chips away type repair London recommendations please.

[pneumothorax]

Looking to get a repair to a bumper scratch my other half inflicted on a third party's car and as per title, I would be very grateful if anyone could give me a heads up on someone really good.
Thanks.

[Squiggs]

London's a big place ..... you may get more help if you narrow it down a bit.

[pneumothorax]

Earlsfield/Putney.