While other dog yard maintenance companies are concerned only with the bottom line, we believe in hard work. That's why we guarantee our work. You may not be aware of the several health and environmental hazards for your dog and your family, when dog waste is being left on the ground Roundworms, E. Coli and Giardia are just a few of the many harmful microorganisms that can be transmitted from pet waste to humans, children are most affected by these pathogen's.