I tweeted your question, and the following company was recommended...
JLM WINDOW CLEANING
Jamie McKenna | 07955 438 375
Jamie McKenna is a friendly local window cleaner offering services to houses in Teddington. Available for cleaning windows both inside and outside. Also provides a gutter cleaning and repair service.
TLC member discount with their loyalty card too!
http://www.tlcfamily.co.uk/offers-searc ... &Submit=Go