Classic Logo Refinement for Plumbing Company

I'm looking for a classic style logo for my plumbing company. I have a rough logo that I want to refine and make some changes to. The changes will primarily be focused on the graphic elements of the existing logo.

Ideal Skills:
- Logo Design
- Graphic Design
- Adobe Illustrator or similar software
- Understanding of classic design principles

Experience:
- Prior experience designing for the plumbing industry is a plus
- Portfolio of classic style logos
- Demonstrated ability to refine and enhance existing designs