Office only, 7-19 stories

137 EAST 25 STREET

MANHATTAN · Gramercy · BIN 1018106

💬 Discuss this project

1910Year Built

10Stories

O3Building Class

C6-3AZoning

71,043 sfGross Floor Area

17Units

LL97 Covered3 Open Violations ▸FISP: SAFEFDNY Report ↗

Office only, 7-19 stories · Owner of record: 137 AND 138 REALTY,LLC · 6,526 sf lot · 10.89 FAR built · Flood zone X

Locations of Work

ArchitectureElectricalMechanicalPlumbingFire Protection

Permit Issued — active, not yet Signed-off

Roof1p · 1 filing · 3 docs

Floor 106p · 2 filings · 7 docs

Floor 96p · 2 filings · 7 docs

Floor 87p · 2 filings · 7 docs

Floor 7Under Construction9p · 1 filing · 5 docs

Floor 618p · 1 filing · 20 docs

Floor 52p · 1 filing · 8 docs

Floor 4

Floor 35p · 2 filings · 7 docs

Floor 2

Floor 1

Sub-Basement1 filing · 3 docs

▾Owner History (Filing Record)

Companies and organizations named on filings. Individual owners are not shown.

Owner	Filings	Most Recent
137 138 REALTY	111	09/13/2026
PARSONS CONSTRUCTION	16	07/08/2026
T-MOBILE	3	03/22/2026
137 AND 138 REALTY LLC RE	4	03/22/2026
DIME SAVINGS BANK OF NY	2	03/22/2026
REPUBLIC INVESTMENT COMPANY	18	03/22/2026
REPUPLIC INCESTMENT CO	1	03/22/2026
TRSBBLIT INVESTMENT CO 1	1	03/22/2026
BENITA HOLDING	5	03/21/2026
137 138 REALTY LLC C O REPUBL	6	03/21/2026

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
HANSEN ENGINEERING, PC	4	05/06/2026
KEVIN LOUIS PELLON	1	09/05/2025
RAHMANAN ARCHITECTURE + PLANNING PC	2	08/28/2025
ELEVATED ENGINEERING, PLLC	1	08/16/2022
HERO ARCHITECTS	1	06/30/2022
INDUS ENGINEERING PC	1	09/01/2021
GREEN DESIGN	2	07/03/2020

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
M W EXPEDITING	4	03/21/2026
CONVERSANO ASSOCIATES, INC.	8	03/21/2026
JANCO BUILDING CONSULTANTS	2	03/21/2026
DEARCH ARCHITECTURE	2	03/21/2026
BILTMORE GROUP	2	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
PARSONS CONSTRUCTION INC	General Contractor	15	07/08/2026
VILLAGE P & H NY INC	Fire Protection	3	07/08/2026
GOTHAM COMMUNICATIONS LLC	General Contractor	3	03/21/2026
ALLSTATE SPRINKLER LLC	Fire Protection	1	06/28/2026
RAEL AUTOMATIC SPR.CO INC	Fire Protection	1	06/28/2026
ANSA DEVELOPMENT USA,CORP	General Contractor	1	04/09/2026
ARIEL CONSULTANTS LLC	General Contractor	1	04/09/2026
VALIANT DESIGN BUILD INC	General Contractor	1	04/09/2026
CLEAN TECH MECHANICAL INC	Plumbing	1	07/08/2026
EYSEL, ROBERT	Electrical	1	03/21/2026
MT ENERGY INC	Plumbing	1	07/08/2026
VELASCO ORELLANA, ORLANDO	Electrical	1	03/21/2026
WILLIAM PETROULEAS	Electrical	1	03/21/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
HANSEN ENGINEERING PC	8174	4	05/06/2026
INDUS ENGINEERING P.C.	7044	1	09/01/2021

Building Lifecycle

All (126)Filed (12)Permit Issued (18)Signed Off (1)Facade (FISP) (10)Violation (60)Inspection (5)Special Inspection (20)

09/22/2026

Special inspection requirement — Sprinkler Systems

Ryan Hansen

09/22/2026

Special inspection requirement — Fire-Resistant Penetrations and Joints

Ryan Hansen

05/13/2026

Permit issued — Sprinklers

M01395496-I1-EW-SP

05/06/2026

Filed — Alteration

FILING HEREWITH FOR THE MODIFICATION OF EXISTING SPRINKLER SYSTEM AT 7TH FLOOR

M01395496-I1

04/30/2026

Special inspection requirement — Fire-Resistant Penetrations and Joints

Ryan Hansen

04/30/2026

Special inspection requirement — Sprinkler Systems

Ryan Hansen

02/05/2026

Violation issued (FDNY_NOV, closed)

02/05/2026

Violation issued (FDNY_ORDER, closed)

02/05/2026

Violation issued (FDNY_ORDER, closed)

02/05/2026

Violation issued (FDNY_ORDER, closed)

02/05/2026

Violation issued (FDNY_ORDER, closed)

12/08/2025

Inspection — Certified Water and Sanitary-WS-Fixtures-Finish

Certified

View inspection ↗

10/24/2025

Inspection — Certified Water and Sanitary-WS-Fixtures-Finish

Certified

View inspection ↗

10/03/2025

Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing

Certified

View inspection ↗

10/01/2025

Permit issued — Sprinklers

M01278183-S2-EW-SP

09/25/2025

Permit issued — Mechanical Systems

M01278183-S3-MS

09/24/2025

Filed — Alteration

FILING HERWITH FOR THE RENOVATION OF 6TH FLOOR OFFICE RESTROOMS AND PANTRY. THERE IS NO CHANGE TO USE, EGRESS, OR OCCUPANCY.

M01278183-S2

09/24/2025

Permit issued — Plumbing

M01278183-S1-PL

09/22/2025

Filed — Alteration

FILING HERWITH FOR THE RENOVATION OF 6TH FLOOR OFFICE RESTROOMS AND PANTRY. THERE IS NO CHANGE TO USE, EGRESS, OR OCCUPANCY.

M01278183-S3

09/22/2025

Filed — Alteration

FILING HERWITH FOR THE RENOVATION OF 6TH FLOOR OFFICE RESTROOMS AND PANTRY. THERE IS NO CHANGE TO USE, EGRESS, OR OCCUPANCY.

M01278183-S1

09/19/2025

Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing

Certified

View inspection ↗

09/19/2025

Special inspection requirement — Energy Code Compliance Inspections

Ryan Hansen

09/19/2025

Special inspection requirement — Fire-Resistant Penetrations and Joints

Ryan Hansen

09/19/2025

Special inspection requirement — HVAC-R and service water piping design and insulation

Ryan Hansen

09/19/2025

Special inspection requirement — Fire-Resistant Penetrations and Joints

Ryan Hansen

09/19/2025

Special inspection requirement — Energy Code Compliance Inspections

Ryan Hansen

09/19/2025

Special inspection requirement — HVAC-R and service water piping design and insulation

Ryan Hansen

09/12/2025

Special inspection requirement — Final

Ryan Hansen

09/12/2025

Special inspection requirement — Mechanical Systems

Ryan Hansen

09/11/2025

Permit issued — General Construction

M01278183-I1-GC

09/05/2025

Filed — Alteration

FILING HERWITH FOR THE RENOVATION OF 6TH FLOOR OFFICE RESTROOMS AND PANTRY. THERE IS NO CHANGE TO USE, EGRESS, OR OCCUPANCY.

M01278183-I1

09/05/2025

Permit issued — Plumbing

M01272308-S1-PL

09/02/2025

Permit issued — General Construction

M01272308-I1-GC

08/28/2025

Filed — Alteration

Install new plumbing fixtures on the fifth floor office space. No change in use, egress, or occupancy.

M01272308-S1

08/27/2025

Filed — Alteration

Install new plumbing fixtures on the fifth floor office space. No change in use, egress, or occupancy.

M01272308-I1

08/27/2025

Special inspection requirement — Final

KEVIN PELLON

08/27/2025

Special inspection requirement — Fire-Resistance Rated Construction

KEVIN PELLON

08/27/2025

Special inspection requirement — Interior lighting power

KEVIN PELLON

08/27/2025

Special inspection requirement — Lighting controls

KEVIN PELLON

08/27/2025

Special inspection requirement — Energy Code Compliance Inspections

KEVIN PELLON

08/15/2025

Special inspection requirement — Interior lighting power

PAYAM RAHMANAN

08/15/2025

Special inspection requirement — Final

PAYAM RAHMANAN

07/21/2025

Violation issued (FDNY_NOV, closed)

04/23/2025

Violation issued (FDNY_ORDER, closed)

03/28/2025

Violation issued (FDNY_NOV, closed)

12/01/2024

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

05/29/2024

Cycle 9 facade report signed — SAFE

03/30/2024

Violation issued (FDNY_NOV, closed)

03/13/2024

Inspection — Pass-Final CND-Occupancy Inspection

Pass

View inspection ↗

02/21/2024

Cycle 9 facade report submitted

02/20/2024

Cycle 9 facade inspection completed

02/14/2024

Violation issued (FDNY_ORDER, closed)

01/24/2024

Permit issued — Sidewalk Shed

M00364211-I1-SH

01/24/2024

Permit issued — Supported Scaffold

M00364220-I1-SF

04/22/2023

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

03/01/2023

Violation issued (FDNY_NOV, closed)

01/25/2023

Permit issued — Supported Scaffold

M00364220-I1-SF

01/09/2023

Permit issued — Sprinklers

M00565823-I1-EW-SP

12/01/2022

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

11/29/2022

Signed off — Alteration

M00769419-I1

Latest 60 of 126 events.

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Sprinklers	Permit Issued	RAEL AUTOMATIC SPR.CO INC	05/13/2026
DOB NOW	Sprinklers	Permit Issued	ALLSTATE SPRINKLER LLC	10/01/2025
DOB NOW	Mechanical Systems	Permit Issued	VALIANT DESIGN BUILD INC	09/25/2025
DOB NOW	Plumbing	Signed-off	CLEAN TECH MECHANICAL INC	09/24/2025
DOB NOW	General Construction	Permit Issued	ANSA DEVELOPMENT USA	09/11/2025
DOB NOW	Plumbing	Signed-off	MT ENERGY INC	09/05/2025
DOB NOW	General Construction	Permit Issued	ARIEL CONSULTANTS LLC	09/02/2025
DOB NOW	Sidewalk Shed	Permit Issued	PARSONS CONSTRUCTION INC	01/24/2024
DOB NOW	Supported Scaffold	Permit Issued	PARSONS CONSTRUCTION INC	01/24/2024
DOB NOW	Supported Scaffold	Permit Issued	PARSONS CONSTRUCTION INC	01/25/2023
DOB NOW	Sprinklers	Permit Issued	VILLAGE P & H NY INC	01/09/2023
DOB NOW	Sprinklers	Permit Issued	VILLAGE P & H NY INC	11/16/2022
DOB NOW	Antenna	Permit Issued	GOTHAM COMMUNICATIONS LLC	10/04/2022
DOB NOW	Sidewalk Shed	Permit Issued	PARSONS CONSTRUCTION INC	01/31/2022
DOB NOW	Sidewalk Shed	Permit Issued	PARSONS CONSTRUCTION INC	10/20/2021
DOB NOW	Sprinklers	Permit Issued	VILLAGE P & H NY INC	09/29/2021
DOB NOW	Sidewalk Shed	Permit Issued	PARSONS CONSTRUCTION INC	07/06/2020
DOB NOW	Supported Scaffold	Permit Issued	PARSONS CONSTRUCTION INC	07/06/2020
BIS	OT	ISSUED	BDB CONSTRUCTION ENTERPRI	05/01/2019
BIS	SP	ISSUED	FULL CAPACITY FIRE CORP	02/02/2018
BIS	OT	ISSUED	BDB CONSTRUCTION ENTERPRI	12/21/2017
BIS	EQ	ISSUED	BDB CONSTRUCTION ENTERPRI	12/21/2017
BIS	OT	ISSUED	SPK/LEWIS INC	12/04/2017
BIS	MH	ISSUED	SPK/LEWIS INC	12/04/2017
BIS	PL	ISSUED	TW PLUMBING & HEATING INC	06/13/2016
BIS	SP	ISSUED	FULL CAPACITY FIRE CORP	04/14/2016
BIS	MH	ISSUED	SPK/LEWIS INC	04/07/2016
BIS	OT	ISSUED	SPK/LEWIS INC	04/07/2016
BIS	MH	ISSUED	SPK/LEWIS INC	12/03/2014
BIS	OT	ISSUED	SPK/LEWIS INC	12/03/2014
BIS	PL	ISSUED	TW PLUMBING & HEATING INC	11/13/2014
BIS	SP	ISSUED	FULL CAPACITY FIRE CORP	11/12/2014
BIS	OT	ISSUED	SPK/LEWIS INC	11/10/2014
BIS	MH	ISSUED	SPK/LEWIS INC	11/10/2014
BIS	OT	ISSUED	BDB CONSTRUCTION ENTERPRI	01/23/2013
BIS	OT	ISSUED	BDB CONSTRUCTION ENTERPRI	08/16/2012
BIS	OT	ISSUED	ODYSSIA GLOBAL COMM. CORP	07/10/2012
BIS	EQ	ISSUED	B H & B CONSTRUCTION INC	07/02/2012
BIS	EQ	ISSUED	B H & B CONSTRUCTION INC	06/29/2012
BIS	EQ	ISSUED	B & S RESTORATION INC	05/17/2012

+ 28 more permits on file

2 projects · most recent 05/06/2026

Filed	Status	Contractor	Scope
05/06/2026	Permit Issued	RAEL AUTOMATIC SPR.CO INC	49 heads
09/24/2025	Permit Issued	ALLSTATE SPRINKLER LLC	62 heads

2 projects · most recent 09/24/2025

Water/Sanitary

Filed	Status	Contractor	Scope
09/24/2025	Signed-off	CLEAN TECH MECHANICAL INC	Water/Sanitary
08/28/2025	Signed-off	MT ENERGY INC	Water/Sanitary

3 projects · most recent 11/18/2025

General Wiring

Filed	Status	Contractor	Scope
11/18/2025	Complete	AMP-RITE ELEC. INC.	General Wiring
07/03/2020	Permit Issued	RICHARD NEU	—
06/22/2018	Permit Issued	STAR ELEC'L CONTRACTORS C	—

▾Field Inspections (DOB CAP) — 5

Date	Type	Result	Report
12/08/2025	Certified Water and Sanitary-WS-Fixtures-Finish	Certified	View ↗
10/24/2025	Certified Water and Sanitary-WS-Fixtures-Finish	Certified	View ↗
10/03/2025	Certified Water and Sanitary-WS-Sanitary Piping-Roughing	Certified	View ↗
09/19/2025	Certified Water and Sanitary-WS-Sanitary Piping-Roughing	Certified	View ↗
03/13/2024	Pass-Final CND-Occupancy Inspection	Pass	View ↗

▾Special Inspection Requirements (DOB NOW) — 20

Date	Requirement	Inspector	Role
09/22/2026	Sprinkler Systems	Ryan Hansen	special
09/22/2026	Fire-Resistant Penetrations and Joints	Ryan Hansen	special
04/30/2026	Fire-Resistant Penetrations and Joints	Ryan Hansen	special
04/30/2026	Sprinkler Systems	Ryan Hansen	special
09/19/2025	Energy Code Compliance Inspections	Ryan Hansen	progress
09/19/2025	Fire-Resistant Penetrations and Joints	Ryan Hansen	special
09/19/2025	HVAC-R and service water piping design and insulation	Ryan Hansen	energy_progress
09/19/2025	Fire-Resistant Penetrations and Joints	Ryan Hansen	special
09/19/2025	Energy Code Compliance Inspections	Ryan Hansen	progress
09/19/2025	HVAC-R and service water piping design and insulation	Ryan Hansen	energy_progress
09/12/2025	Final	Ryan Hansen	progress
09/12/2025	Mechanical Systems	Ryan Hansen	special
08/27/2025	Final	KEVIN PELLON	progress
08/27/2025	Fire-Resistance Rated Construction	KEVIN PELLON	progress
08/27/2025	Interior lighting power	KEVIN PELLON	energy_progress
08/27/2025	Lighting controls	KEVIN PELLON	energy_progress
08/27/2025	Energy Code Compliance Inspections	KEVIN PELLON	progress
08/15/2025	Interior lighting power	PAYAM RAHMANAN	energy_progress
08/15/2025	Final	PAYAM RAHMANAN	progress
07/28/2021	Sprinkler Systems	Fayyaz Khan	special

▾Tenants in the building

Tenant	Space	Floors	Renovation projects
Sprint	Office	—	Project M00769419 Alteration · LOC Issued · 08/16/2022

Read from each project’s drawing title blocks and cover sheets and checked twice; a name appears only when it is the occupant, never the owner, landlord or designer.

▾Documents — 416 on file (BIS + DOB NOW)

▸Plans & Drawings12

▸DOB NOWPlans/Sketch10

09/03/2026M00565823-I1Request digital key ↗

09/02/2026M00765163-I1Request digital key ↗

09/02/2026M00769419-I1Request digital key ↗

Showing 3 of 10 on file for this type

▸DOB NOWPlans/Sketch - Supported Scaffold1

09/04/2026M00364220-I1Request digital key ↗

▸DOB NOWPlans/Sketch - Sidewalk Shed1

08/15/2026M00364211-I1Request digital key ↗

▸Applications & Permits76

▸BISPLAN / WORK APPROVAL APPLICATION39

08/08/2018123178747Open ↗

12/07/2017123177846Open ↗

11/29/2017123178747Open ↗

Showing 3 of 39 on file for this type

▸BISWORK PERMIT APPLICATION36

05/02/2019123177846Open ↗

02/02/2018123178756Open ↗

12/22/2017123177846Open ↗

Showing 3 of 36 on file for this type

▸BISNon-Directive 14 Construction Sign Off Including Sign Applications1

07/19/2013121337099Open ↗

▸Seals & Professional Certifications112

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION51

08/28/2018123178747Open ↗

08/20/2018123178756Open ↗

12/08/2017123178756Open ↗

Showing 3 of 51 on file for this type

▸BISPROFESSIONAL CERTIFIED CHECKLIST15

12/07/2017123177846Open ↗

11/30/2017123178756Open ↗

11/30/2017123178747Open ↗

Showing 3 of 15 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature12

09/04/2026M00364220-I1Open ↗

09/04/2026M00364211-I1Open ↗

09/02/2026M00769419-I1Open ↗

Showing 3 of 12 on file for this type

▸DOB NOWProgress Inspector Seal & Signature11

09/02/2026M01272308-I1Open ↗

09/01/2026M01278183-I1Open ↗

Showing 3 of 11 on file for this type

▸BISPROFESSIONAL CERTIFICATION STATEMENT9

12/07/2017123177846Open ↗

11/29/2017123178747Open ↗

Showing 3 of 9 on file for this type

▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM8

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 8 on file for this type

▸DOB NOWSpecial Inspector Seal & Signature6

09/23/2026M01278183-S2Open ↗

08/31/2026M01278183-S3Open ↗

08/30/2026M00565823-I1Open ↗

Showing 3 of 6 on file for this type

▸Trade Schedules & Equipment30

▸BISSELF-CERT PLUMBING NOTICE10

12/02/2015122179542Open ↗

10/02/2015122179542Open ↗

06/04/2015122179542Open ↗

Showing 3 of 10 on file for this type

▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE7

11/29/2017123178747Open ↗

04/15/2016122750451Open ↗

07/16/2015122179542Open ↗

Showing 3 of 7 on file for this type

▸BISSCHEDULE B - PLUMBING7

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 7 on file for this type

▸BISSPRINKLER INSP REPORT : FP-852

12/02/2015122179542Open ↗

Showing 1 of 2 on file for this type

▸BISFA - FDNY APPROVAL : FD-FAA2

03/19/2018122752100Open ↗

01/03/2017122178954Open ↗

▸BISEQUIPMENT USE PERMITS1

12/07/2016122750068Open ↗

▸BISEQUIPMENT USE APPLICATION/PERMIT1

12/07/2016122750068Open ↗

▸Safety & Tenant Protection1

▸BISTenant Protection Plan and Notes1

12/07/2017123177846Open ↗

▸Environmental & Asbestos32

▸BISASBESTOS: CERTIFICATION (DEP ACP5)11

12/07/2017123177846Open ↗

11/29/2017123178747Open ↗

11/29/2017123178756Open ↗

Showing 3 of 11 on file for this type

▸DOB NOWDEP ACP-5: Asbestos Assessment Report10

09/02/2026M00769419-I1Open ↗

08/21/2026M01272308-I1Open ↗

08/21/2026M01272308-S1Open ↗

Showing 3 of 10 on file for this type

▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'7

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 7 on file for this type

▸BISASBESTOS EXEMPTION CERTIFICATION LETTER4

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 4 on file for this type

▸Energy Compliance24

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS18

08/28/2018123178747Open ↗

12/07/2017123177846Open ↗

12/05/2017123178747Open ↗

Showing 3 of 18 on file for this type

▸BISAS-BUILT ENERGY ANALYSIS5

08/28/2018123178747Open ↗

05/15/2017122750068Open ↗

11/17/2016122179542Open ↗

Showing 3 of 5 on file for this type

▸BISTR8: Energy Code Progress Inspections1

03/07/2014121515743Open ↗

▸Inspections & Test Reports3

▸BISHYDRAULIC FLOW CALCULATIONS2

12/01/2014122179542Open ↗

11/03/2014122179542Open ↗

▸BISTECHNICAL REPORT: PILE DRIVING1

11/17/2016122179542Open ↗

▸Approvals, Objections & Sign-offs39

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST19

09/06/2018122752100Open ↗

09/06/2018122750451Open ↗

08/28/2018123178747Open ↗

Showing 3 of 19 on file for this type

▸BISADMINISTRATIVE OBJECTIONS14

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 14 on file for this type

▸BISLETTERS - SUPPORTING DOCUMENTATION4

05/08/2017122178954Open ↗

11/17/2016122179542Open ↗

04/10/2014120899849Open ↗

Showing 3 of 4 on file for this type

▸BISSHED LETTER2

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 2 on file for this type

▸Cost, Insurance & Ownership43

▸BISCOST AFFIDAVIT43

09/06/2018122752100Open ↗

09/06/2018122750451Open ↗

08/28/2018123178747Open ↗

Showing 3 of 43 on file for this type

▸Filing & Intake Forms40

▸BISEFILING COVER SHEET25

12/07/2017123177846Open ↗

11/29/2017123178747Open ↗

Showing 3 of 25 on file for this type

▸BISADDITIONAL INFORMATION10

11/17/2016122179542Open ↗

06/29/2016122750068Open ↗

Showing 3 of 10 on file for this type

▸BISBOROUGH INTAKE FORM5

09/06/2018122752100Open ↗

09/06/2018122750451Open ↗

08/28/2018123178747Open ↗

Showing 3 of 5 on file for this type

▸Other Documents4

▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION3

04/04/2016122752100Open ↗

12/16/2014122179542Open ↗

Showing 2 of 3 on file for this type

▸BISSupporting Document: Fee Except1

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 1 on file for this type