Setting the standard of quality for three decades

Our Story

JJM Home Improvements was founded in 1991 by Joseph J. Memmel Jr. to perform quality home improvements. Our most important goal is to ensure our customers are 100% happy. Our highly skilled staff can manage any job imaginable: from a simple storm door to an entire new home.

Areas We Serve

Anne Arundel County

Howard County

Baltimore County


We offer a three year workmanship warranty. This warranty triples the state requirement. We are confident that we will perform an exceptional job for you.