Manufacturer Directory
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MD
Founded in Hagerstown in 1906, Jamison Door Company manufactures custom controlled-environment doors, with a longstanding reputation for cold storage and freezer applications. The U.S.-based manufacturer also serves demanding industrial and cleanroom settings, and joined the global BMP Group in 2021. Jamison plans to extend its Washington County manufacturing presence with a 355,000-square-foot Hagerstown facility designed to support up to 250 local employees.
Janlitlfeather Gourmet is a Black family-owned and operated confectioner handcrafting candy and popcorn with creative twists on traditional treats. From alcohol-free Apple Brandy Candy Popcorn to signature toffee popcorn wrapped in edible 24K gold, the company focuses on high-quality ingredients and handmade freshness.
Woman-owned Jarrett Industries has served customers around the world since 1978, building its reputation on custom packaging and supply-chain support for demanding applications. Based in Owings Mills, the company works with customers whose products require careful protection, including medical and aerospace organizations. Jarrett Industries Inc. and Jarrett Industries of California are ISO 9001:2015 certified.
Founded in 1958 after scientists at Japan’s Institute of Optics developed a successful research IR spectrometer, JASCO makes molecular spectroscopy and chromatography instruments for laboratory analysis. The company’s history includes early commercial advances in HPLC and supercritical fluid chromatography, while its current work spans integrated analytical systems and spectroscopy software. JASCO operates from Easton, Maryland, with a worldwide network of regional companies and distributors.
Based in Greeley, Colorado, JBS Imports brings specialty beef and small-stock shipments from international sources to customers across North America. Its portfolio includes case-ready and foodservice programs, with an emphasis on consistent supply and food safety.
Founded by Jeremiah Bradley from a childhood habit of experimenting in the kitchen, JBs Organic Foods makes prepared organic foods designed to bring wholesome, flavorful meals to the family table. The brand’s signature Travelers Red Beans and Rice reflects its emphasis on thoughtfully sourced ingredients, traditional comfort-food flavors, and vegan options, while its packaged cookies extend the kitchen-made approach into sweets. JBs Organic Foods has offered specialty foods since 2018.
Founded by Washington, DC–area hair color specialist, stylist and makeup artist Jean Bae, JEANBAE makes clean, non-toxic and cruelty-free cosmetics and skincare. The brand grew from Bae’s more than 15 years running Salon Jean and Day Spa and pairs beauty products such as the microbiome-friendly Riceana Elixir Serum with a giving mission: a portion of every purchase supports The Humane World’s work for animals.
Founded by the Farmer family in 2003, JEFA Tech is a 100% American family-owned small business in Hollywood, Maryland, making made-to-order RF and specialty Ethernet cable assemblies largely in-house. With more than 20 years of cable-fabrication experience, the company serves commercial, OEM, government and military customers, and also installs wireless networking and professional surveillance systems. Its Maryland production line supports rapid prototyping through full production, including custom work for demanding communications and sensing applications.
Jeffrey Press, Inc. grew from a basement operation in Jeffrey’s childhood home into an 18,000-square-foot Windsor Mill facility producing custom corporate print and brand materials. In business since 1962, the company keeps production and quality control largely under one roof while maintaining client files, samples and brand standards for consistent reprints. Its in-house capabilities now extend from everyday corporate printing to large-format graphics and laser-engraved work, serving more than 500 brands.
JEM Engineering is a 100% woman-owned antenna engineering firm based in Laurel, Maryland. The company develops and validates custom antenna solutions for government and commercial customers, supporting projects from rapid prototype through RF testing across frequencies from 2 MHz to 40 GHz.
JennyCakes Bakery was a Kensington community bakery making traditional baked goods and custom celebration cakes for more than eight years. Its work became part of local birthdays, graduations, weddings and community events, with homemade dog biscuits serving as a particularly memorable neighborhood touch. The bakery closed on September 19, 2020.
Jeppi Nut & Candy Co. traces its Baltimore roots to 1884, when three Sicilian brothers began roasting Virginia peanuts for city customers. After five generations of Jeppi family stewardship and later ownership by the Pavlos family, the Timonium company continues that local snack tradition while supplying businesses across the Mid-Atlantic with nuts and candy.
Since the 1970s, Baltimore-based Jericho Stage has built and managed temporary event stages, with a particular knack for custom structures that fit unusual venues. The company has constructed stages over pools and fountains, above existing seats, and in other unconventional spaces while supporting events ranging from concerts and graduations to fashion shows and presidential inaugurations. JSI serves the Mid-Atlantic from Richmond to Philadelphia and beyond.
Founded in 2013 at Patuxent River’s Naval Air Warfare Center, JET Systems is a small aerospace and robotics engineering company that develops modular software, hardware, and integration solutions for unmanned and manned military aircraft. Its work spans DoD support and commercial applications, with a particular focus on open architecture and reusable middleware that help customers update existing platforms more quickly and economically. JET also carries that defense-systems expertise into products such as its ALF framework and drone-training simulator.
Jetperch LLC is the Maryland company behind the Joulescope name, known for making accessible precision energy analyzers for engineers developing battery-powered and always-on electronics. Its instruments help teams understand how embedded hardware and software affect energy use, with open-source computer software supporting analysis and automation.
JFL Consulting develops cybersecurity services and American-engineered secure hardware for businesses and government agencies, including its patented Mobile Air Cyber Kit. Founded in 1997 and led by Navy veteran John Latuperissa, the company has spent more than two decades supporting federal missions with advanced cyber operations, threat response, and field-deployable systems. JFL is a certified Service-Disabled Veteran-Owned Small Business and holds ANAB-accredited ISO 9001 certification.
Maryland-based and family-owned and family-run, JFRAI Family Farms grows fresh produce while building farm experiences around sustainable agriculture, education, and emerging technology. Its work combines greenhouse growing with interactive tours, hands-on workshops, and learning games, while planned tools such as AI crop monitoring and autonomous robotics point toward the farm’s future-facing approach. The farm also connects its community with wellness activities and agricultural resources, including grant and education support for other farmers.
Operating from the Jimmy’s Famous Seafood restaurant in Baltimore, Jimmy’s Famous Meals prepares chef-made meals for heat-and-eat convenience. Customers can order individual meals or personalized weekly plans, with nutrition information included and guidance available from a licensed health coach. The company delivers locally, offers pickup locations across Maryland and Southern Pennsylvania, and ships refrigerated meals to multiple states.
JIO Robotics is a workforce-development company focused on closing the skills gap created by advanced manufacturing. Through its JIO Robotics Academy, it helps prepare people for robotics careers while connecting manufacturers with trained talent; the company also develops humanoid robotic solutions for industrial applications.
For more than 100 years and four generations, J.J. Crewe & Son, Inc. has engineered and fabricated gas compression and industrial refrigeration systems from its Maryland-area operation. The OEM shop builds packaged equipment for compressor manufacturers including Sullair, Aerzen, Howden and Knox Western, while also providing service and engineering support for its own and other manufacturers’ equipment. Its process-engineering background lets Crewe jointly specify, shop-fabricate and test skid-mounted systems before delivery.