Shiny new tools and processes aren't the only way to make improvements. And they won't be be of much use unless you've thought long and hard about what it is you are actually trying to achieve.
If you’re running IT services then you need a management system, and you need to constantly monitor and review everything you do so that your management system keeps improving. The alternative to continual improvement is stagnation, or worse. If your competitors keep improving and you stand still then you will rapidly find yourself falling behind.