Welcome to 22,000 potential new customers

Windowbase is the UK's leading specialist supplier of prospect data for the home improvement and building market. The depth and quality of our information is unbeatable and with 15 years experience we know what we're talking about.

Don't confuse us with ordinary list providers - every record on our databases is regularly and thoroughly researched by telephone and we are the only supplier that makes over 40,000 calls a year to ensure you can access genuine sales leads. The result is that Windowbase data gets your products and services in front of MORE potential purchasers with LESS waste.

The links below tell you more about each database and with our online ordering facility you can take out a regular subscription or purchase single use mailing labels. This time next week you could be responding to enquiries from your first direct mail campaign. Alternatively contact us for more information.

Take me to:

• Over 14,000 window, door and conservatory companies in the UK and Ireland^*¶
  • 13,300 UK window, door and conservatory companies^*¶
  • 4,800 UK window & door fabricators of all frame materials^*¶
  • 12,000 UK window & door installing companies in the UK^*¶
  • 11,500 UK conservatory companies with top level contacts^*¶
  • 1,600 UK conservatory roof fabricators^*¶
  • 1,000 window, door and conservatories in all of Ireland
• 1,240 sealed unit manufacturers
• 1,800 named contacts at social sector housing specifiers
• 5,500 named contacts at over 4,000 active house builders^*
• 460 decision makers at more than 300 Direct Labour Organisations
• 1,570 roofline stockists and installers^¶

Choose by region^* and activity^¶ of the company to precisely target your selection.