- Works with Nefisa Berberovic WTA no.225, Gabriel Alejandro Hidalgo former ATP no.311
- Coaches many young talents from the Balkan Region in U10-U18 category
- Worked in many clubs in his region in tennis mass sports youth and adults (around Nassau, Singhofen, Koblenz, Wallmerod, Mülheim-Kärlich)
- Worked with the Tennis Associations of Belgrade (TSB), The Tennis Association TSRS of Republika Srpska and the Tennis Association BIH of Bosnia and Herzegovina (talents, scouting, support her Youth Programs to be an Tennis Pro), providing sponsorship for Challenger and Future Tour in Balkan states

2022
GPTCA C-Level International Coach

Project Probase in Wallmerod as a tennis performance center

Academic

Degree in Insurance and Finance
 

Sascha Müller

Email: s.mueller@as-tennis.com
Website: www.as-tennis.com 
Phone no.: +49 (0) 6435 / 4080644 - +49 (0) 151 / 70847728