Below are some links to companies offering sash window repair, replacement and manufacturing services in London:

A Buckfield Joinery Ltd
74a Caistor Mews, Balham, London, Greater London SW12 8QW
Tel: 020 8673 7894

Acorn Sash Windows Ltd
7a Grand Parade, Green Lanes, London N4 1JX
Tel: 07525 326 737

Acton Green Sash Services
16a Fauconberg Rd, London W4 3JY
Mobile: 07917 157 102

A.I. Sash Window Services
Tappers Cottage, West Dean, Salisbury, Wiltshire SP5 1JF
Tel: 01794 341 225
Mobile: 07956 116 522

Alder Engineering Ltd
Unit 12/14 Silicon Business Centre, 26 Wadsworth Road, Perivale UB6 7JZ
Tel: 0208 991 6799
Fax: 0208 991 6798
Mobile: 07973 491 092

Ayrton Bespoke
309 Garrett Lane, Wandsworth, London SW18 4DX
Tel: 0208 877 1403
Fax: 0208 870 9659

Beechhall Joinery
2a Beech Hall Rd, Highams Park, Chingford, London E4 9NX
Tel/Fax: 020 8523 4448
Mobile: 07738 365 865

Box Sash Windows
19-21 Crawford Street, London W1H 1PJ

Complete Sash Window Company
274 South Lane, New Malden, Surrey KT3 5RN
Tel: 020 8942 3703
Mobile: 07900 878 387

Chiswick Windows
119 Sandycomb Road, Kew, London TW9 2ER
Mobile: 07917157102

Contemporary Renovations Ltd
268 Higham Hill Road, Walthamstow, London, Greater London E17 5RQ
Tel: 0844 576 0071
Fax: 0844 576 0072

Core Sash Window And Carpentry Services
25 Northampton Park, Canonbury, Islington, London N1 2PP
Tel: 020 7704 0551
Mobile: 0791 953 3265

Curtis Timber Windows Ltd
Unit 5a, Abbey Industrial Estate, 24 Willow Lane, Mitcham, Surrey, CR4 4NA
Tel: 020 8646 6888

Kensal Green Carpenter
61 St Margarets Road, London NW10 5PY
Tel: 020 8969 2147
Mobile: 07812 025 255

L.J.Z. Building Services Ltd
1 Alpha Road, Bowers Gifford, Basildon, Essex SS13 2JD
Tel: 0126 872 7109

London Sash Window Repairs
41 Staveley Gardens, Chiswick, London W4 2SA

M.A.C. Sash Weights
Unit 3, 166, Lincoln Road, Enfield, Middlesex EN1 1NL
Fax: 020 8367 4999
Mobile: 0784 135 7787

Mortlake Joinery
Unit 32, Mahatma Gandhi Ind Est., Milkwood Road, Herne Hill, London SE24 0JF
Tel: 020 7733 9100
Fax: 020 7733 0400

Original Wooden Windows Company
Unit 13 Duttons Estate, Bangors Road South, Iver, Bucks. SL0 0AY
Tel: 01753 651084

Peerless Windows
129 Northfield Avenue, Ealing, London W13 9QR
Tel: 0208 567 6000
Fax: 0208 579 8759

Refurb-a-Sash
Queens Joinery, Queens Road
Twickenham
Middlesex
TW1 4LJ
Tel: 020 8892 1166

Sashdetail
16a Stapelton Road, Tooting, London SW17 8AU
Mobile: 07977 307 101

Sashfix (Chiswick)
Unit 108, 315 Chiswick High Road, Chiswick, London W4 4HH
Tel: 0800 012 6967

Sashwise
53 Cambridge Crescent, Teddington, Middlesex TW11 8DX
Tel: 0208 979 1973

Sash Repairs Limited
44, Ridley Road, Willesden, London NW10 5UA
Tel: 0208 965 4185
Mobile: 0793 940 9137

Sash Window Servicing
109 Harvist Road, Queens Park, London NW6 6HA
Mobile: 0790 562 3577

SashWorkshop
Kings Place, Chiswick, London W4 3JY
Tel: 0208 994 5529
Mobile: 07949 146349

S.D.S. London Ltd
183-189 Northcote Road, Battersea, London
Tel: 020 7228 1185
Fax: 020 7738 2342

South London Sash Windows
17 Longfield Street, Southfields, London
Tel: 020 8870 5172
Mobile: 07957 567 949

South London Sash Window Specialist
30 Downton Avenue, Brixton, London, Greater London SW2 3TR
Tel: 02086715543
Mobile: 07508763867

SPS Timber Windows
Unit 2, 34 Eveline Road, Mitcham, Surrey CR4 3LE
Tel: 0208 640 5035
Fax: 0208 685 1570

The Original Box Sash Window Company
29-30 The Arches, Alma Road, Windsor, Berkshire SL4 1QZ
Tel: 01753 858196
Fax: 01753 857827

The Vintage Hardware Company
Whitestile Road, Brentford TW8 9NJ
Tel: 07946 632 613

The Wooden Window Workshop
12-14 Dukes House, Dukes Ave, Chiswick, London W4 0JS
Tel: 0800 689 9191
Mobile: 07974 774 231

Urban Joinery
176 Northfield Avenue, London W13 9SB
Tel: 0208 819 4022
Fax: 0208 567 4151
Mobile: 07917 730400

Webbs Property Maintenance Ltd
84 High Street, London NW10 4JS
Tel: 0207 267 4333

Woodland Products Design Ltd
St Peters House, 6 Cambridge Road, Kingston Upon Thames, Surrey KT1 3JY
Tel: 020 8547 2171
Fax: 020 8547 1722