@simon 560,
Step 1 - go to Google.com and type the following into a search box:
Electrical contractors in (put the name of your city here)
Click on the first 10 websites in the list, make a list of their phone numbers.
Next write a description of your project and what work you want done and how soon you need it. Determine what your budget is.
Step 2: start making calls to the list of phone numbers you recorded. Read your description of the project and work and ask them to give you a cost estimate and work references.
Step 3: Select three of the companies that most meet your needs and. Budget and call their references and verify their contractor license.
Step 4: hire the one you feel is the best for the job.