About Extrol. Hi! My name is Carl Wilson, owner and founder of Extrol. Extrol is committed to providing pest control solutions for structural, ornamental and turf that are safe, effective and low cost. Our aim is to lead with organic solutions that fulfill all of these criterion. We continually look for organic solutions for all areas of our business that become available to us and are able to produce the results that are expected at the price which our clients are willing to pay.