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Harold Hill architects.
Britain's No. 1

Central Park may be popular, but wait until people see your new home extension.

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Chichester Close, Thurrock →
Upminster Road, Havering →
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We’re Britain’s #1 architectural practice for all-things extending

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Havering planning application stats

Applications in Harold Hill are decided by the Havering planning team. Our planning permission win rate is...

78%

vs 87% national average
Resi's planning consultant

Danielle Price

Former Wigan Council Planning Officer
Havering's planning officers

Edward Hollingworth, Rebecca Murunga, Panyun Chow,...

78 Number of applications
61 Granted applications
17 Refused applications
17 - 135 days Submit to complete time
8w 5d Average decision time

We've had 78 applications approved in Havering.

Approved 16 Jul '24
Ground floor rear & side and two storey front & rear 27 Woodstock Avenue Romford RM3 9NF
Approved 24 Jul '24
First floor side and ground floor wraparound 32 Rowan Walk Hornchurch RM11 2JA
Approved 05 Apr '24
Ground floor internal alteration and loft hip to gable & main dormer 32 Rowan Walk Hornchurch RM11 2JA
Approved 19 Apr '24
First floor internal alteration & side and ground floor internal alteration & wraparound 32 Rowan Walk Hornchurch RM11 2JA
Approved 01 Feb '24
Ground floor internal alteration and two storey wraparound 19 Macdonald Avenue Hornchurch RM11 2NF
Approved 03 Apr '23
Ground floor front & rear and loft no dormer 61 Squirrels Heath Road Romford RM3 0LS
Approved 25 Nov '22
Ground floor side and two storey rear 9 Risebridge Road Romford RM2 5PR
Approved 26 Jan '22
Ground floor rear 80 NORTHUMBERLAND AVENUE HORNCHURCH RM11 2HP
Approved 13 Sep '21
Ground floor front & side and whole house facade alteration 60 BYRON WAY ROMFORD RM3 7PS
Approved 06 Aug '21
Garage conversion 4 Cloudberry Road Romford RM3 8ER
Approved 29 Jun '21
First floor side and garage conversion and ground floor front & rear 12 REPTON AVENUE ROMFORD RM2 5LU
Approved 12 Apr '21
Ground floor wraparound and whole house facade alteration 60 BYRON WAY ROMFORD RM3 7PS
Approved 15 Jan '21
Loft main dormer 60 Byron Way Romford RM3 7PS
Approved 25 Sep '20
Ground floor internal alteration & side 2 TRING GARDENS ROMFORD RM3 9EP
Approved 25 Sep '23
Ground floor front & internal alteration, and rear and whole house facade alteration 146 NORTHUMBERLAND AVENUE HORNCHURCH RM11 2HR
Approved 23 Sep '25
Loft hip to gable & main dormer 561 Upper Brentwood Road Romford RM2 6LH
Approved 11 Nov '25
Garage conversion and two storey rear & side 561 Upper Brentwood Road Romford RM2 6LH
Show more

Average construction costs for the Havering area.

In the last year, the construction costs* we've seen for the Harold Hill area are as follows
Rear

£k

Side Infill

£k

Loft

£k

First Floor

£k

Try our build cost calculator
*Costs are up to ‘first fix’ and exclude VAT

More extensions we’ve completed in Havering

Explore designs, build costs and planning applications for more of our extensions.
Show all extensions

Why people near you love Resi

Over 10400 homeowners have trusted Resi with their home extensions — that’s more than any other architect in the UK.
Came across Resi in 2017 and have to say their service has been exceptional on all fronts. Prompt...
Ann Loft Hip To Gable With Main Dormer
Alexander Ell Used to do initial design phase for a loft conversion and internal remodelling. Very helpful in t...
Alexander Ground Side
Luisa Wolf The planning permission (1st of that kind on my neighbourhood) for the extension of my house was...
Luisa Loft Main Dormer
Resi are a great investment! Resi have been great. We knew we needed help and saw a couple of “all in” firms before we found...
Helena Ground Rear
Patricia Ladly I had my reservations about getting design plans on-line but the whole process has been very prof...
Patricia Loft Main Dormer
Freddie White Great service, easy to use and very fast results, highly recommend. Easy process from start to fi...
Freddie Whole House New Build
Absolutely Brilliant! I was recommended to use Resi by a friend of mine. I found the whole process an absolute dream. F...
Ayisha Ground Side Infill
Sarah Boothe would highly recommend this company, worked with Alessio on our planning application for our rea...
Sarah Ground Side And Rear
Very professional company and knowledgeable staff. I had undertaken quite significant research...
Simone Basement Whole House
Kate Yates Excellent experience - the team are excellent and we couldn't be more pleased with how effortless...
Kaila Nma

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Builders we work with in Havering

N-Vico Ltd.

4.0
5 reviews
Covers Harold Hill
9 Resi projects

Kovacs Construction Ltd

4.0
7 reviews
Covers Harold Hill
37 Resi projects

MBS London Ltd

5.0
1 reviews
Covers Harold Hill
3 Resi projects

Zorkun Limited

4.6
8 reviews
Covers Harold Hill
14 Resi projects

Skyfall Construction Limited

5.0
2 reviews
Covers Harold Hill
9 Resi projects

Flow Property Service Ltd

Covers Harold Hill
3 Resi projects
Check out our vetted builders
Other locations we do projects around Harold Hill

Harold Wood, Ardleigh Green, Harold Park, Gidea Park, Havering, Heath Park, Noak Hill, Emerson Park, Rise Park, Chase Cross,

Postcodes we serve in and around Harold Hill

RM1, RM2, RM3, RM4, RM5, RM6, RM7, RM8, RM9, RM10, RM11, RM20

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+44 208 068 4811 [email protected]
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Research hub Advice centre FAQs Loft Conversion Costs UK 2025: A Complete Guide to Budgeting Your Build How much does a side return extension cost? House extension without planning permission: what are the rules? The cost of a rear extension in the UK and how to save some pennies House extensions: everything a homeowner needs to know

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