S’NP has liaisons with highly reputed Trade Testing Centers all over India for judging the skill levels of candidates. These Trade Testing Centers are backed by a strong infrastructure for conducting trade tests and interviews of approximately 200 candidates at a time. They have separate cabins for taking one-on-one interviews as well. Their infrastructure allows them to test the skills for various categories. Some of these are listed here:
- Masons
- Painters
- Electricians
- Carpenters
- Pipe Fitters / Plumbers
- Welders
- Steel Fixers / Bar Benders
- Fabricators
- Mechanics
- Riggers
- Scaffolders
- Sand Blasters
- Glaziers
- Drivers

