"Mark’s Plumbing Inc. was one of the most professional companies I have ever dealt with in my 50+ years of home ownership!! Starting with the initial phone call to Gracey who couldn’t have been more helpful with my many questions about my 31 year old Rheem hot water tank! Within minutes I had a fair estimate and a convenient appointment scheduled!! On the day of the install I was notified when Michael & Jessie were on their way! When they arrived in their clean, nicely decorated van and well dressed in their uniforms! Both were very polite and very informative to my questions! They were not bothered by me watching them throughout the install ! And I forgot to mention booties were put on when entering my front door, all drips were wiped up and crumbs were vacuumed up!! I definitely got my money’s worth from this FIVE ⭐️ ⭐️⭐️⭐️⭐️ COMPANY!!!! I have already recommended them to my neighbors, friends and relatives! Sorry for my lengthy review but MARK’S Plumbing Inc. Is very worth the Five Stars they are receiving!!!! Jerry Piaskowy, St. Charles, IL."