Updated: May 06, 2026
Location and Projects
Address
401 Washington Street, Peekskill, NY, 10566
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Alfonso Construction
Alfonso Construction, 401 Washington St, Peekskill, NY (Employee: Velesaca Alfonso M.) holds a Home Improvement Contractor license and 1 other license according to the Westchester County license board.
Their BuildZoom score of 90 indicates that they are licensed or registered but we do not have additional information about them.
Their license was verified as active when we last checked. If you are thinking of hiring Alfonso Construction, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Alfonso Construction Services
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Alfonso Construction Contact Information
Phone Number: (914) 788-5092
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Address: 401 Washington Street, Peekskill, NY 10566
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Alteration type 1 - construction equipment - fence new storefront interior partitions ins tallation of vault new toilets new ceilings elevator interior stairc ases installation of hvac units and pa nting. in order to convert the existing store to a retail bank
Valuation:
$750,000
Permit #:
400509366-01-EQ-FN
Status:
issued
Fee:
$7,944
Permit Type:
N/A
Building Type:
O6-office buildings
Alteration type 2 - med gas addition ndw sprinkler system and revise exis ting sprinkler system. addition new fsp system and revise existing fsp sys- tem addition revise existing fsp system. extension and revision of existing oxy- gen, nitrous oxide, nitrogen vacuum and me dical compressed air piping systems.see alt.1072-88
Valuation:
$4,950,000
Permit #:
400118546-01-EW-OT
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
I1-hospitals & healt
Alteration type 1 - new storefront interior partitions ins tallation of vault new toilets new ceilings elevator interior stairc ases installation of hvac units and pa nting. in order to convert the existing store to a retail bank
Valuation:
$750,000
Permit #:
400509366-01-AL
Status:
issued
Fee:
$7,944
Permit Type:
N/A
Building Type:
O6-office buildings
Alteration type 2 - gen.constructn. rehabilate existing 10 passenger elevato rs for compliance with rs 18 an local laws 30, 000 #5 and extend eleva tor a-5 to 16 floor and remoce and inst ll secondary and machine room floors; en close machine room new hvac system in machine rooms; and new partitions
Valuation:
$245,000
Permit #:
100672005-01-EW-OT
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
W5-educational struc
Alteration type 2 - mech/hvac rehabilate existing 10 passenger elevato rs for compliance with rs 18 an local laws 30, 000 #5 and extend eleva tor a-5 to 16 floor and remoce and inst ll secondary and machine room floors; en close machine room new hvac system in machine rooms; and new partitions
Valuation:
$245,000
Permit #:
100672005-01-EW-MH
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
W5-educational struc
Alteration type 2 - const. renovation of portion of kitchen area to provide new dishwashing, servery and food storage on first floor, new door partitions and ceilings;and to extend existing loading dock
Valuation:
$1,097,000
Permit #:
200533930-01-EW-OT
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Y3-government instal
Plumbing - alteration type 1 to legalize one story enlargement and the conversion of a one to two family dw elling that was filed under aly 807-71 and to close out alter 807-71
Valuation:
$22,000
Permit #:
421615434-01-PL
Status:
issued
Fee:
$214
Permit Type:
N/A
Building Type:
B3-2 family dwelling
Alteration type 2 - mech/hvac modification of existing ductwork on b-1 and b-3 level. installation of new transfer air fan on b-3 level. refurbish hvac control system. no change in egress
Valuation:
$460,000
Permit #:
101315088-01-EW-MH
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
W5-educational struc
Alteration type 2 - remove w/d to comply with ecb 34209513y to legalize bathroom and sink in cellar and remov e portion of partition and seal opening in boiler room
Valuation:
$3,500
Permit #:
421385824-01-EW-OT
Status:
issued
Fee:
$130
Permit Type:
N/A
Building Type:
A5-1 family dwelling
Plumbing - alteration type 2 to comply with ecb 34209513y to legalize bathroom and sink in cellar and remov e portion of partition and seal opening in boiler room
Valuation:
$3,500
Permit #:
421385824-01-PL
Status:
issued
Fee:
$130
Permit Type:
N/A
Building Type:
A5-1 family dwelling
Plumbing - alteration type 1 to legalize apartment on attic floor and plumbing fixtures and convert premis es to a two family dwelling limited scope of work: plumbing
Valuation:
$35,000
Permit #:
421200426-01-PL
Status:
issued
Fee:
$325
Permit Type:
N/A
Building Type:
B3-2 family dwelling
Plumbing - alteration type 2 extend kitchen as per plans filed herewi th. install plumbing fixtures a shown. no change in occupancy, use or e gress
Valuation:
$15,000
Permit #:
400881346-01-PL
Status:
issued
Fee:
$175
Permit Type:
N/A
Building Type:
N/A
Alteration type 2 - mech/hvac to install new mechanical ventilation system revise existing sprinklr system and new plumbing fixtures and pip ing on 12 floor
Valuation:
$412,000
Permit #:
100068141-01-EW-MH
Status:
issued
Fee:
$4,375
Permit Type:
N/A
Building Type:
O7-office buildings
Alteration type 1 - to obtain approval of 2 story horizontal addition that was approved permitted and constructed under alter 1087-87 and legalize balcony at 2nd floor rear
Valuation:
$6,000
Permit #:
421385815-01-AL
Status:
issued
Fee:
$175
Permit Type:
N/A
Building Type:
B2-2 family dwelling
Plumbing - alteration type 1 to legalize the conversion of accessorygarage and part of dwelling to m edical offices and install rated partition and doors and ceiling on first floor. see item #16
Valuation:
$60,000
Permit #:
402293077-01-PL
Status:
issued
Fee:
$700
Permit Type:
N/A
Building Type:
O8-office buildings
Alteration type 1 - to erect new partitions hung ceiling p lumbing & h.v.a.c. on part of the 2nd floor. amended c of o requested. for change of use on 3rd floor. see alter 2 appl. #100144363
Valuation:
$200,000
Permit #:
100369352-01-AL
Status:
issued
Fee:
$2,085
Permit Type:
N/A
Building Type:
O6-office buildings
No Description Available
Valuation:
N/A
Permit #:
421539650-01-DM
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing - alteration type 2 to legalize the extension of first floor and plumbing fixtures in kitchen; and open porch at front
Valuation:
$6,500
Permit #:
421572177-01-PL
Status:
issued
Fee:
$135
Permit Type:
N/A
Building Type:
A2-1 family dwelling
Alteration type 2 - mech/hvac to install new air conditioning unit and ductwork on 3rd floor to replace toilets, on 2nd and 4th floors
Valuation:
$300,000
Permit #:
101431719-02-EW-MH
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
R0-condominiums
Alteration type 2 - gen. constr. to legalize the extension of first floor and plumbing fixtures in kitchen; and open porch at front
Valuation:
$6,500
Permit #:
421572177-01-EW-OT
Status:
issued
Fee:
$135
Permit Type:
N/A
Building Type:
A2-1 family dwelling
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Verified License
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Alfonso Construction License info
Verified License
| Status | Active |
| County | Westchester County |
| Type | Home Improvement Contractor |
- BuildZoom verified this license was active as of May 2026.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | PC6569 |
| Status | Inactive |
| County | Putnam County |
| Type | Landscaping, Masonry And Stone Work |
- According to the Putnam County Department of Consumer Affairs, 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 Alfonso Construction at the Putnam County Department of Consumer Affairs.
This is a sample of licensing data; click here to access a complete history.
90
BuildZoom Score
451
Permits
- Building permit records show that Alfonso Construction has worked on 451 permitted projects.
Alfonso Construction Employees
VM
Velesaca Alfonso M.