Terry Foster Sr.

Terry Foster Sr. is a Journeyman Plumber and Gas Fitter at Deep Dive Plumbing Maryland with over 40 years of experience in the plumbing trade. He is one of the most experienced field plumbers in Southern Maryland, having worked on residential and commercial plumbing systems throughout Calvert County, Anne Arundel County, and the surrounding region for more than four decades.

Terry Sr. began his plumbing career in the early 1980s, learning the trade from the ground up. Over the years, he developed deep expertise in residential service plumbing, gas piping, sewer repairs, water services, and well systems. His hands-on experience spans thousands of jobs — from simple fixture replacements to complex underground sewer repairs and full gas line installations.

What makes Terry Sr. especially valuable to the Deep Dive team is his intimate familiarity with the older homes and infrastructure common to Southern Maryland. Many homes in Calvert County and Southern Anne Arundel County were built in the 1960s, 70s, and 80s — and they have plumbing systems that reflect that era. Terry Sr. has worked on these systems his entire career and knows exactly what to expect, what to look for, and how to fix it right the first time.

As a Journeyman Plumber and Gas Fitter, Terry Sr. works under the direct supervision of Terry Foster Jr. (Maryland Master Plumber #98433), ensuring that every job he performs meets the highest professional and legal standards. He brings decades of practical knowledge to every project and is known within the team for his methodical approach, attention to detail, and commitment to quality craftsmanship.

Terry Sr. specializes in gas piping, sewer repairs, water service lines, and general residential plumbing. He takes particular pride in his gas work — an area where precision and safety are non-negotiable — and has completed hundreds of gas line installations and repairs throughout Southern Maryland.

Customers who work with Terry Sr. consistently comment on his professionalism, his thoroughness, and his willingness to explain what he's doing and why. He embodies the Deep Dive standard: show up prepared, work methodically, and leave every job better than you found it.