Severna Park’s Most Experienced Home Remodelers and Designers

JNJ Improvements is a well-established home remodeling and improvements firm that has been serving the Maryland area for over 30 years. Founded by Brian Haas and now run by his son, Christopher Haas, JNJ’s approach to home construction, improvement, and design has always been to treat each and every client as part of the JNJ Family. We will continue to take care of your needs long after your project is complete. JNJ Improvements uses only the best materials and employs the best people in business.

JNJ Improvements’ reputation as a leader in the field results from our experience at what we do and our dedication to you, our customers.

  • JNJ Improvements INc.

    678 Ritchie Hwy
    Severna Park, MD 21146


    Call Us
    Phone: 410-647-1185
    Fax: 410-544-5269