Company Logo Needed (Professionals Need Only Apply)

I am searching for a Company Logo that will meet the highest standards. It will be displayed on Vans, Cards, T-Shirts, Website and Documents. The name of the Company is: Generation Plumbing Co. This is a plumbing Contractor/Repair Company. A brief history of the name is as follows: Generation Plumbing Co. was decided upon become the business has been in our family for 3 Generations and has always been successful for us. The logo will need to represent the prestige and knowledge the company has to offer, it will represent this new company for many long years to come. I will be looking for the following: 1: It must be colorful the following colors can be used: Bright Orange, Black, Silver, Bright Blue 2: This logo must have a white background. 3: It must look professional. 4: You can incorporate the words into one another if you can figure out a way. 5: You may also use objects and shapes if that will help with the creativity. 6: This logo will be trademarked and copyrighted. 7: MUST LOOK PROFESSIONAL! Things I do not want: 1: No Cartoons 2: No People 3: No Copy Cats You must provide upon completion the following file types: 1: AI 2: PSD 3: JPEG 4: Transparent GIF I will accept the winning bid using the following method: Must submit 3 prototypes of the logo prior to getting the job! You can imprint you name on them so they cannot be stolen. I would just like to see your product before I choose the winner as I have had issues in the past with designers not understanding the task at hand. I appreciate everyone bid and I hope to build a growing relationship with the winner as the website will be the next step in this venture. Thanks,