We have used Envirotech Pest Solutions since we bought our house here in Denver. They have always been prompt, neat while here, pleasant to talk with and seemingly knowledgeable about all creepy crawlies! We rarely see a bug or spider unless it is within a week or so of when they are due to come back out. They have had to set out "mouse houses" for a mouse problem that we had for the first time this year. That seems to have taken care of THAT problem! They started servicing our house 5 1/2 years ago and we are still happily seeing them on a regular schedule!