"We were delighted with the outcome of the installation of a new surround on our fireplace. This was a re-do of an initial installation by another contractor that did not work out too well! I was nervous about getting this done right and Kevin put me at ease immediately. He was precise, highly skilled, and very aware that we were not happy with the first installation. It turned out beautifully."

"Came out and did an estimate in timely manner and when I agreed to there estimate, they quickly did the installation."

"Very quick response and scheduling. Professional and thorough install and took the time to walk me through using the device. Highly recommend."

"Very fine and courteous service. When the replacement vent/light bathroom fan didn't fit he ordered another. The new fan was quickly installed the next day."

Welcome to Markool Heating & Cooling. We proudly provide the highest quality of service and craftsmanship for each aspect of your project. Our depth of knowledge and experience solidify our belief that customer service stands as the highest priority. We eagerly look forward to working with you and making your vision a reality. Give us a call, text, or email today, and let us get started!

"Extremely professional - left all areas where installs were performed cleaned and better than it originally was. They worked quick doing all the work we requested much faster than we thought! Incredibly satisfied with the results."

"Mr ABEL was so professional. ,on time , fixed the problem. grat experience . Thank you MBHAAACLLC"

Valnard General Service Solutions (GSS) is built on over 25 years of experience in the field of general contracting. We offer free estimates, competitive rates, flexible payment plans and the highest quality of professional repairs and general construction service. Valnard and its sub-contractors are licensed and bonded.

Presidential Heating & Air Conditioning in Gaithersburg was founded in 1982. From the very first day, our mission has guided our company's success honesty, superior customer service, and the highest quality system installation around. Year after year, the Presidential team has continued to meet and surpass those ideals without cutting corners.\n\nAs a direct result of our dedication to quality products, people, service, and installation — Presidential Heating & Air Conditioning has built our foundation on customer loyalty and trust. With a complete satisfaction guarantee, the Presidential team won't rest until the job is done and their customers are completely happy with their work.\n\nWhether you own a commercial or residential building or need installation or service, we are committed to providing each of our clients with our expertise regarding the most environmentally friendly systems around.

With over 15 years of experience in all aspects of home improvement, I provide high quality results at affordable prices. Every project is personal to me and I will treat your home as I would my own.