Should 'responsible parties' have access to information regarding the genetic makeup of 'certain individuals'?

Pro: Knowledge of the genetic makeup of certain individuals can assist responsible parties to make decisions that affect the success of companies. 'Responsible parties' may include employers and insurance companies.

Con: Information regarding the genetic makeup of certain individuals can be misused.

Con: Information regarding the genetic makeup of certain individuals may not be an accurate predictor of the destiny of those people.