagy Development at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | ARI.0005759 |
| Status | Inactive |
| State | Connecticut |
| Type | Architect |
- According to the Connecticut Department of Consumer Protection, 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 Alex Kaali-nagy Development at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | HIC.0629526 |
| Status | Inactive |
| State | Connecticut |
| Type | Home Improvement Contractor |
- According to the Connecticut Department of Consumer Protection, 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 Alex Kaali-nagy Development at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
14
Permits
- Building permit records show that Alex Kaali-nagy Development has worked on 14 permitted projects.
Alex Kaali-nagy Development Employees
SN
Sandor (Alex) Kaali Nagy
SK
Sandor A. Kaali-Nagy
SK
Sandor Kaali-Nagy
Owner