About Us Our Passion is Pools! A Family Owned Pool Construction & Maintenance Company Baltimore | Harford Whether you're looking for pool cleaning, maintenance, new construction, or other swimming pool service, Lothorian Pools treats every customer with an earnest desire to exceed the expected and deliver the exceptional for pool owners in the Baltimore and Harford County region. Our professional pool builders ensure that you receive a luxurious and perfectly constructed swimming pool that will stand the test of time. A Reputation of Integrity & Trust Matthew and Zachary Thompson, owners of Lothorian Pools, have earned a reputation based upon integrity and trust. From our reliable customer service team to the certified pool service technicians who come to your door, you can depend on Lothorian Pools to make your pool experience the best. Areas We Serve Serving Central Maryland Lothorian Pools proudly provides pool maintenance in Maryland to the following areas: Baltimore City, Baltimore County, Harford County and Carroll County. If you are within our service area, simply contact us to set up your maintenance plan. If you are located outside our immediate service area, call Lothorian Pools and we can arrange to work within an extended service area to accommodate your needs. Call Now We Offer a Full Range of Pool Services Pool and Spa Opening Pool and Spa Closing Weekly and Bi-weekly Maintenance Winterization of Pool House and Outdoor Kitchen Pool and Spa Renovation Winter Cover Sales and Repair Automatic Cover Sales and Repair Affiliations & Memberships National Plasterers Council American Concrete Institute American National Standards Institute American Society of Landscape Architects Association of Pool and Spa Professionals Board Member Maryland State Department of Health and Mental Hygiene Sub Committee of Commercial Pool Standards Board Member Baltimore County Department of Health and Mental Hygiene Sub Committee of Commercial Pool Standards Certifications APSP Certified Service Technicians Red Cross Certified SCUBA Certified Certified Pool Operator Licenses General Contractor MHIC #10595 Certified Structural Engineer #11658 Registered Master Plumber/Gas Fitter State of Maryland #17783 Our Resources Related Links Association of Pool and Spa Professionals National Plasterers Council American Concrete Institute American National Standards Institute American Society of Landscape Architects Coverstar Jandy by Zodiac Pebble Tec Pentair Polaris Pool Naturally Raypak "We started by wanting a beautiful pool, we ended up with a change in lifestyle" Dan Booth, Monkton, Maryland Need Service Now? A trained and certified Lothorian Pools service technician is ready to help. Schedule Service Now!