other than Mutual Property Management company out of Sarnia, ON, is there any other company that I could get a referral from?

I've got a triplex in Sarnia, and currently using  Mutual Property Management company, but somehow it feels like we're getting ripped off big time.

please help.

following as well

Hi Darryl, Yellow House Rentals is a great property management company in London and Sarnia. 
This is their FB page with the contact info:   https://www.facebook.com/yellowhouserentals/?ref=br_rs Cheers

thanks @Cassidylogsdon I reached out to them and hope to hear more tomorrow.