I don't think that there is any huge problem on this point, especially if you have an international company. According to the migrational rules, if the person wants to receive the migrational visa, she should have the necessary ID documents and plus a workplace where he can work in Canada. If you are really experienced in pest control, you can try to reach these pest companies and ask them for a job; https://www.mrmr.biz/. I heard that they have a couple of free vacancies right now.
As far as I know, if you can prove that your skills and knowledge can be valuable and even unique, then you will be granted a work permit. So, try to prove that you're an expert in this niche. Besides, those services are highly demanded during the summer since people begin to fight with spiders in their houses.