In 1927 they are agents for French Talbot the Showroom was probably on the corner of Bath Street and Regent Place, now a chemist.

Looks like The Spa Garage avoided a hostile purchase by Warwickshire County Council, who were after premisses for the Ambulance maintenance and their repairs.

Taken from the Bonhams sale of reg YX 9294 on 8 Sep 2012.
Formed in 1903 to import French Clément cars into the UK, the British-owned Clément-Talbot concern quickly dropped the Clément name and by 1905 was assembling partly British-made Talbots at its new factory in London. The 1.7-litre 14/45 in the photo offered roomy, comfortable transport at a competitive price and, like all Roesch’s Talbot creations, was powered by a smooth and flexible six-cylinder overhead-valve engine endowed with a remarkably high output for its size.
Talbot merged with Sunbeam in 1919 and was eventually taken over by Rootes.