1) Licensed Contractors (we are registered here http://www.oakville.ca/townhall/licensed-contractors.html)
2) Business Liability Insurance (a minimum of $1.5 Million)
3) Dozens of examples of finished related jobs (that they have completed)
4) References (clients who are willing to validate the companies quality of work)
5) Online testimonials (with this new world of social, internet etc...consumers can be better informed before making a decision. This is increasingly more important as it seems there are more fly-by-night contractors now than ever before)
6)WSIB Insurance
Good luck on selecting your general contractor for your next job!