I have been using Alberta Pro for years. They are a family run business that prides themselves on good old fashion hard work. The staff answering the phones are friendly and helpful. The guys that show up at your door are friendly, professional and most importantly competent. They do an amazing job the first time and every time. Oh and did you know they not only clean carpets but will clean duct work and grout etc.
This is the only company I trust and you should to.