Conversion of single dwelling to four flats (1 x 1 bed and 3 x studio flats); single storey rear extension; external alterations; extension to hardsurfacing at front; separate amenity space for ground floor flats; boundary treatment; bin / cycle storage

26 Butler Avenue, West Harrow, Harrow, HA1 4EH · premises record

Applicant Mr Senghani · Agent Formed Architects & Designers · Officer BSC Ben Schnell

Full Planning Application

Refused

2019-12-12

P/4450/19

Conversion of single dwelling to three flats (2 x 1 bed and 1 x 3 bed); single storey rear extension; parking; separate amenity space for ground floor flats; boundary treatment; bin / cycle storage

26 Butler Avenue, West Harrow, Harrow, HA1 4EH · premises record

Applicant Mr Senghani · Agent Formed Architects & Designers · Officer Kimry Schlacter

Full Planning Application

Refused

2019-10-21

P/3162/19

Conversion of dwelling to four flats (4 x 1 beds); single storey rear extension; parking; separate amenity space for ground floor flats; boundary treatment; bin / cycle storage

26 Butler Avenue, West Harrow, Harrow, HA1 4EH · premises record

Applicant Mr Senghani · Agent Formed Architects & Designers · Officer BSC Ben Schnell

Full Planning Application

Withdrawn

2019-07-15

P/1518/18

CERTIFICATE OF LAWFUL PROPOSED DEVELOPMENT: Rear dormer and three rooflights in front roofslope to create habitable roofspace; front porch

26 Butler Avenue, West Harrow, Harrow, HA1 4EH · premises record

Applicant Mr Senghani · Agent Formed Architects & Designers · Officer BSC Ben Schnell

Certificate of Lawful Development Existing

Approved

2018-04-10

P/3389/16

INVALID

Flat 10, 12 Butler Avenue, West Harrow, Harrow, HA1 4EH · premises record

Applicant Mr Dilip Madlani · Agent JB Associates · Officer Zoe Levassor

Full Planning Application

Withdrawn

2016-07-13

P/2128/15

CERTIFICATE OF LAWFUL DEVELOPMENT (EXISTING): Conversion of single dwellinghouse into 10 flats

Bed & Breakfast Hotel, 12 Butler Avenue, West Harrow, Harrow, HA1 4EH · premises record

Applicant Mr D Madlani · Agent Plainview Planning Ltd · Officer DB David Buckley

Certificate of Lawful Development Existing

Approved

2015-05-11

P/1434/15

Single Storey Rear Extension: extending 4.3 metres beyond the original rear wall, 3.0 metres maximum height, 3.0 metres high to the eaves

24 Butler Avenue, West Harrow, Harrow, HA1 4EH · premises record

Applicant Mr D Patel · Agent Mr Kevin D'Austin · Officer Kimry Schlacter

Prior Notification - Larger Home Extension

Approved

2015-03-20

P/3119/13

CERTIFICATE OF LAWFUL PROPOSED DEVELOPMENT:SINGLE STOREY REAR EXTENSION

34 Butler Avenue, West Harrow, Harrow, HA1 4EH · premises record

Applicant Mt Thomas Hawthorn · Agent Mandac Ltd · Officer SM Sarah MacAvoy

Certificate of Lawful Development Existing

Refused

2013-10-07

P/4933/21

Conversion of dwelling into three flats (2 X 1 bed and 1 X 3 bed); single storey rear extension; landscaping; bin and cycle stores

26 Butler Avenue, West Harrow, Harrow, HA1 4EH · premises record

Applicant No.12 Investments Limited · Agent DRK Planning Ltd · Officer Fergus Freeney

Refused

2021-12-20

Full Planning Application

P/0579/21

Certificate of lawful development (proposed): Two side dormers; rear dormer installation of one rooflight to front and rear rooflsope

8 Butler Avenue, West Harrow, Harrow, HA1 4EH · premises record

Applicant Mr Richard Fu · Agent Edmond & Lo · Officer Catriona Cooke

Approved

2021-02-11

Certificate of Lawful Development Existing

P/5151/19

26 Butler Avenue, West Harrow, Harrow, HA1 4EH · premises record

Applicant Mr Senghani · Agent Formed Architects & Designers · Officer BSC Ben Schnell

Refused

2019-12-12

Full Planning Application

Show all 10 rows

P/4450/19

Conversion of single dwelling to three flats (2 x 1 bed and 1 x 3 bed); single storey rear extension; parking; separate amenity space for ground floor flats; boundary treatment; bin / cycle storage

26 Butler Avenue, West Harrow, Harrow, HA1 4EH · premises record

Applicant Mr Senghani · Agent Formed Architects & Designers · Officer Kimry Schlacter

Refused

2019-10-21

Full Planning Application

P/3162/19

Conversion of dwelling to four flats (4 x 1 beds); single storey rear extension; parking; separate amenity space for ground floor flats; boundary treatment; bin / cycle storage

26 Butler Avenue, West Harrow, Harrow, HA1 4EH · premises record

Applicant Mr Senghani · Agent Formed Architects & Designers · Officer BSC Ben Schnell

Withdrawn

2019-07-15

Full Planning Application

P/1518/18

CERTIFICATE OF LAWFUL PROPOSED DEVELOPMENT: Rear dormer and three rooflights in front roofslope to create habitable roofspace; front porch

26 Butler Avenue, West Harrow, Harrow, HA1 4EH · premises record

Applicant Mr Senghani · Agent Formed Architects & Designers · Officer BSC Ben Schnell

Approved

2018-04-10

Certificate of Lawful Development Existing

P/3389/16

INVALID

Flat 10, 12 Butler Avenue, West Harrow, Harrow, HA1 4EH · premises record

Applicant Mr Dilip Madlani · Agent JB Associates · Officer Zoe Levassor

Withdrawn

2016-07-13

Full Planning Application

P/2128/15

CERTIFICATE OF LAWFUL DEVELOPMENT (EXISTING): Conversion of single dwellinghouse into 10 flats

Bed & Breakfast Hotel, 12 Butler Avenue, West Harrow, Harrow, HA1 4EH · premises record

Applicant Mr D Madlani · Agent Plainview Planning Ltd · Officer DB David Buckley

Approved

2015-05-11

Certificate of Lawful Development Existing

P/1434/15

Single Storey Rear Extension: extending 4.3 metres beyond the original rear wall, 3.0 metres maximum height, 3.0 metres high to the eaves

24 Butler Avenue, West Harrow, Harrow, HA1 4EH · premises record

Applicant Mr D Patel · Agent Mr Kevin D'Austin · Officer Kimry Schlacter

Approved

2015-03-20

Prior Notification - Larger Home Extension

P/3119/13

CERTIFICATE OF LAWFUL PROPOSED DEVELOPMENT:SINGLE STOREY REAR EXTENSION

34 Butler Avenue, West Harrow, Harrow, HA1 4EH · premises record

Applicant Mt Thomas Hawthorn · Agent Mandac Ltd · Officer SM Sarah MacAvoy

Refused

2013-10-07

Certificate of Lawful Development Existing

Building control

Building-control records are not yet collected for Harrow — the register is being gathered borough by borough (held so far: Lambeth, Brent, Ealing, Westminster, City and others).

Place

What affects it?

No mapped designation intersects a premises point in this postcode in the current build. Open any premises above for its own designation record.

Nearby postcodes and streets

Walk to the next area — linked where the Atlas has a record for it (pilot borough only for now).

HA1 4ER8 m HA1 4EJ31 m HA1 4DP54 m HA1 4EE86 m HA1 4AZ87 m HA1 4AX114 m HA1 3DL128 m HA1 3DJ140 m

Butler Road0 mVellacott Road0 mButler Avenue0 m Urban Footpath 22 From Left Of 24 Lascelles Avenue To Opposite 4 Butler Road10 m Vaughan Road30 m Bessborough Road41 m

People

Who is involved?

Named on the latest 15 applications in this postcode — the party who applied, not the owner or occupier.

Name

Details

Mr Senghani

Applicant on 4 applications

No.12 Investments Limited

Applicant on 1 application

Mr Richard Fu

Applicant on 1 application

Mr Dilip Madlani

Applicant on 1 application

Mr D Madlani

Applicant on 1 application

Mr D Patel

Applicant on 1 application

Mt Thomas Hawthorn

Applicant on 1 application

Mr Andrew Kitton

Applicant on 1 application

Mr Carden

Applicant on 1 application

Mr and Mrs HARTE

Applicant on 1 application

Mr Senghani

Applicant on 4 applications

No.12 Investments Limited

Applicant on 1 application

Mr Richard Fu

Applicant on 1 application

Show all 10 rows

Mr Dilip Madlani

Applicant on 1 application

Mr D Madlani

Applicant on 1 application

Mr D Patel

Applicant on 1 application

Mt Thomas Hawthorn

Applicant on 1 application

Mr Andrew Kitton

Applicant on 1 application

Mr Carden

Applicant on 1 application

Mr and Mrs HARTE

Applicant on 1 application

Development

What could it become?

Planning precedent15 applications and 15 mapped decisions in this postcode — precedent for what has been permitted and refused here.

Energy28 EPC records; ratings C: 6, D: 17, E: 3, F: 2.

What is not assertedNo capacity, value or ownership claim is made at area level; those belong to individual premises records and their evidence.

Intent signals

The Developer Plan

Ownership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.

Signal

Evidence

Charge registered · 29 Jun 2026

NO12 INVESTMENTS LIMITED · holder Kensington Mortgage Company Limited · 26 Butler Avenue, Harrow (HA1 4EH) · source companies_house

Portfolio seller · 9 Apr 2026

ORCHIDBASE LIMITED · 14 Butler Avenue, (HA1 4EH) · source ccod+price_paid

EPC F/G · 10 Jan 2025

· · source epc_register

Charge registered · 29 Jun 2026

NO12 INVESTMENTS LIMITED · holder Kensington Mortgage Company Limited · 26 Butler Avenue, Harrow (HA1 4EH) · source companies_house

Portfolio seller · 9 Apr 2026

ORCHIDBASE LIMITED · 14 Butler Avenue, (HA1 4EH) · source ccod+price_paid

EPC F/G · 10 Jan 2025

· · source epc_register

9 intent signals recorded in this postcode

Charge registered · Portfolio seller · EPC F/G · Long hold · HMO licensed · Ageing director

Subscribe to see the signals →

Thinking about a project here?

Why do applications around here get refused? →

The most common refusal grounds in Harrow, by year and scheme type — the risks to know before applying.

Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.