J & H Aitcheson – Distributor/SupplierJHA MCN website ad 125x125

Established in 1885, J&H AITCHESON is a full line distributor of commercial and residential  plumbing, heating, and industrial pipe, valve and fitting products.  As a division of the Hajoca Corporation headquartered in Alexandria, VA, we are focused on serving the Metropolitan Washington DC, Northern Virginia and Central/Southern Maryland markets.

J. Mayer Architects, LLC – Residential, Commercial

J. Mayer Architects, LLC headquartered in the Housley Professional Center in Annapolis, is a 25 year old firm centered on commercial and residential remodeling work. Our project types range from shell and tenant office work, corporate and private food service, medical office, retail, recreational (especially thru pre-engingeered), historic preservation, and single family residential.

J. Vinton Shafer & Sons, Inc.J Vinton ShaferCommercial, Institutional, Public

J. Vinton Schafer & Sons, Inc. is a construction management firm committed to quality and customer satisfaction. Schafer provides a comprehensive approach to pre-construction, construction, and post construction management services. Understanding and using the most recent technology in healthcare, education, and in other public and private type facilities, we offer our clients the most state-of-the-art facilities.

J.D. Belfield Enterprises – Commercial, JDB_logo crop
Institutional, Public

A MBE/DBE Certified Small General Contractor with vast experience in furnishing and installing mast-climbing work platforms, scaffolding, and material-only hoists. Belfield Enterprises also seeks partnerships in the masonry restoration, drywall and carpentry trades. Its’ MBE/DBE certifications include Baltimore City, Maryland and Virginia

J.F. Fischer, Inc. – Commercial,JF Fischer
Industrial, Public

J. F. Fischer, Inc. is one of the region’s leading contractors supplying mechanical / general construction services to the entire state of Maryland as well as all surrounding states.  We have recent, significant experience serving the governmental, institutional, public, private, correctional, healthcare, educational, water / wastewater treatment, and general industry business sectors.

J.G. Wright, Inc. – Commercial,
Institutional, Public


JADE Group Enterprises, Inc. –

James A. Quick, Inc. Mechanical Contractors – Quick
Commercial, Institutional 

James A. Quick, Inc. is a full service Design/Build Mechanical Contractor offering design, installation, service and a commitment to excellence.  Since 1989, we have been serving the HVAC and Plumbing industries; creating numerous long-term, mutually beneficial relationships.  James A. Quick, Inc. continues to provide quality designs and installations while meeting completion schedules and all budget requirements.

James Posey Associates – Commercial, jpalogo-stck
Institutional, Public

Since 1911, James Posey Associates has provided mechanical and electrical consulting engineering services for renovations and new construction projects for K-12 schools, higher education and healthcare clients, and government agencies. The firm’s staff of 60+ includes licensed and degreed mechanical and electrical engineers, plumbing designers, lighting specialists and LEED Accredited Professionals.

Jensen Hughes –

Jim Boyd’s Flooring America – Residential,
Commercial, Institutional, Public

Since 1970, we serve the needs of both residential homeowners and business customers, including many interior designers, interior decorators and home builders. One factor setting the company apart is their strong emphasis on superior customer service. Jim Boyd’s business philosophy is based upon treating customers and employees with the utmost consideration.

J-K Mechanical Products, Inc. – Residential, Commercial, Institutional, Public

J-K Mechanical Products, Inc. is a manufacturer’s rep firm for HVAC Air Distribution Products in the Baltimore Metropolitan area since 1974. We assist the engineering community in HVAC design and service the Construction Contracting companies with products for the commercial and government markets.

John H. Hampshire, Inc. – Commercial

Interior Finishes subcontractor specializing in plaster, drywall, acoustical ceilings, carpentry, flooring, and EIFS installations. Over 100 years in business. Project size – $10,000 to $20 million. Servicing Maryland, D.C., and Virginia.

Judd Fire Protection, LLC – Commercial,Judd Fire Logo
Institutional, Public

Judd Fire Protection began protecting  lives and property in 1992. Judd Fire Protection is proficient in  handling all aspects of fire sprinkler protection – including consultation,  design, installation, maintenance, testing, and inspection. Headquartered in Westminster,  Maryland, Judd Fire Protection now services Maryland, Pennsylvania, Delaware,  Northern Virginia and West Virginia.

Justice Construction Group, LLC – Commercial, Institutional, Public

Justice Construction Group, established in 2009, is a commercial demolition company specializing in office, industrial, and retail space demolition.  Key clients are JC Porter, Wilhelm Commercial Builders, Kane Construction, Kascon Builders, CLUNE Construction, Poole & Kent Construction and Interior Specialist.  Consider Justice Construction Group for all of your interior, exterior, structural, mechanical, and electric demolition needs.

JZ Systems