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Design Firm
HANSEN ARCHTITECTURE + DESIGN
Design
2 projects with open permitsBROOKLYN · 9MANHATTAN · 2
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7 buildings
14
Total Filings
11
Projects on File
7
Buildings Worked
2
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month11 projects all-time
0134May '21 · 1Oct '21 · 1Nov '21 · 1Apr '22 · 1Aug '22 · 3Jun '24 · 1May '25 · 1Sep '25 · 1Jun '26 · 120222023202420252026
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit218%
Signed off655%
Filed only327%
By project type
Alteration11
Most active buildings
All buildings →
17 SUYDAM PLACEBROOKLYN · 1 open · latest 11/03/2021
3 projects
456 BLAKE AVENUEBROOKLYN · latest 11/13/2024
3 projects
37 HARRISON STREETMANHATTAN · latest 06/23/2026
1 projects
45 CHRISTOPHER STREETMANHATTAN · latest 08/03/2022
1 projects
33 GARDEN PLACEBROOKLYN · latest 08/07/2024
1 projects
19 STRONG PLACEBROOKLYN · latest 12/08/2025
1 projects
Key relationships
Everyone →
Filing representatives
1 projects
1 projects
1 projects
People
All people →
Christina Hansenlatest 12/30/2024
7 filings
Christina Hansenlatest 05/31/2026
5 filings
Filed under
HANSEN ARCHTITECTURE + DESIGN14
Identified by the contact ids of the people who file for the firm and by its email domain (hansen-architecture.com), not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01409702 ↗37 HARRISON STREET
MANHATTAN
AlterationFiled — no permit on record06/23/2026———
B01269554 ↗19 STRONG PLACE
BROOKLYN
AlterationSigned-off09/16/202512/08/2025
Contractor BROOK LANDSCAPE
Filer JAM CONSULTANTS, INC.
New accessory utility garden structure: 36 sf enclosed utility/storage shed + 58 sf open covered porch. Not occupiable, not conditioned, com…
B01212412 ↗309 CARROLL STREET
BROOKLYN
AlterationPermit Issued05/19/202505/22/2025
Contractor BROOK LANDSCAPE
THE PROJECT SCOPE OF WORK INCLUDES A NEW DECK AT THE FIRST FLOOR WITH STAIRS DOWN TO THE GARDEN LEVEL, REPLACEMENT OF WINDOW WITH NEW DOOR A…
B00766944 ↗456 BLAKE AVENUE
BROOKLYN
AlterationSigned-off08/02/202211/13/2024
Owner HANSEN ARCHITECTURE + DESIGN
Contractor ROCK E SMALL PLBG&HTG INC
New domestic water, storm, sanitary, waste, vent risers and distribution for apartments, including area drains, floor drains, roof drains, n…
B01052817 ↗33 GARDEN PLACE
BROOKLYN
AlterationSigned-off06/24/202408/07/2024
Contractor BROOK LANDSCAPE
Filer MUNICIPAL BUILDING CONSULTANTS
WORK UNDER THIS APPLICATION IS LIMITED TO THE EXTERIORRENOVATION LOCATED AT THE REAR YARD OF 33 GARDEN PLACE. THEPROJECT SCOPE OF WORK INCLU…
B00684521 ↗456 BLAKE AVENUE
BROOKLYN
AlterationSigned-off08/31/202205/17/2024
Owner HANSEN ARCHITECTURE + DESIGN
Contractor L2 CONSTRUCTION INC
Filer ADAM MAISER
heating and air conditioning and ventilation for 7-unit residential building
Counts cover all 11 projects (11 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
Christina Hansen712/30/2024
Christina Hansen505/31/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
BROOK LANDSCAPE INC309/16/2025
L2 CONSTRUCTION INC302/13/2025
DYNAMIC PLBNG & SPRKR COR104/02/2023
ORCHID CONSTRUCTION CORP108/02/2022
ROCK E SMALL PLBG&HTG INC104/02/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
HANSEN ARCHITECTURE + DESIGN502/13/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
ADAM MAISER102/13/2025
JAM CONSULTANTS, INC.109/16/2025
MUNICIPAL BUILDING CONSULTANTS109/27/2024
11 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 11Open permit 2Signed off 6Filed only 3
11 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01409702 ↗37 HARRISON STREET
MANHATTAN
AlterationFiled — no permit on record06/23/2026———
B01269554 ↗19 STRONG PLACE
BROOKLYN
AlterationSigned-off09/16/202512/08/2025
Contractor BROOK LANDSCAPE
Filer JAM CONSULTANTS, INC.
New accessory utility garden structure: 36 sf enclosed utility/storage shed + 58 sf open covered porch. Not occupiable, not conditioned, com…
B01212412 ↗309 CARROLL STREET
BROOKLYN
AlterationPermit Issued05/19/202505/22/2025
Contractor BROOK LANDSCAPE
THE PROJECT SCOPE OF WORK INCLUDES A NEW DECK AT THE FIRST FLOOR WITH STAIRS DOWN TO THE GARDEN LEVEL, REPLACEMENT OF WINDOW WITH NEW DOOR A…
B00766944 ↗456 BLAKE AVENUE
BROOKLYN
AlterationSigned-off08/02/202211/13/2024
Owner HANSEN ARCHITECTURE + DESIGN
Contractor ROCK E SMALL PLBG&HTG INC
New domestic water, storm, sanitary, waste, vent risers and distribution for apartments, including area drains, floor drains, roof drains, n…
B01052817 ↗33 GARDEN PLACE
BROOKLYN
AlterationSigned-off06/24/202408/07/2024
Contractor BROOK LANDSCAPE
Filer MUNICIPAL BUILDING CONSULTANTS
WORK UNDER THIS APPLICATION IS LIMITED TO THE EXTERIORRENOVATION LOCATED AT THE REAR YARD OF 33 GARDEN PLACE. THEPROJECT SCOPE OF WORK INCLU…
B00684521 ↗456 BLAKE AVENUE
BROOKLYN
AlterationSigned-off08/31/202205/17/2024
Owner HANSEN ARCHITECTURE + DESIGN
Contractor L2 CONSTRUCTION INC
Filer ADAM MAISER
heating and air conditioning and ventilation for 7-unit residential building
B00719052 ↗456 BLAKE AVENUE
BROOKLYN
AlterationSigned-off04/15/202205/19/2023
Owner HANSEN ARCHITECTURE + DESIGN
Contractor L2 CONSTRUCTION INC
CONSTRUCTION FENCE FOR NEW BUILDING
M00767693 ↗45 CHRISTOPHER STREET
MANHATTAN
AlterationSigned-off08/02/202208/03/2022
Contractor ORCHID CONSTRUCTION CORP
Replace existing kitchen appliances and finishes with new, replace existing bathroom fixtures and finishes.
B00341439 ↗17 SUYDAM PLACE
BROOKLYN
AlterationFiled — no permit on record11/03/2021———
B00408092 ↗17 SUYDAM PLACE
BROOKLYN
AlterationFiled — no permit on record10/11/2021—
Owner HANSEN ARCHITECTURE + DESIGN
—
B00408089 ↗17 SUYDAM PLACE
BROOKLYN
AlterationPermit Issued05/18/202105/25/2021
Owner HANSEN ARCHITECTURE + DESIGN
Contractor L2 CONSTRUCTION INC
AT FRONT YARD AT GRADE ON 3 SIDES AND AT REAR YARD AT GRADE ON 3 SIDES
Scope of Work
HVAC — 1 project · most recent 10/11/2021
Air Conditioning Systems Heating Systems Ventilation Systems
Structural — 2 projects · most recent 09/16/2025
Steel Concrete Wood
Fence / Scaffold / Sign / Shed — 1 project · most recent 05/18/2021
Fence
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
37 HARRISON STREET ↗105/31/2026
19 STRONG PLACE ↗108/11/2025
309 CARROLL STREET ↗104/17/2025
456 BLAKE AVENUE ↗512/30/2024
33 GARDEN PLACE ↗209/26/2024
17 SUYDAM PLACE ↗310/04/2020
45 CHRISTOPHER STREET ↗1—
▾Documents — 78 on file (BIS + DOB NOW)
▸Plans & Drawings15
▸DOB NOWPlans/Sketch11
09/02/2026M00767693-I1 · 45 CHRISTOPHER STREETRequest digital key ↗
08/29/2026B00719052-I1 · 456 BLAKE AVENUERequest digital key ↗
08/28/2026B00684521-P1 · 456 BLAKE AVENUERequest digital key ↗
Showing 3 of 11 on file for this type
▸DOB NOWPlans/Sketch - Mechanical Systems1
08/14/2026B00408092-I1 · 17 SUYDAM PLACERequest digital key ↗
▸DOB NOWPlans/Sketch - Plumbing1
08/31/2026B00341439-I1 · 17 SUYDAM PLACERequest digital key ↗
▸DOB NOWPlans/Sketch - Construction Fence1
08/14/2026B00408089-I1 · 17 SUYDAM PLACERequest digital key ↗
▸DOB NOWPlans/Sketch - Sprinkler1
08/31/2026B00341439-I1 · 17 SUYDAM PLACERequest digital key ↗
▸Applications & Permits6
▸DOB NOWLPC Approval/Permit6
08/16/2026M01409702-I1 · 37 HARRISON STREETOpen ↗
08/13/2026B01212412-I1 · 309 CARROLL STREETOpen ↗
08/13/2026B01269554-I1 · 19 STRONG PLACEOpen ↗
Showing 3 of 6 on file for this type
▸Seals & Professional Certifications51
▸DOB NOWSpecial Inspector Seal & Signature24
09/23/2026B00766944-P1 · 456 BLAKE AVENUEOpen ↗
08/29/2026B01052817-P1 · 33 GARDEN PLACEOpen ↗
08/29/2026B01052817-P1 · 33 GARDEN PLACEOpen ↗
Showing 3 of 24 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature14
09/01/2026B00408089-I1 · 17 SUYDAM PLACEOpen ↗
09/01/2026B00408092-I1 · 17 SUYDAM PLACEOpen ↗
08/28/2026B00766944-I1 · 456 BLAKE AVENUEOpen ↗
Showing 3 of 14 on file for this type
▸DOB NOWProgress Inspector Seal & Signature13
08/29/2026B01052817-P1 · 33 GARDEN PLACEOpen ↗
08/29/2026B01052817-P1 · 33 GARDEN PLACEOpen ↗
08/28/2026B01269554-I1 · 19 STRONG PLACEOpen ↗
Showing 3 of 13 on file for this type
▸Environmental & Asbestos4
▸DOB NOWDEP ACP-5: Asbestos Assessment Report4
08/13/2026B01212412-I1 · 309 CARROLL STREETOpen ↗
08/13/2026M00767693-I1 · 45 CHRISTOPHER STREETOpen ↗
Showing 2 of 4 on file for this type
▸Energy Compliance1
▸DOB NOWEN2: As Built Energy Analysis1
08/13/2026M00767693-I1 · 45 CHRISTOPHER STREETOpen ↗
▸Other Documents1
▸DOB NOWDHCR Document1
08/13/2026M00767693-I1 · 45 CHRISTOPHER STREETOpen ↗