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Design Firm
Interface Engineering, PLLC
Design · filed under 2 names
7 projects with open permitsMANHATTAN · 11QUEENS · 3BROOKLYN · 1
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9 buildings
25
Total Filings
15
Projects on File
9
Buildings Worked
7
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month15 projects all-time
0235Jun '24 · 1Feb '25 · 2Mar '25 · 2Oct '25 · 4Dec '25 · 1Jan '26 · 1Mar '26 · 1May '26 · 2Jun '26 · 1Jun '24Sep '24Dec '24Mar '25Jun '25Sep '25Dec '25Mar '26Jun '26
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit747%
Signed off747%
Filed only17%
By project type
Alteration15
Most active buildings
All buildings →
218 WEST 18 STREETMANHATTAN · 2 open · latest 06/10/2026
4 projects
3515 19TH AVENUEQUEENS · 2 open · latest 02/19/2026
3 projects
259 10 AVENUEMANHATTAN · latest 06/18/2025
2 projects
35 EAST 35 STREETMANHATTAN · latest 06/24/2026
1 projects
4 COLUMBUS CIRCLEMANHATTAN · latest 04/27/2026
1 projects
90 RIVERSIDE DRIVEMANHATTAN · 1 open · latest 09/21/2026
1 projects
Key relationships
Everyone →
Design firms
4 projects
1 projects
1 projects
People
All people →
Roger Frechettelatest 07/17/2026
12 filings
Eunice Yoonlatest 08/14/2026
9 filings
Filed under
Interface Engineering, PLLC16Interface Engineering PLLC9
Identified by the contact ids of the people who file for the firm and by its email domain (interfacenyc.com), not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01398948 ↗90 RIVERSIDE DRIVE
MANHATTAN
AlterationPermit Issued06/05/202609/21/2026
Contractor BYPASS MECHANICAL CORP
Filer ANZALONE ARCHITECTURE, PLLC
MECHANICAL WORK FILED IN CONJUNCTION WITH INTERIOR RENOVATION TO EXISTING APARTMENT #16E ON THE 16TH FLOOR. INSTALL NEW MECHANICAL SYSTEM.
M01056582 ↗421 HUDSON STREET
MANHATTAN
AlterationPermit Issued06/17/202407/08/2026
Owner DOUGLAS ELLIMAN PROPERTY MANAGEMENT
Contractor ALDOS MASONRY
Filer CLARKE CONSTRUCTION CONSULTANTS
VAULT REPLACEMENTS. NO CHANGE TO USE, OCCUPANCY OR EGRESS.
M01337972 ↗35 EAST 35 STREET
MANHATTAN
AlterationSigned-off12/22/202506/24/2026
Contractor MANHATTAN CONSTRUCTORS*
Filer CLARKE CONSTRUCTION CONSULTANTS
RENOVATION TO EXISTING SPACE ON 2ND FLOOR. NO CHANGE TO USE, OCCUPANCY OR EGRESS.
M01398858 ↗218 WEST 18 STREET
MANHATTAN
AlterationPermit Issued05/29/202606/10/2026
Contractor ARMON MECHANICAL INC
Filer A1 EXPEDITING SERVICE CORP.
Modification to existing core and shell space sprinkler and plumbing fixtures for tenant improvements. No change to use, egress, or occupanc…
M01398836 ↗218 WEST 18 STREET
MANHATTAN
AlterationPermit Issued05/29/202606/03/2026
Contractor CORE FOUR CONSTRUCTION IN
Filer A1 EXPEDITING SERVICE CORP.
Mechanical ductwork and modifications as per plans filed herewith. No change in use, egress, or occupancy.
M01276418 ↗4 COLUMBUS CIRCLE
MANHATTAN
AlterationSigned-off01/06/202604/27/2026
Owner C&W
Contractor FLINT MECHANICAL CORP
Filer CLARKE CONSTRUCTION CONSULTANTS
SPRINKLER WORK FILED IN CONJUNCTION WITH DOB NOW GC AND MH ON THE 2ND THRU 5TH FL. NO CHANGE TO USE, OCCUPANCY OR EGRESS.
Counts cover all 15 projects (15 DOB NOW). Dated by first filing; BIS projects by first permit issuance.
Every person filing for this firm, identified by their DOB NOW contact id (one id is one person). A person is listed under the firm they file for most.
PersonFilingsMost recent
Roger Frechette1207/17/2026
Eunice Yoon908/14/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
THREE STUDIO ARCHITECTURE, D.P.C.408/17/2026
STUDIO LYON/SZOT106/08/2026
WASEEM ABBASSI106/18/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
OCEAN PACIFIC INTERIORS *208/04/2026
A.W. & S. CONSTRUCTION CO102/25/2025
ADVANCED PLUMBING MECH110/10/2025
ALDOS MASONRY INC106/18/2026
ARMON MECHANICAL INC105/29/2026
BEDROCK MECHANICAL INC108/01/2025
BEDROCK PLBG. & HTG., INC108/01/2025
BLETSAS P&H CORP108/04/2026
CORE FOUR CONSTRUCTION IN105/29/2026
MANHATTAN CONSTRUCTORS*103/21/2026
PAR FIRE PROTECTION LLC105/11/2026
PAR PLUMBING CO., INC105/11/2026
PLUMBING WORKS CORP106/08/2026
PROTO P & H SERVICES CORP110/30/2025
REAL PLUMBING CORP108/17/2026
UNIVERSAL FIRE SPR LLC106/18/2026
VANGUARD CONSTRUCTION AND108/17/2026
VSBUILT LLC106/08/2026
WOLF CONSTRUCTION CORP 20103/24/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
AVENUES: THE WORLD SCHOOL105/11/2026
BAM (BROOKLYN ACADEMY OF MUSIC)110/10/2025
C&W108/04/2026
CUSHMAN & WAKEFIELD108/01/2025
DOUGLAS ELLIMAN PROPERTY MANAGEMENT106/18/2026
Forty Seventh Fifth Company LLC108/17/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
CLARKE CONSTRUCTION CONSULTANTS408/17/2026
A1 EXPEDITING SERVICE CORP.305/11/2026
ANZALONE ARCHITECTURE, PLLC106/08/2026
RIZZO GROUP110/30/2025
15 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 15Open permit 7Signed off 7Filed only 1
15 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01398948 ↗90 RIVERSIDE DRIVE
MANHATTAN
AlterationPermit Issued06/05/202609/21/2026
Contractor BYPASS MECHANICAL CORP
Filer ANZALONE ARCHITECTURE, PLLC
MECHANICAL WORK FILED IN CONJUNCTION WITH INTERIOR RENOVATION TO EXISTING APARTMENT #16E ON THE 16TH FLOOR. INSTALL NEW MECHANICAL SYSTEM.
M01056582 ↗421 HUDSON STREET
MANHATTAN
AlterationPermit Issued06/17/202407/08/2026
Owner DOUGLAS ELLIMAN PROPERTY MANAGEMENT
Contractor ALDOS MASONRY
Filer CLARKE CONSTRUCTION CONSULTANTS
VAULT REPLACEMENTS. NO CHANGE TO USE, OCCUPANCY OR EGRESS.
M01337972 ↗35 EAST 35 STREET
MANHATTAN
AlterationSigned-off12/22/202506/24/2026
Contractor MANHATTAN CONSTRUCTORS*
Filer CLARKE CONSTRUCTION CONSULTANTS
RENOVATION TO EXISTING SPACE ON 2ND FLOOR. NO CHANGE TO USE, OCCUPANCY OR EGRESS.
M01398858 ↗218 WEST 18 STREET
MANHATTAN
AlterationPermit Issued05/29/202606/10/2026
Contractor ARMON MECHANICAL INC
Filer A1 EXPEDITING SERVICE CORP.
Modification to existing core and shell space sprinkler and plumbing fixtures for tenant improvements. No change to use, egress, or occupanc…
M01398836 ↗218 WEST 18 STREET
MANHATTAN
AlterationPermit Issued05/29/202606/03/2026
Contractor CORE FOUR CONSTRUCTION IN
Filer A1 EXPEDITING SERVICE CORP.
Mechanical ductwork and modifications as per plans filed herewith. No change in use, egress, or occupancy.
M01276418 ↗4 COLUMBUS CIRCLE
MANHATTAN
AlterationSigned-off01/06/202604/27/2026
Owner C&W
Contractor FLINT MECHANICAL CORP
Filer CLARKE CONSTRUCTION CONSULTANTS
SPRINKLER WORK FILED IN CONJUNCTION WITH DOB NOW GC AND MH ON THE 2ND THRU 5TH FL. NO CHANGE TO USE, OCCUPANCY OR EGRESS.
M01370731 ↗580 5 AVENUE
MANHATTAN
AlterationPermit Issued03/16/202604/07/2026
Owner FORTY SEVENTH FIFTH COMPANY LLC
Contractor VANGUARD CONSTRUCTION AND
Filer CLARKE CONSTRUCTION CONSULTANTS
SP WORK FILED IN CONJUNCTION WITH DOB NOW GC, PL AND MH. NO CHANGE TO USE, OCCUPANCY OR EGRESS.
Q01309208 ↗3515 19TH AVENUE
QUEENS
AlterationPermit Issued10/30/202502/19/2026
Contractor OCEAN PACIFIC INTERIORS *
Mechanical modifications to floors 1 and 2 as per plans filed herewith. No change in use, egress, or occupancy.
Q01309210 ↗3515 19TH AVENUE
QUEENS
AlterationPermit Issued10/30/202501/09/2026
Contractor PROTO P & H SERVICES CORP
Filer RIZZO GROUP
Plumbing modifications to floors 1 and 2 as per plans filed herewith. No change in use, egress, or occupancy.
Q01309212 ↗3515 19TH AVENUE
QUEENS
AlterationFiled — no permit on record10/30/2025———
B01298541 ↗30 LAFAYETTE AVENUE
BROOKLYN
AlterationSigned-off10/10/202510/29/2025
Owner BAM (BROOKLYN ACADEMY OF MUSIC)
Contractor ADVANCED PLUMBING MECH
Filer A1 EXPEDITING SERVICE CORP.
Replace the existing sink with (1) new 3-compartment sink and (1) undercounter grease interceptor in the concession stand. (1) new hand sink…
M01159457 ↗218 WEST 18 STREET
MANHATTAN
AlterationSigned-off02/25/202506/25/2025
Contractor A.W. & S. CONSTRUCTION CO
Mechanical ductwork and modifications as per plans filed herewith. No change in use, egress, or occupancy.
M01189498 ↗259 10 AVENUE
MANHATTAN
AlterationSigned-off03/24/202506/18/2025
Owner AVENUES: THE WORLD SCHOOL
Contractor LAWRENCE J. LEVINE
Filer A1 EXPEDITING SERVICE CORP.
Modification to existing plumbing fixtures and sprinkler system as per plans filed herewith. NO change in use, egress or occupancy.
M01189494 ↗259 10 AVENUE
MANHATTAN
AlterationSigned-off03/24/202505/06/2025
Contractor WOLF CONSTRUCTION CORP 20
Modification to existing HVAC system as per plans filed herewith. NO change in use, egress or occupancy.
M01159462 ↗218 WEST 18 STREET
MANHATTAN
AlterationSigned-off02/25/202503/11/2025
Owner CUSHMAN & WAKEFIELD
Contractor BEDROCK PLBG. & HTG., INC
Filer A1 EXPEDITING SERVICE CORP.
Modification to existing core and shell space sprinkler and plumbing fixtures for tenant improvements. No change to use, egress, or occupanc…
Scope of Work
HVAC — 3 projects · most recent 08/17/2026
Air Conditioning Systems Ventilation Systems
Sprinkler / Standpipe — 3 projects · most recent 08/17/2026
No specific sub-scope on file — project count only.
Plumbing — 4 projects · most recent 08/17/2026
Water/Sanitary Gas
Structural — 1 project · most recent 06/18/2026
Steel Concrete
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
580 5 AVENUE ↗408/14/2026
4 COLUMBUS CIRCLE ↗207/17/2026
421 HUDSON STREET ↗206/18/2026
90 RIVERSIDE DRIVE ↗205/19/2026
218 WEST 18 STREET ↗605/07/2026
259 10 AVENUE ↗405/06/2026
30 LAFAYETTE AVENUE ↗110/06/2025
3515 19TH AVENUE ↗3—
35 EAST 35 STREET ↗1—
▾Documents — 171 on file (BIS + DOB NOW)
▸Plans & Drawings38
▸DOB NOWPlans/Sketch38
08/25/2026M01056582-I1 · 421 HUDSON STREETRequest digital key ↗
08/25/2026M01056582-S4 · 421 HUDSON STREETRequest digital key ↗
08/25/2026M01056582-S3 · 421 HUDSON STREETRequest digital key ↗
Showing 3 of 38 on file for this type
▸Applications & Permits7
▸DOB NOWLPC Approval/Permit7
08/17/2026M01189498-P2 · 259 10 AVENUEOpen ↗
08/15/2026M01398948-I1 · 90 RIVERSIDE DRIVEOpen ↗
08/15/2026M01398948-S1 · 90 RIVERSIDE DRIVEOpen ↗
Showing 3 of 7 on file for this type
▸Seals & Professional Certifications81
▸DOB NOWDPL-1: Design Professional Seal & Signature36
08/25/2026M01056582-I1 · 421 HUDSON STREETOpen ↗
08/25/2026M01056582-S4 · 421 HUDSON STREETOpen ↗
08/25/2026M01056582-S3 · 421 HUDSON STREETOpen ↗
Showing 3 of 36 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature28
09/24/2026M01370731-I1 · 580 5 AVENUEOpen ↗
09/24/2026M01337972-I1 · 35 EAST 35 STREETOpen ↗
09/23/2026M01370731-S3 · 580 5 AVENUEOpen ↗
Showing 3 of 28 on file for this type
▸DOB NOWProgress Inspector Seal & Signature17
09/24/2026M01370731-I1 · 580 5 AVENUEOpen ↗
09/24/2026M01370731-I1 · 580 5 AVENUEOpen ↗
09/24/2026M01370731-I1 · 580 5 AVENUEOpen ↗
Showing 3 of 17 on file for this type
▸Environmental & Asbestos36
▸DOB NOWDEP ACP-5: Asbestos Assessment Report27
08/25/2026M01056582-S4 · 421 HUDSON STREETOpen ↗
08/25/2026M01056582-S3 · 421 HUDSON STREETOpen ↗
08/25/2026M01056582-P1 · 421 HUDSON STREETOpen ↗
Showing 3 of 27 on file for this type
▸DOB NOWOER: Notice to Proceed6
08/17/2026M01189498-I1 · 259 10 AVENUEOpen ↗
08/13/2026Q01309208-I1 · 3515 19TH AVENUEOpen ↗
08/13/2026M01189494-I1 · 259 10 AVENUEOpen ↗
Showing 3 of 6 on file for this type
▸DOB NOWOER: Notice of Satisfaction3
08/17/2026M01189498-I1 · 259 10 AVENUEOpen ↗
08/13/2026M01189494-I1 · 259 10 AVENUEOpen ↗
Showing 2 of 3 on file for this type
▸Approvals, Objections & Sign-offs5
▸DOB NOWHigh Line Parks Approval4
08/17/2026M01189498-P2 · 259 10 AVENUEOpen ↗
08/13/2026M01189494-I1 · 259 10 AVENUEOpen ↗
Showing 2 of 4 on file for this type
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter1
08/13/2026B01298541-I1 · 30 LAFAYETTE AVENUEOpen ↗
▸Other Documents4
▸DOB NOWProof of Historic Building4
08/17/2026M01189498-P2 · 259 10 AVENUEOpen ↗
08/13/2026M01189494-I1 · 259 10 AVENUEOpen ↗
Showing 2 of 4 on file for this type