Those a the wedding vendors I recommend you, and often work with.
I deeply trust their expertise and humanity. They would be the ones I would book for my own wedding.
Catering
De bouche en bouche : http://www.bouchenbouche.fr/
Flowers
Marie Myrtille : http://www.marie-myrtille.com/
Wedding Planners
Rock my Love : http://www.rockmylove.fr/
DJ
Nick : http://www.ukdjsabroad.com/
Mix and Light : http://mixandlight.com/
DJ M4T : http://djm4t.com/
Bands
The Little Soul Club, Acoustic Soul Duo : http://www.thelittlesoulclub.com
The Presidents : http://www.thepresidentsmusic.com/
Incato Musique (Sax, violon) : http://incantomusique.com/
Hair Dress & Makeup
Johanna : https://johanna-marcucci.com/