Morale at CST Brands can be high or low depending on the work environment, employee empowerment, employee recognition for accomplishments and many other facets. Morale at CST Brands can be gravely affected by a sense of security and the office vibe; many CST Brands employees describe their environment as negative, and feel very secure about their job. Overall CST Brands' employees rate their happiness a C- which can also give some insight into morale at CST Brands.