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Tenant
L&L Holding Company
Tenant · filed under 5 names
2 projects with open permitsMANHATTAN · 24
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3 buildings
24
Total Filings
24
Projects on File
3
Buildings Worked
2
Projects w/ Open Permits
Tenant
Primary Trade
Activity
Projects by first filing month24 projects all-time
0358Oct '19 · 3Sep '21 · 6Dec '21 · 7Mar '23 · 4Mar '24 · 420202021202220232024
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit28%
Signed off2083%
Filed only28%
By project type
Alteration24
Most active buildings
All buildings →
600 3RD AVENUEMANHATTAN · latest 06/05/2024
18 projects
425 PARK AVENUEMANHATTAN · latest 01/04/2022
3 projects
521 WEST 25TH STREETMANHATTAN · 2 open · latest 09/07/2022
3 projects
Key relationships
Everyone →
Filing representatives
20 projects
Filed under
L&L Holding Company10L & Lholdingcompany8L & Lholpingcompany3Lal Holding Company2LAL Holding Company1
Identified by the contact ids of the people who file for the firm and by its email domain, not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01005492 ↗600 3RD AVENUE
MANHATTAN
AlterationSigned-off03/27/202406/05/2024
Design KAHN ARCHITECTURE & DESIGN PC
Owner L & L HOLDING
Contractor BLACK BULL BULDERS LLC
Filer RIZZO GROUP
General construction on 17th floor as per plans filed herewith. No changes in use, egress or occupancy.
M01006486 ↗600 3RD AVENUE
MANHATTAN
AlterationSigned-off03/28/202406/05/2024
Design GOLDMAN COPELAND ASSOCIATES
Owner L & L HOLDING
Contractor BLACK BULL BULDERS LLC
Filer RIZZO GROUP
Mechanical modifications on 17th floor as per plans filed herewith. no changes in use, egress or occupancy.
M01006517 ↗600 3RD AVENUE
MANHATTAN
AlterationSigned-off03/28/202405/23/2024
Design GOLDMAN COPELAND ASSOCIATES
Owner L & L HOLDING
Contractor S. TIEGER PLBG. CO., INC
Filer RIZZO GROUP
Sprinkler modifications on 17th floor as per plans filed herewith. No changes in use, egress or occupancy.
M01006506 ↗600 3RD AVENUE
MANHATTAN
AlterationFiled — no permit on record03/28/2024—
Design GOLDMAN COPELAND ASSOCIATES
—
M00809113 ↗600 3RD AVENUE
MANHATTAN
AlterationSigned-off03/16/202308/29/2023
Design GOLDMAN COPELAND ASSOCIATES
Owner L & L HOLDING
Contractor PAR PLUMBING CO., INC
Filer RIZZO GROUP
Plumbing modifications taking place on the 33rd floor as per plans filed herewith. No change in use, egress or occupancy.
M00809108 ↗600 3RD AVENUE
MANHATTAN
AlterationSigned-off03/16/202308/18/2023
Design GOLDMAN COPELAND ASSOCIATES
Owner L & L HOLDING
Contractor CLUNE CONSTRUCTION CO LP
Filer RIZZO GROUP
Mechanical modifications taking place on the 33rd floor as per plans filed herewith. No change in use, egress or occupancy.
Counts cover all 24 projects (24 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
Goldman Copeland Associates1103/28/2024
FMC Engineering409/28/2021
Kahn Architecture & Design403/27/2024
Highland Associates309/23/2022
John F. Giuseffi, Architect109/14/2021
WJE Engineers & Architects110/15/2021
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
Clune Construction Co610/02/2023
Agressive Fire Protection409/26/2023
Brennan Operating312/01/2021
Par Plumbing Co309/25/2023
Black Bull Bulders203/28/2024
A&A Plumbing109/14/2021
Denko Mechanical103/28/2024
Geoffrey A. Lagas & Associates109/25/2023
Mac Felder109/23/2022
Wiesenberg101/30/2020
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
L&L Holding Company1903/28/2024
425 Park Owner309/23/2022
L & amp;L Holding Company101/30/2020
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
Rizzo Group2003/28/2024
24 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 24Open permit 2Signed off 20Filed only 2
24 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01005492 ↗600 3RD AVENUE
MANHATTAN
AlterationSigned-off03/27/202406/05/2024
Design KAHN ARCHITECTURE & DESIGN PC
Owner L & L HOLDING
Contractor BLACK BULL BULDERS LLC
Filer RIZZO GROUP
General construction on 17th floor as per plans filed herewith. No changes in use, egress or occupancy.
M01006486 ↗600 3RD AVENUE
MANHATTAN
AlterationSigned-off03/28/202406/05/2024
Design GOLDMAN COPELAND ASSOCIATES
Owner L & L HOLDING
Contractor BLACK BULL BULDERS LLC
Filer RIZZO GROUP
Mechanical modifications on 17th floor as per plans filed herewith. no changes in use, egress or occupancy.
M01006517 ↗600 3RD AVENUE
MANHATTAN
AlterationSigned-off03/28/202405/23/2024
Design GOLDMAN COPELAND ASSOCIATES
Owner L & L HOLDING
Contractor S. TIEGER PLBG. CO., INC
Filer RIZZO GROUP
Sprinkler modifications on 17th floor as per plans filed herewith. No changes in use, egress or occupancy.
M01006506 ↗600 3RD AVENUE
MANHATTAN
AlterationFiled — no permit on record03/28/2024—
Design GOLDMAN COPELAND ASSOCIATES
—
M00809113 ↗600 3RD AVENUE
MANHATTAN
AlterationSigned-off03/16/202308/29/2023
Design GOLDMAN COPELAND ASSOCIATES
Owner L & L HOLDING
Contractor PAR PLUMBING CO., INC
Filer RIZZO GROUP
Plumbing modifications taking place on the 33rd floor as per plans filed herewith. No change in use, egress or occupancy.
M00809108 ↗600 3RD AVENUE
MANHATTAN
AlterationSigned-off03/16/202308/18/2023
Design GOLDMAN COPELAND ASSOCIATES
Owner L & L HOLDING
Contractor CLUNE CONSTRUCTION CO LP
Filer RIZZO GROUP
Mechanical modifications taking place on the 33rd floor as per plans filed herewith. No change in use, egress or occupancy.
M00809868 ↗600 3RD AVENUE
MANHATTAN
AlterationSigned-off03/17/202308/18/2023
Design KAHN ARCHITECTURE & DESIGN PC
Owner L & L HOLDING
Contractor CLUNE CONSTRUCTION CO LP
Filer RIZZO GROUP
General Construction/demolition modifications taking place on the 33rd floor as per plans filed herewith. No change in use, egress or occupa…
M00809489 ↗600 3RD AVENUE
MANHATTAN
AlterationSigned-off03/16/202303/20/2023
Design GOLDMAN COPELAND ASSOCIATES
Owner L & L HOLDING
Contractor AGGRESSIVE FIRE PROT LLC
Filer RIZZO GROUP
Sprinkler modifications taking place on the 33rd floor as per plans filed herewith. No change in use, egress or occupancy.
M00584911 ↗521 WEST 25TH STREET
MANHATTAN
AlterationPermit Issued09/14/202109/07/2022
Design GOLDMAN COPELAND ASSOCIATES
Owner L&L HOLDING COMPANY LLC
Contractor BRENNAN OPERATING
Filer RIZZO GROUP
Mechanical modifications taking place on GRD floor as per drawings filed herewith. No change in use, egress or occupancy.
M00627156 ↗425 PARK AVENUE
MANHATTAN
AlterationSigned-off12/17/202101/04/2022
Design HIGHLAND ASSOCIATES
Owner 425 PARK OWNER, LLC
Contractor MAC FELDER INC
Filer RIZZO GROUP
PLUMBING MODIFICATIONS TAKING PLACE ONTHE 28TH FLOOR (34TH FLOOR MARKETING) AS PER DRAWINGS FILED HEREWITH. NO CHANGE IN USE,EGRESS OR OCCUP…
M00627139 ↗425 PARK AVENUE
MANHATTAN
AlterationSigned-off12/17/202112/29/2021
Design HIGHLAND ASSOCIATES
Owner 425 PARK OWNER, LLC
Contractor CLUNE CONSTRUCTION CO LP
Filer RIZZO GROUP
GENERAL CONSTRUCTION MODIFICATIONS TAKING PLACE ON THE 28TH FLOOR (34TH FLOOR MARKETING) AS PER DRAWINGS FILED HEREWITH. NO CHANGE IN USE, …
M00627169 ↗425 PARK AVENUE
MANHATTAN
AlterationSigned-off12/17/202112/23/2021
Design HIGHLAND ASSOCIATES
Owner 425 PARK OWNER, LLC
Contractor AGGRESSIVE FIRE PROT LLC
Filer RIZZO GROUP
SPRINKLER MODIFICATIONS TAKING PLACE ON THE 28TH FLOOR (34TH FLOOR MARKETING) AS PER DRAWINGS FILED HEREWITH. NO CHANGE IN USE, EGRESS OR OC…
M00633037 ↗600 3RD AVENUE
MANHATTAN
AlterationSigned-off12/01/202112/16/2021
Design GOLDMAN COPELAND ASSOCIATES
Owner L & L HOLDING
Contractor PAR PLUMBING CO., INC
Filer RIZZO GROUP
Plumbing modifications taking place on the 4th floor as per plans filed herewith. No change in use, egress nor occupancy.
M00633041 ↗600 3RD AVENUE
MANHATTAN
AlterationSigned-off12/01/202112/08/2021
Design GOLDMAN COPELAND ASSOCIATES
Owner L & L HOLDING
Contractor AGGRESSIVE FIRE PROT LLC
Filer RIZZO GROUP
Sprinkler modifications taking place on the 4th floor as per plans filed herewith. No change in use, egress nor occupancy
M00633761 ↗600 3RD AVENUE
MANHATTAN
AlterationSigned-off12/01/202112/06/2021
Design KAHN ARCHITECTURE & DESIGN PC
Owner L & L HOLDING
Contractor BRENNAN OPERATING
Filer RIZZO GROUP
General construction taking place on the 4th floor as per plans filed herewith. No change in use, egress nor occupancy.
M00632978 ↗600 3RD AVENUE
MANHATTAN
AlterationFiled — no permit on record12/01/2021—
Design GOLDMAN COPELAND ASSOCIATES
Owner L & L HOLDING
Filer RIZZO GROUP
—
M00596936 ↗600 3RD AVENUE
MANHATTAN
AlterationSigned-off09/30/202110/22/2021
Design WJE ENGINEERS & ARCHITECTS, P.C.
Owner L & L HOLDING
Contractor CLUNE CONSTRUCTION CO LP
Filer RIZZO GROUP
Structural modifications taking place on the 33rd & 34th floors as per plans filed herewith. No change to use, egress nor occupancy
M00596954 ↗600 3RD AVENUE
MANHATTAN
AlterationSigned-off09/28/202110/20/2021
Design FMC ENGINEERING
Owner L & L HOLDING
Contractor PAR PLUMBING CO., INC
Filer RIZZO GROUP
Sprinkler modifications taking place on the 33rd & 34th floors as per plans filed herewith. No change in use, egress nor occupancy
M00584916 ↗521 WEST 25TH STREET
MANHATTAN
AlterationSigned-off09/14/202110/06/2021
Design GOLDMAN COPELAND ASSOCIATES
Owner L&L HOLDING COMPANY LLC
Contractor A&A PLUMBING CORP
Filer RIZZO GROUP
Plumbing modifications taking place on GRD floor as per drawings filed herewith. No change in use, egress or occupancy.
M00585621 ↗521 WEST 25TH STREET
MANHATTAN
AlterationPermit Issued09/14/202110/05/2021
Design JOHN F. GIUSEFFI, ARCHITECT, PC
Owner L&L HOLDING COMPANY LLC
Contractor BRENNAN OPERATING
Filer RIZZO GROUP
General construction on GRD floor as per plans filed herewith. No change in use, egress or occupancy.
M00596915 ↗600 3RD AVENUE
MANHATTAN
AlterationSigned-off09/30/202110/04/2021
Design KAHN ARCHITECTURE & DESIGN PC
Owner L & L HOLDING
Contractor CLUNE CONSTRUCTION CO LP
Filer RIZZO GROUP
General construction modifications taking place on the 33rd & 34th floors as per plans filed herewith. No change in use, egress nor occupanc…
M00238775 ↗600 3RD AVENUE
MANHATTAN
AlterationSigned-off10/08/201910/22/2019
Design FMC ENGINEERING
Contractor AGGRESSIVE FIRE PROT LLC
Sprinkler modifications taking place on the third floor as indicated on the drawings. No change to use, egress nor occupancy.
M00238672 ↗600 3RD AVENUE
MANHATTAN
AlterationSigned-off10/08/201910/21/2019
Design FMC ENGINEERING
Owner L & L HOLDING
Contractor WIESENBERG INC
Filer RIZZO GROUP
Plumbing modifications taking place on the third floor as indicated on the drawings. No change to use, egress nor occupancy.
M00234476 ↗600 3RD AVENUE
MANHATTAN
AlterationSigned-off10/08/201910/08/2019
Design FMC ENGINEERING
Owner L & L HOLDING
Contractor CLUNE CONSTRUCTION CO LP
Filer RIZZO GROUP
Mechanical modifications taking place on the third floor as per plans filed herewith. NO CHANGE TO USE, EGRESS NOR OCCUPANCY.
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
600 3RD AVENUE ↗1803/28/2024
425 PARK AVENUE ↗309/23/2022
521 WEST 25TH STREET ↗309/14/2021
▾Documents — 167 on file (BIS + DOB NOW)
▸Plans & Drawings33
▸DOB NOWPlans/Sketch29
09/03/2026M00585621-I1 · 521 WEST 25TH STREETRequest digital key ↗
09/03/2026M00584916-I1 · 521 WEST 25TH STREETRequest digital key ↗
09/03/2026M00584911-I1 · 521 WEST 25TH STREETRequest digital key ↗
Showing 3 of 29 on file for this type
▸DOB NOWPlans/Sketch - Plumbing2
09/05/2026M00238672-P1 · 600 3RD AVENUERequest digital key ↗
09/05/2026M00238672-I1 · 600 3RD AVENUERequest digital key ↗
▸DOB NOWPlans/Sketch - Sprinkler1
09/05/2026M00238775-I1 · 600 3RD AVENUERequest digital key ↗
▸DOB NOWPlans/Sketch - Mechanical Systems1
09/05/2026M00234476-I1 · 600 3RD AVENUERequest digital key ↗
▸Applications & Permits4
▸DOB NOWLPC Approval/Permit3
08/13/2026M00584911-I1 · 521 WEST 25TH STREETOpen ↗
08/13/2026M00584916-I1 · 521 WEST 25TH STREETOpen ↗
08/13/2026M00585621-I1 · 521 WEST 25TH STREETOpen ↗
▸DOB NOWHPD Certification Letter or CPC Special Permit1
08/13/2026M00585621-I1 · 521 WEST 25TH STREETOpen ↗
▸Seals & Professional Certifications88
▸DOB NOWDPL-1: Design Professional Seal & Signature33
09/05/2026M00238775-I1 · 600 3RD AVENUEOpen ↗
09/05/2026M00238672-P1 · 600 3RD AVENUEOpen ↗
09/05/2026M00238672-I1 · 600 3RD AVENUEOpen ↗
Showing 3 of 33 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature31
09/29/2026M01005492-I1 · 600 3RD AVENUEOpen ↗
09/23/2026M00584911-I1 · 521 WEST 25TH STREETOpen ↗
09/23/2026M00596954-I1 · 600 3RD AVENUEOpen ↗
Showing 3 of 31 on file for this type
▸DOB NOWProgress Inspector Seal & Signature24
09/29/2026M01005492-I1 · 600 3RD AVENUEOpen ↗
09/23/2026M00584911-I1 · 521 WEST 25TH STREETOpen ↗
09/01/2026M00632978-I1 · 600 3RD AVENUEOpen ↗
Showing 3 of 24 on file for this type
▸Safety & Tenant Protection4
▸DOB NOWHPD-1: Anti-Harassment Area Checklist3
08/13/2026M00584916-I1 · 521 WEST 25TH STREETOpen ↗
08/13/2026M00585621-I1 · 521 WEST 25TH STREETOpen ↗
08/13/2026M00584911-I1 · 521 WEST 25TH STREETOpen ↗
▸DOB NOWCertificate of No Harassment1
08/13/2026M00585621-I1 · 521 WEST 25TH STREETOpen ↗
▸Environmental & Asbestos33
▸DOB NOWDEP ACP-5: Asbestos Assessment Report33
09/05/2026M00238775-I1 · 600 3RD AVENUEOpen ↗
09/05/2026M00238672-I1 · 600 3RD AVENUEOpen ↗
09/05/2026M00238672-P1 · 600 3RD AVENUEOpen ↗
Showing 3 of 33 on file for this type
▸Energy Compliance3
▸DOB NOWEN2: As Built Energy Analysis3
09/03/2026M00632978-I1 · 600 3RD AVENUEOpen ↗
09/03/2026M00627139-I1 · 425 PARK AVENUEOpen ↗
09/03/2026M00596915-I1 · 600 3RD AVENUEOpen ↗
▸Approvals, Objections & Sign-offs2
▸DOB NOWHigh Line Parks Approval2
08/13/2026M00584916-I1 · 521 WEST 25TH STREETOpen ↗
08/13/2026M00585621-I1 · 521 WEST 25TH STREETOpen ↗