Balance is important in all logos, and in all design. It emotes a feeling of strength in the brand, and draws in clients.
The backbone of a strong brand, with an easily recognizable logo, is distinguishable color.
Create color, logo, and style rules to create a cohesive marketing program so it is obvious all pieces of material come from your company.
How effective is your design and your marketing program? What is the Return on Investment on your efforts?