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Design Firm
KLH ENGINEERS, PSC
Design
2 projects with open permitsMANHATTAN · 19BROOKLYN · 13QUEENS · 7
28 of 29 buildings mapped
61
Total Filings
44
Projects on File
29
Buildings Worked
2
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month44 projects all-time
0358Jul '19 · 2Aug '19 · 5Sep '19 · 4Nov '19 · 3Dec '19 · 1Feb '20 · 7May '20 · 2Jul '20 · 3Aug '20 · 1Sep '20 · 3Jan '21 · 1Oct '21 · 1Aug '22 · 2May '23 · 3Aug '23 · 1Sep '23 · 2Nov '23 · 1Jun '26 · 22020202120222023202420252026
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit25%
Signed off3989%
Filed only37%
By project type
Alteration44
Most active buildings
All buildings →
159 5 AVENUEMANHATTAN · latest 04/22/2021
4 projects
205 EAST 31 STREETMANHATTAN · latest 09/12/2019
3 projects
500 WEST 33 STREETMANHATTAN · latest 07/19/2023
3 projects
402 CLERMONT AVENUEBROOKLYN · latest 12/03/2021
3 projects
1585 BROADWAYMANHATTAN · 2 open · latest 09/29/2026
2 projects
611 5 AVENUEMANHATTAN · latest 08/29/2022
2 projects
Key relationships
Everyone →
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01390693 ↗1585 BROADWAY
MANHATTAN
AlterationPermit Issued06/02/202609/29/2026Removal of existing HVAC,WSHP, & equipment and distribution and replacement with same as per plans filed herewith. No change in use, egress…
M01390729 ↗1585 BROADWAY
MANHATTAN
AlterationPermit Issued06/02/202606/09/2026All new Tenant space on ground level. Tenant Space of the building fed from overall building systems including Domestic Water Supply and San…
B00311232 ↗66 NORTH 3 STREET
BROOKLYN
AlterationSigned-off02/17/202004/11/2024Modification to sprinkler system and related piping as shown on drawings filed herewith. No change in use, egress or occupancy.
Q00947974 ↗155-08 CROSS BAY BOULEVARD
QUEENS
AlterationSigned-off11/09/202311/17/2023Bank renovation (Capital One), work to include mechanical modification of relocation of existing air devices and associated branch duct rero…
X00921296 ↗1941 WILLIAMSBRIDGE ROAD
BRONX
AlterationSigned-off09/20/202310/02/2023BATHROOM RENOVATION (CAPITAL ONE), WORK TO INCLUDE PLUMBING MODIFICATIONS AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
X00921268 ↗1941 WILLIAMSBRIDGE ROAD
BRONX
AlterationSigned-off09/20/202309/26/2023BATHROOM RENOVATION (CAPITAL ONE), WORK TO INCLUDE MECHANCAL MODIFICATIONS AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
Counts cover all 44 projects (44 DOB NOW). 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
ANDREW ROBINSON105/11/2021
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
DANSON HEIGHTS SERVICE CO808/14/2020
AMERICAN PLBG SOLUTIONS I209/30/2019
ASHLAR MECHANICAL CORP205/11/2021
DUO PLUMBING & HTG CORP.209/15/2023
GREGOR INDUSTRIES INC209/20/2023
SACHSE CONSTRUCTION AND202/17/2020
SMITH-MCCORD, INC205/20/2020
ABCO PEERLESS SPRINKLER C108/16/2022
AGGRESSIVE FIRE PROT LLC111/09/2020
BEDROCK PLBG. & HTG., INC111/06/2019
BLACK SQUARE BUILDERS COR103/31/2020
COYLE CONTRACTING CORP110/19/2021
FLYTIGER P & H LTD112/20/2021
FLYTIGER PLB & HTG LTD110/19/2021
FOLOR INC108/16/2022
HENG YIP CONSTRUCTION COR110/20/2022
M&T PLBG AND HTG CO., INC102/26/2020
MACCARONE PLUMBING INC109/20/2023
PAR FIRE PROTECTION LLC106/02/2026
PAR PLUMBING CO., INC106/02/2026
PHILIP ANDREWS LLC112/09/2019
PRODUCTION CONTRACT. LLC106/02/2026
PSI PARTNERS, LLC111/09/2020
QUALITY RENOVATION TEAM I101/07/2021
SCHIMENTI CONSTRUCTION CO108/01/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
SHEFA LAND CORP.405/11/2021
WALGREENS409/30/2019
THE SHOPS AT COLUMBUS CIRCLE309/20/2023
CAPITAL ONE209/20/2023
MORGAN STANLEY206/02/2026
VORNADO REALTY TRUST211/06/2019
155 CROSSBAY REALTY CO, LLC111/09/2023
SL GREEN REALTY CORP112/09/2019
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
GILLMAN CONSULTING INC309/20/2023
OUTSOURCE CONSULTANTS, INC.311/09/2023
A1 EXPEDITING SERVICE CORP.206/02/2026
PEROTTO CONSULTING MGT208/16/2022
BROOKBRIDGE CONSULTING105/11/2021
44 DOB NOW 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 44Open permit 2Signed off 39Filed only 3
44 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01390693 ↗1585 BROADWAY
MANHATTAN
AlterationPermit Issued06/02/202609/29/2026Removal of existing HVAC,WSHP, & equipment and distribution and replacement with same as per plans filed herewith. No change in use, egress…
M01390729 ↗1585 BROADWAY
MANHATTAN
AlterationPermit Issued06/02/202606/09/2026All new Tenant space on ground level. Tenant Space of the building fed from overall building systems including Domestic Water Supply and San…
B00311232 ↗66 NORTH 3 STREET
BROOKLYN
AlterationSigned-off02/17/202004/11/2024Modification to sprinkler system and related piping as shown on drawings filed herewith. No change in use, egress or occupancy.
Q00947974 ↗155-08 CROSS BAY BOULEVARD
QUEENS
AlterationSigned-off11/09/202311/17/2023Bank renovation (Capital One), work to include mechanical modification of relocation of existing air devices and associated branch duct rero…
X00921296 ↗1941 WILLIAMSBRIDGE ROAD
BRONX
AlterationSigned-off09/20/202310/02/2023BATHROOM RENOVATION (CAPITAL ONE), WORK TO INCLUDE PLUMBING MODIFICATIONS AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
X00921268 ↗1941 WILLIAMSBRIDGE ROAD
BRONX
AlterationSigned-off09/20/202309/26/2023BATHROOM RENOVATION (CAPITAL ONE), WORK TO INCLUDE MECHANCAL MODIFICATIONS AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
M00890050 ↗100 WEST 125 STREET
MANHATTAN
AlterationSigned-off08/01/202308/08/2023APPLICATION FILED FOR MECHANICAL MODIFICATIONS/ADDITIONS ON THE 1ST FLOOR & 2ND FLOOR FOR STORE (H&M) AS PER PLANS FILED HEREWITH. NO CHANGE…
M00863467 ↗500 WEST 33 STREET
MANHATTAN
AlterationSigned-off05/11/202307/19/2023INSTALL NEW SPRINKLER HEADS AND RELATED PIPING FOR RU212 AS SHOWN ON DRAWINGS FILED HEREWITH. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
M00863464 ↗500 WEST 33 STREET
MANHATTAN
AlterationSigned-off05/11/202306/01/2023REMOVE AND INSTALL NEW PLUMBING FIXTURES AND RELATED PIPING FOR RU 212 AS SHOWN ON DRAWINGS FILED HEREWITH. NO CHANGE IN USE, EGRES OR OCCU…
M00863462 ↗500 WEST 33 STREET
MANHATTAN
AlterationSigned-off05/11/202305/31/2023MODIFICATION TO EXISTING HVAC DUCTWORK AND RELATED PIPING FOR RU 212 AS SHOWN ON DRAWINGS FILED HEREWITH. NO CHANGE IN USE, EGRESS OR OCCUP…
M00787957 ↗611 5 AVENUE
MANHATTAN
AlterationSigned-off08/16/202208/29/2022#8607 - Sprinkler modifications in LV space. No change in egress, use, or occupancy.
M00787921 ↗611 5 AVENUE
MANHATTAN
AlterationSigned-off08/16/202208/19/2022
Contractor FOLOR INC
#8607 - Ductwork and Lighting modifications in existing retail space. No change in egress, use or occupancy.
B00364886 ↗402 CLERMONT AVENUE
BROOKLYN
AlterationSigned-off09/03/202012/03/2021INSTALL PLUMBING FIXTURES. WORK FILED IN CONJUNCTION WITH CONVERSION FROM TWO TO ONE-FAMILY RESIDENCE (DOB ALT1# 321990182)
B00365366 ↗402 CLERMONT AVENUE
BROOKLYN
AlterationSigned-off09/03/202011/23/2021INSTALL NEW SPRINKLER SYSTEM. FILED IN CONJUNCTION WITH ALT-1 DOB# 321990182.
B00611319 ↗519 ROCKAWAY AVENUEAlterationSigned-off10/19/202111/15/2021Modification to existing HVAC system as per plans filed herewith. No change in use, egress or occupancy under this application.
M00314089 ↗159 5 AVENUE
MANHATTAN
AlterationSigned-off02/26/202004/22/2021Modifications to the existing plumbing system on the cellar, 1st and 2nd floors as per plans. No change to use, egress or occupancy.
M00314105 ↗159 5 AVENUE
MANHATTAN
AlterationSigned-off02/26/202004/21/2021Modifications to the existing sprinkler system on the cellar, 1st and 2nd floors as per plans. No change to use, egress or occupancy.
M00314109 ↗159 5 AVENUE
MANHATTAN
AlterationSigned-off02/26/202004/21/2021Modifications to the existing standpipe system on the 1st floor as per plans. No change to use, egress or occupancy.
Q00391647 ↗37-02 82 STREET
QUEENS
AlterationSigned-off01/06/202101/12/2021Mechanical work for existing Capital One Bank Tenant Improvement. No change in use, egress, or occupancy.
X00371381 ↗4191 WHITE PLAINS ROAD
BRONX
AlterationSigned-off07/20/202001/07/2021Plumbing work pertaining to commercial build out.
M00313629 ↗159 5 AVENUE
MANHATTAN
AlterationSigned-off02/26/202012/11/2020Modifications to the existing HVAC system on the cellar, 1st and 2nd floors as per plans. No change to use, egress or occupancy.
B00364840 ↗402 CLERMONT AVENUE
BROOKLYN
AlterationSigned-off09/03/202011/23/2020MECHANICAL WORK FILED IN CONJUNCTION WITH CONVERSION FROM A TWO TO ONE-FAMILY RESIDENCE (ALT-I # 321990182). INSTALL HVAC SYSTEM.
B00384271 ↗1532 86 STREET
BROOKLYN
AlterationSigned-off08/14/202008/18/2020filing application for direct replacement of 3 rooftop units. No change in use egress or occupancy.
B00311298 ↗66 NORTH 3 STREET
BROOKLYN
AlterationSigned-off02/17/202007/10/2020Modification to HVAC ductwork and related piping as shown on drawings filed herewith. No change in use, egress or occupancy.
B00361980 ↗355 KNICKERBOCKER AVENUE
BROOKLYN
AlterationSigned-off07/06/202007/09/2020HEREBY FILING FOR THE INSTALLATION OF ROOFTOP UNITS. NO CHANGE TO USE EGRESS OR OCCUPANCY.
M00361985 ↗1 WHITEHALL STREET
MANHATTAN
AlterationSigned-off07/06/202007/09/2020INSTALLATION OF HVAC UNITS. NO CHANGE TO USE EGRESS OR OCCUPANCY.
B00257669 ↗154A DIAMOND STREET
BROOKLYN
AlterationSigned-off11/27/201907/06/2020INSTALLATION OF NEW MECHANICAL SYSTEM IN CONJUNCTION WITH RENOVATION OF 2 FAMILY. RELATED GENERAL CONSTRUCTION, PLUMBING AND STRUCTURAL FILE…
B00337475 ↗165 JORALEMON STREET
BROOKLYN
AlterationSigned-off05/29/202006/11/2020Relocation of (3) condensing units and related piping from the cellar to the Roof.
B00333530 ↗679 VAN SINDEREN AVENUE
BROOKLYN
AlterationSigned-off05/20/202006/08/2020INSTALLATION OF DUCTWORK IN CONJUNCTION WITH TENANT BUILD OUT. NO CHANGE IN USE EGRESS OR OCCUPANCY.
M00226009 ↗715 LEXINGTON AVENUE
MANHATTAN
AlterationSigned-off11/06/201905/11/2020Modification to existing HVAC system as shown on drawings filed herewith. No change in use, egress or occupancy.
B00188596 ↗26 3 PLACE
BROOKLYN
AlterationSigned-off07/10/201903/23/2020filing for mechanical work for CONVERTING FROM TWO DWELING UNITS TO A SINGLE FAMILY RESIDENCE.
B00295247 ↗384 MOTHER GASTON BLVD
BROOKLYN
AlterationSigned-off02/10/202002/11/2020DIRECT REPLACMENT OF ROOF TOP HVAC UNITS. NO CHANGE TO USE, OCCUPANCY OR EGRESS.
M00225960 ↗715 LEXINGTON AVENUE
MANHATTAN
AlterationSigned-off11/06/201901/31/2020Remove and install new plumbing fixtures as shown on drawings filed herewith. No change in use, egress or occupancy.
M00263176 ↗115 SPRING STREET
MANHATTAN
AlterationSigned-off12/09/201901/07/2020mechanical modifications taking place on the cellar floor as per plans filed herewith. no change in use, egress or occupancy.
Q00201429 ↗93-20 ASTORIA BOULEVARD
QUEENS
AlterationSigned-off08/05/201912/16/2019
Owner WALGREENS
REPLACEMENT OF ROOF TOP UNITS ON EXISTING DUNNAGE AND PIPING
Q00201223 ↗119-02 ROCKAWAY BOULEVARD
QUEENS
AlterationSigned-off08/05/201912/13/2019
Owner WALGREENS
REPLACEMENT OF ROOFTOP UNITS ON EXISTING DUNNAGE AND PIPING.
B00188609 ↗26 3 PLACE
BROOKLYN
AlterationSigned-off07/10/201912/09/2019
Contractor NICHOLAS SUIDA
PLUMBING WORK FILED FOR CONVERSION FROM TWO FAMILY TO 1 FAMILY RESIDENCE. GENERAL CONSTRUCTION WORK FILED UNDER APPLICATION #321594066
S00201688 ↗2655 RICHMOND AVENUE
STATEN ISLAND
AlterationSigned-off09/12/201910/10/2019SPACE #2492-TENANT WORK: CLAIRE'S: INTERIOR TENANT IMPROVEMENT. EXISTING HVAC UNIT TO REMAIN. MODIFY/EXTEND DUCTWORK TO MATCH NEW AIR DEV…
M00190412 ↗205 EAST 31 STREET
MANHATTAN
AlterationFiled — no permit on record09/12/2019———
M00191178 ↗205 EAST 31 STREET
MANHATTAN
AlterationFiled — no permit on record09/12/2019——
M00207438 ↗205 EAST 31 STREET
MANHATTAN
AlterationFiled — no permit on record09/12/2019———
Q00201719 ↗82-67 BROADWAY
QUEENS
AlterationSigned-off08/12/201908/30/2019
Owner WALGREENS
REPLACEMENT OF ROOFTOP UNITS ON EXISTING DUNNAGE AND PIPING.
Q00202018 ↗33-55 34 AVENUE
QUEENS
AlterationSigned-off08/13/201908/30/2019
Owner WALGREENS
REPLACEMENT OF ROOFTOP UNITS ON EXISTING DUNNAGE AND PIPING
Q00196275 ↗149-28 14 AVENUE
QUEENS
AlterationSigned-off08/12/201908/15/2019REPLACEMENT OF ROOF TOP UNITS ON EXISTING DUNNAGE AND PIPING.
Scope of Work
HVAC — 1 project · most recent 06/02/2026
Heating and Air Conditioning Systems Heating Systems Ventilation Systems
Sprinkler / Standpipe — 1 project · most recent 06/02/2026
No specific sub-scope on file — project count only.
Plumbing — 2 projects · most recent 06/02/2026
Water/Sanitary Gas
▾Documents — 302 on file (BIS + DOB NOW)
▸Plans & Drawings61
▸DOB NOWPlans/Sketch - Mechanical Systems26
Showing 3 of 26 on file for this type
▸DOB NOWPlans/Sketch14
09/02/2026M00787921-I1 · 611 5 AVENUERequest digital key ↗
09/02/2026M00787957-I1 · 611 5 AVENUERequest digital key ↗
Showing 3 of 14 on file for this type
▸DOB NOWPlans/Sketch - Plumbing12
09/05/2026M00314089-I1 · 159 5 AVENUERequest digital key ↗
Showing 3 of 12 on file for this type
▸DOB NOWPlans/Sketch - Sprinkler8
09/03/2026M00314105-I1 · 159 5 AVENUERequest digital key ↗
09/03/2026M00314105-P1 · 159 5 AVENUERequest digital key ↗
Showing 3 of 8 on file for this type
▸DOB NOWPlans/Sketch - Standpipe1
09/05/2026M00314109-I1 · 159 5 AVENUERequest digital key ↗
▸Applications & Permits13
▸DOB NOWLPC Approval/Permit11
09/05/2026M00314089-I1 · 159 5 AVENUEOpen ↗
08/13/2026Q00391647-I1 · 37-02 82 STREETOpen ↗
08/13/2026M00313629-I1 · 159 5 AVENUEOpen ↗
Showing 3 of 11 on file for this type
▸DOB NOWState DEC Permit2
08/13/2026B00188609-P1 · 26 3 PLACEOpen ↗
08/13/2026B00188609-I1 · 26 3 PLACEOpen ↗
▸Seals & Professional Certifications171
▸DOB NOWProgress Inspector Seal & Signature86
09/23/2026Q00201223-I1 · 119-02 ROCKAWAY BOULEVARDOpen ↗
09/23/2026Q00201223-I1 · 119-02 ROCKAWAY BOULEVARDOpen ↗
09/23/2026Q00201223-I1 · 119-02 ROCKAWAY BOULEVARDOpen ↗
Showing 3 of 86 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature59
09/05/2026M00207438-I1 · 205 EAST 31 STREETOpen ↗
09/05/2026M00225960-I1 · 715 LEXINGTON AVENUEOpen ↗
09/05/2026M00314089-I1 · 159 5 AVENUEOpen ↗
Showing 3 of 59 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature26
09/23/2026Q00201223-I1 · 119-02 ROCKAWAY BOULEVARDOpen ↗
09/23/2026M01390729-I1 · 1585 BROADWAYOpen ↗
09/02/2026M00263176-I1 · 115 SPRING STREETOpen ↗
Showing 3 of 26 on file for this type
▸Safety & Tenant Protection5
▸DOB NOWTenant Protection Plan5
08/13/2026M00263176-I1 · 115 SPRING STREETOpen ↗
08/13/2026B00311232-I1 · 66 NORTH 3 STREETOpen ↗
08/13/2026B00311232-P1 · 66 NORTH 3 STREETOpen ↗
Showing 3 of 5 on file for this type
▸Environmental & Asbestos42
▸DOB NOWDEP ACP-5: Asbestos Assessment Report32
09/05/2026M00225960-I1 · 715 LEXINGTON AVENUEOpen ↗
09/05/2026M00314089-I1 · 159 5 AVENUEOpen ↗
09/04/2026M00361985-I1 · 1 WHITEHALL STREETOpen ↗
Showing 3 of 32 on file for this type
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form4
08/13/2026Q00391647-I1 · 37-02 82 STREETOpen ↗
08/13/2026B00188609-I1 · 26 3 PLACEOpen ↗
08/13/2026B00188596-I1 · 26 3 PLACEOpen ↗
Showing 3 of 4 on file for this type
▸DOB NOWOER: Notice of Satisfaction3
08/13/2026M00863462-I1 · 500 WEST 33 STREETOpen ↗
08/13/2026M00863464-I1 · 500 WEST 33 STREETOpen ↗
08/13/2026M00890050-I1 · 100 WEST 125 STREETOpen ↗
▸DOB NOWOER: Notice to Proceed3
08/13/2026M00863462-I1 · 500 WEST 33 STREETOpen ↗
08/13/2026M00863464-I1 · 500 WEST 33 STREETOpen ↗
08/13/2026M00890050-I1 · 100 WEST 125 STREETOpen ↗
▸Energy Compliance7
▸DOB NOWPreliminary Commissioning Report Certification5
08/13/2026Q00201223-I1 · 119-02 ROCKAWAY BOULEVARDOpen ↗
08/13/2026Q00196275-I1 · 149-28 14 AVENUEOpen ↗
08/13/2026Q00201719-I1 · 82-67 BROADWAYOpen ↗
Showing 3 of 5 on file for this type
▸DOB NOWEN2: As Built Energy Analysis.2
08/13/2026B00384271-I1 · 1532 86 STREETOpen ↗
08/13/2026B00611319-I1 · 519 ROCKAWAY AVENUEOpen ↗
▸Approvals, Objections & Sign-offs2
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter1
09/01/2026B00611319-I1 · 519 ROCKAWAY AVENUEOpen ↗
▸DOB NOWDEP Variance (V5) letter1
08/13/2026M00191178-I1 · 205 EAST 31 STREETOpen ↗
▸Other Documents1
▸DOB NOWProof of Historic Building1
08/13/2026M00787921-I1 · 611 5 AVENUEOpen ↗