Okay, let’s tackle this. So David Lalonde has 32 years of experience in plumbing, which is a long time. His role as Plumbing Service Manager/Assistant General Manager at Day & ;Nite Plumbing & ;Heating suggests he has hands-on experience in operations management. Skills like team building, customer service, and sales management are also valuable. However, plumbing is a trade profession, and rates tend to be lower than those in management or consulting. Considering his experience and skills, I’ll estimate his hourly rate to be around $75, which is a rough estimate for a tradesperson with management experience in the Pacific Northwest region of the US.