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Contractor
GRUDA-NI CONSTRUCTION COR
General Contractor
3 projects with open permitsMANHATTAN · 19BROOKLYN · 1
13 buildings
38
Total Filings
20
Projects on File
8
Buildings Worked
3
Projects w/ Open Permits
General Contractor
Primary Trade
Activity
Projects by first filing month20 projects all-time
0123Feb '17 · 1May '17 · 1Oct '17 · 1Jun '18 · 1Aug '18 · 1Feb '19 · 1May '19 · 1May '20 · 1Oct '20 · 1Jul '21 · 1Jun '22 · 2May '23 · 1Sep '23 · 1Oct '23 · 2Dec '24 · 1Apr '25 · 1Jul '26 · 2201820192020202120222023202420252026
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit315%
Signed off945%
Other status840%
By project type
Alteration12
Most active buildings
All buildings →
771 WEST END AVENUEMANHATTAN · 1 open · latest 09/29/2026
5 projects
171 WEST 71 STREETMANHATTAN · latest 09/11/2024
2 projects
157 WEST 79 STREETMANHATTAN · latest 02/05/2021
2 projects
123 WEST 93 STREETMANHATTAN · latest 11/15/2021
2 projects
475 AVENUE OF THE AMERMANHATTAN · latest 04/17/2026
1 projects
315 WEST 70 STREETMANHATTAN · 1 open · latest 08/26/2026
1 projects
Key relationships
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Filing representatives
Contractors
Owners
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01403563 ↗771 WEST END AVENUE
MANHATTAN
AlterationPermit Issued07/02/202609/29/2026Proposed interior renovation modification to apartment 5D, including relocating the kitchen and 1 bedroom changes. No Change in Use, Egress,…
M01424461 ↗315 WEST 70 STREET
MANHATTAN
AlterationPermit Issued07/08/202608/26/2026INTERIOR RENOVATION OF APARTMENT 6C ON THE 6TH FLOOR. PLUMBING WORK TO BE FILED UNDER LAA. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
M01133086 ↗475 AVENUE OF THE AMER
MANHATTAN
AlterationSigned-off12/05/202404/17/2026Proposed interior renovations to apartment 6RS. The minor layout changes bedroom closets and entrance area in bathroom 2. New finishes and m…
M01204601 ↗110 RIVERSIDE DRIVE
MANHATTAN
AlterationPermit Issued04/07/202507/29/2025RELOCATION OF KITCHEN, ADDITION OF 3-PIECE BATHROOM AND LAUNDRY ROOM. NO CHANGE OF USE EGRESS OR OCCUPANCY.
M00904082 ↗171 WEST 71 STREET
MANHATTAN
AlterationSigned-off10/26/202309/11/2024INTERIOR RENOVATION OF APARTMENT 5A ON THE 5TH FLOOR, TO INCLUDE ONE MASONRY OPENING ENLARGEMENT FOR NEW LOUVER. FILED IN CONJUNCTION WITH #…
M00864469 ↗120 EAST 85 STREET
MANHATTAN
AlterationSigned-off05/03/202306/03/2024INTERIOR RENOVATION WORK INCLUDING REMOVAL OF NON-LOAD BEARING PARTITIONS, INSTALLATION OF NEW WALL PARTITIONS, NEW BATHROOM AND NEW PAINT F…
Counts cover all 20 projects (12 DOB NOW + 8 legacy BIS). Dated by first filing; BIS projects by first permit issuance.
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
STEFANIE WERNER407/02/2026
A2 ARCHITECT, PC207/08/2026
DANIEL SAMTON AIA110/04/2022
DOMINICK R. PILLA ASSOCIATES, PC107/29/2021
JUNG H. CHOI, ARCHITECT, PC105/13/2024
KELLEY DESIGN101/07/2026
PVE ENGINEERING110/26/2023
TECC SOLUTIONS105/03/2020
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
MONARCH PLUMB & HTG LLC406/17/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
ABC MANAGEMENT105/13/2024
AKAM ASSOCIATES, INC.107/08/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
BRP CONSTRUCTION GROUP, LLC306/17/2026
J.A. EXPEDITING, LLC107/08/2026
JOSEPH HO CONSULTING110/26/2023
KNA CONSULTING INC110/04/2022
12 DOB NOW projects + 8 legacy BIS projects, anchored the same way as Buildings Worked. Status is the project's permit state today: open = at least one permit currently issued. BIS projects show their raw permit status and are not counted as open.
All 20Open permit 3Signed off 9Other status 8
20 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01403563 ↗771 WEST END AVENUE
MANHATTAN
AlterationPermit Issued07/02/202609/29/2026Proposed interior renovation modification to apartment 5D, including relocating the kitchen and 1 bedroom changes. No Change in Use, Egress,…
M01424461 ↗315 WEST 70 STREET
MANHATTAN
AlterationPermit Issued07/08/202608/26/2026INTERIOR RENOVATION OF APARTMENT 6C ON THE 6TH FLOOR. PLUMBING WORK TO BE FILED UNDER LAA. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
M01133086 ↗475 AVENUE OF THE AMER
MANHATTAN
AlterationSigned-off12/05/202404/17/2026Proposed interior renovations to apartment 6RS. The minor layout changes bedroom closets and entrance area in bathroom 2. New finishes and m…
M01204601 ↗110 RIVERSIDE DRIVE
MANHATTAN
AlterationPermit Issued04/07/202507/29/2025RELOCATION OF KITCHEN, ADDITION OF 3-PIECE BATHROOM AND LAUNDRY ROOM. NO CHANGE OF USE EGRESS OR OCCUPANCY.
M00904082 ↗171 WEST 71 STREET
MANHATTAN
AlterationSigned-off10/26/202309/11/2024INTERIOR RENOVATION OF APARTMENT 5A ON THE 5TH FLOOR, TO INCLUDE ONE MASONRY OPENING ENLARGEMENT FOR NEW LOUVER. FILED IN CONJUNCTION WITH #…
M00864469 ↗120 EAST 85 STREET
MANHATTAN
AlterationSigned-off05/03/202306/03/2024INTERIOR RENOVATION WORK INCLUDING REMOVAL OF NON-LOAD BEARING PARTITIONS, INSTALLATION OF NEW WALL PARTITIONS, NEW BATHROOM AND NEW PAINT F…
M00904711 ↗171 WEST 71 STREET
MANHATTAN
AlterationSigned-off10/26/202305/30/2024MECHANICAL WORK IN APARTMENT 5A ON THE FIFTH FLOOR, IN CONJUNCTION WITH #M00904082 AND M00943489. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
M00916663 ↗771 WEST END AVENUE
MANHATTAN
AlterationSigned-off09/11/202311/22/2023Proposed modifications to apartment 6D for the bathroom in Replacing of three bathroom fixtures , Washing and Dryer and one gas Stove in kit…
M00744415 ↗327 CENTRAL PARK WEST
MANHATTAN
AlterationSigned-off06/02/202207/21/2022PROPOSED INTERIOR RENOVATION TO APARTMENT 4A, NO CHANGE TO USE, EGRESS OR OCCUPANCY.
M00754672 ↗771 WEST END AVENUE
MANHATTAN
AlterationSigned-off06/17/202207/11/2022Combining apartment 12G and 12EF into one apartment 12GEF: the work includes creating an opening between the two apartments, removal of exis…
M00290556 ↗771 WEST END AVENUE
MANHATTAN
AlterationSigned-off05/03/202011/16/2021Mechanical application filed as per plan provided
M00544921 ↗123 WEST 93 STREET
MANHATTAN
AlterationSigned-off07/29/202111/15/2021INTERIOR RENOVATION TO APARTMENT 9C AS PER PLANS FILED HEREWITH. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
321314314BIS156 DECATUR STREET
BROOKLYN
—ISSUED02/07/201704/13/2021—PL
123355172BIS157 WEST 79 STREET
MANHATTAN
—ISSUED08/10/201802/05/2021—MH, OT, PL
123703821BIS771 WEST END AVENUE
MANHATTAN
—ISSUED10/08/202010/08/2020—OT
140837174BIS309 WEST 118 STREET
MANHATTAN
—ISSUED05/28/201906/03/2019—OT, PL
123157154BIS157 WEST 79 STREET
MANHATTAN
—ISSUED02/21/201902/21/2019—OT
123395325BIS123 WEST 93 STREET
MANHATTAN
—ISSUED06/06/201806/14/2018—OT, PL
123059144BIS677 WEST END AVENUE
MANHATTAN
—ISSUED05/12/201712/05/2017—MH, OT, PL
123111337BIS334 WEST 87 STREET
MANHATTAN
—ISSUED10/03/201710/23/2017—OT, PL
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
771 WEST END AVENUE ↗1009/30/2026
315 WEST 70 STREET ↗108/27/2026
171 WEST 71 STREET ↗1107/08/2026
110 RIVERSIDE DRIVE ↗107/08/2026
327 CENTRAL PARK WEST ↗303/21/2026
120 EAST 85 STREET ↗603/21/2026
475 AVENUE OF THE AMER ↗303/21/2026
123 WEST 93 STREET ↗303/21/2026
▾Documents — 387 on file (BIS + DOB NOW)
▸Plans & Drawings27
▸DOB NOWPlans/Sketch26
Showing 3 of 26 on file for this type
▸DOB NOWPlans/Sketch - Mechanical Systems1
▸Applications & Permits72
▸BISPLAN / WORK APPROVAL APPLICATION25
06/14/2023123157154 · 157 WEST 79 STREETOpen ↗
05/12/2022123157154 · 157 WEST 79 STREETOpen ↗
05/04/2022123157154 · 157 WEST 79 STREETOpen ↗
Showing 3 of 25 on file for this type
▸BISWORK PERMIT APPLICATION22
04/15/2021321314314 · 156 DECATUR STREETOpen ↗
04/07/2021321314314 · 156 DECATUR STREETOpen ↗
11/23/2020123355172 · 157 WEST 79 STREETOpen ↗
Showing 3 of 22 on file for this type
▸DOB NOWLPC Approval/Permit22
08/29/2026M00916663-S1 · 771 WEST END AVENUEOpen ↗
08/15/2026M00290556-I1 · 771 WEST END AVENUEOpen ↗
08/15/2026M01403563-S1 · 771 WEST END AVENUEOpen ↗
Showing 3 of 22 on file for this type
▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION3
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 3 on file for this type
▸Zoning, Tax Lot & Property Records3
▸BISADDRESS: NEW HOUSE NUMBER APPROVED1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISZONING DIAGRAM1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISCO OBJ: VERIFY ADDRESS-TOPO STAMP1
05/24/2021321314314 · 156 DECATUR STREETOpen ↗
▸Seals & Professional Certifications87
▸DOB NOWDPL-1: Design Professional Seal & Signature26
09/05/2026M00290556-I1 · 771 WEST END AVENUEOpen ↗
09/01/2026M00744415-P1 · 327 CENTRAL PARK WESTOpen ↗
09/01/2026M00744415-S1 · 327 CENTRAL PARK WESTOpen ↗
Showing 3 of 26 on file for this type
▸DOB NOWProgress Inspector Seal & Signature25
09/02/2026M00290556-I1 · 771 WEST END AVENUEOpen ↗
09/02/2026M01204601-I1 · 110 RIVERSIDE DRIVEOpen ↗
09/02/2026M01204601-I1 · 110 RIVERSIDE DRIVEOpen ↗
Showing 3 of 25 on file for this type
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION21
10/09/2020123703821 · 771 WEST END AVENUEOpen ↗
03/06/2020321314314 · 156 DECATUR STREETOpen ↗
03/06/2020321314314 · 156 DECATUR STREETOpen ↗
Showing 3 of 21 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature12
09/02/2026M00290556-I1 · 771 WEST END AVENUEOpen ↗
09/02/2026M01204601-I1 · 110 RIVERSIDE DRIVEOpen ↗
09/01/2026M00864469-I1 · 120 EAST 85 STREETOpen ↗
Showing 3 of 12 on file for this type
▸BISPROFESSIONAL CERTIFICATION STATEMENT1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISPROFESSIONAL CERTIFIED CHECKLIST1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISAPPLICANT OWNER SIGNATURE1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Trade Schedules & Equipment19
▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE12
03/20/2019123395325 · 123 WEST 93 STREETOpen ↗
01/28/2019123395325 · 123 WEST 93 STREETOpen ↗
07/18/2018123111337 · 334 WEST 87 STREETOpen ↗
Showing 3 of 12 on file for this type
▸BISSCHEDULE B - PLUMBING5
04/02/2021123355172 · 157 WEST 79 STREETOpen ↗
04/09/2020140837174 · 309 WEST 118 STREETOpen ↗
02/18/2020140837174 · 309 WEST 118 STREETOpen ↗
Showing 3 of 5 on file for this type
▸BISPLUMBING - SUPPORTING DOCUMENTATION1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISSPRINKLER INSP REPORT : FP-851
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Safety & Tenant Protection15
▸BISTenant Protection Plan and Notes9
02/13/2019123157154 · 157 WEST 79 STREETOpen ↗
08/14/2020123703821 · 771 WEST END AVENUEOpen ↗
Showing 2 of 9 on file for this type
▸BISDEMOLITION SUBMITTAL CERTIFICATION FORM3
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 3 on file for this type
▸BISSTREET TREE CHECKLIST1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISEXCAVATION OR DEMOLITION: 5-DAY NOTICE1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸DOB NOWTenant Protection Plan1
08/15/2026M00290556-I1 · 771 WEST END AVENUEOpen ↗
▸Environmental & Asbestos34
▸DOB NOWDEP ACP-5: Asbestos Assessment Report26
09/01/2026M00744415-P1 · 327 CENTRAL PARK WESTOpen ↗
09/01/2026M00744415-S1 · 327 CENTRAL PARK WESTOpen ↗
09/01/2026M00744415-I1 · 327 CENTRAL PARK WESTOpen ↗
Showing 3 of 26 on file for this type
▸BISASBESTOS: CERTIFICATION (DEP ACP5)8
12/31/2018123157154 · 157 WEST 79 STREETOpen ↗
Showing 1 of 8 on file for this type
▸Energy Compliance19
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS9
09/19/2019123395325 · 123 WEST 93 STREETOpen ↗
09/19/2019123395325 · 123 WEST 93 STREETOpen ↗
12/31/2018123157154 · 157 WEST 79 STREETOpen ↗
Showing 3 of 9 on file for this type
▸BISAS-BUILT ENERGY ANALYSIS5
06/15/2021123355172 · 157 WEST 79 STREETOpen ↗
06/12/2020140837174 · 309 WEST 118 STREETOpen ↗
09/19/2019123395325 · 123 WEST 93 STREETOpen ↗
Showing 3 of 5 on file for this type
▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY3
06/15/2021123355172 · 157 WEST 79 STREETOpen ↗
06/12/2020140837174 · 309 WEST 118 STREETOpen ↗
Showing 2 of 3 on file for this type
▸BISAS-BUILT ENERGY ANALYSIS (EN2)1
05/10/2022123157154 · 157 WEST 79 STREETOpen ↗
▸DOB NOWEN2: As Built Energy Analysis1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Inspections & Test Reports8
▸BISTECHNICAL REPORT: RESPONSIBILITY6
06/21/2021123355172 · 157 WEST 79 STREETOpen ↗
06/21/2021123355172 · 157 WEST 79 STREETOpen ↗
06/21/2021123355172 · 157 WEST 79 STREETOpen ↗
Showing 3 of 6 on file for this type
▸BISDEP Hydrant Flow Test Letter1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISFIRE-RESISTANT PENETRATIONS AND JOINTS (FIRESTOP)1
05/19/2022123703821 · 771 WEST END AVENUEOpen ↗
▸Approvals, Objections & Sign-offs29
▸BISLANDMARKS APPROVAL9
07/09/2020321314314 · 156 DECATUR STREETOpen ↗
02/04/2019123157154 · 157 WEST 79 STREETOpen ↗
02/04/2019123157154 · 157 WEST 79 STREETOpen ↗
Showing 3 of 9 on file for this type
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST6
09/28/2023123157154 · 157 WEST 79 STREETOpen ↗
06/21/2021123355172 · 157 WEST 79 STREETOpen ↗
06/12/2020140837174 · 309 WEST 118 STREETOpen ↗
Showing 3 of 6 on file for this type
▸BISLETTERS - SUPPORTING DOCUMENTATION4
11/25/2020123703821 · 771 WEST END AVENUEOpen ↗
10/09/2020123703821 · 771 WEST END AVENUEOpen ↗
10/09/2020123703821 · 771 WEST END AVENUEOpen ↗
Showing 3 of 4 on file for this type
▸BISLANDMARKS SIGNOFF4
09/28/2023123157154 · 157 WEST 79 STREETOpen ↗
05/20/2022123703821 · 771 WEST END AVENUEOpen ↗
06/15/2021123355172 · 157 WEST 79 STREETOpen ↗
Showing 3 of 4 on file for this type
▸BISSUPERSEDING LETTER2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸BISFINAL2
05/19/2022123703821 · 771 WEST END AVENUEOpen ↗
05/10/2022123157154 · 157 WEST 79 STREETOpen ↗
▸BISSCHEDULE A - OCCUPANCY / USE1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISADMINISTRATIVE OBJECTIONS1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Cost, Insurance & Ownership18
▸BISCOST AFFIDAVIT14
06/15/2021123355172 · 157 WEST 79 STREETOpen ↗
12/09/2020321314314 · 156 DECATUR STREETOpen ↗
06/12/2020140837174 · 309 WEST 118 STREETOpen ↗
Showing 3 of 14 on file for this type
▸BISCOST AFFIDAVIT (FINAL): PW32
05/20/2022123703821 · 771 WEST END AVENUEOpen ↗
05/10/2022123157154 · 157 WEST 79 STREETOpen ↗
▸BISCOST AFFIDAVIT ESTIMATE: (PW3)1
08/14/2020123703821 · 771 WEST END AVENUEOpen ↗
▸BISHIC LICENSE OR AFFIDAVIT1
05/25/2017123059144 · 677 WEST END AVENUEOpen ↗
▸Filing & Intake Forms44
▸BISADDITIONAL INFORMATION18
01/20/2021123703821 · 771 WEST END AVENUEOpen ↗
01/19/2021123703821 · 771 WEST END AVENUEOpen ↗
01/19/2021123703821 · 771 WEST END AVENUEOpen ↗
Showing 3 of 18 on file for this type
▸BISBOROUGH INTAKE FORM14
04/15/2021321314314 · 156 DECATUR STREETOpen ↗
04/07/2021321314314 · 156 DECATUR STREETOpen ↗
10/09/2020123703821 · 771 WEST END AVENUEOpen ↗
Showing 3 of 14 on file for this type
▸BISEFILING COVER SHEET11
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 11 on file for this type
▸BISEFILING JOB APPLICATION COVER SHEET1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Other Documents12
▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION8
On file, but not among the 200 most recently loaded documents for this source.
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▸BISBPP - SUPPORTING DOCUMENTATION1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISPLOT DIAGRAM1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISDepartment of Consumer Affairs (DCA) Form1
10/04/2017123111337 · 334 WEST 87 STREETOpen ↗
▸DOB NOWProof of Historic Building1
08/13/2026M00904082-I1 · 171 WEST 71 STREETOpen ↗