Owned & Operated by Local Legend Ron Ierna. Lakeside Heating Cooling & Plumbing, Inc. is a customer focused heating, air conditioning and plumbing company, with over 22 years of experience and is family owned and operated in Land O' Lakes , FL. We take special pride in the craftsmen we train and employ--a fact you'll notice immediately in the attitude and integrity they bring to your job site. Our entire company works hard to make your experience with us hassle-free and enjoyable. We strive for 100% Customer Satisfaction 100% of the time!