Manufacturer Directory
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MD
Founded in 2000 as an engineering company, Germany-based DIMET GmbH designs and manufactures lifting magnets and customized material-handling equipment for the steel, scrap-processing and cargo industries. Its in-house operation has grown to more than 200 employees and over 10,000 square metres of production space, with products deployed worldwide, including heat-resistant electromagnets for loads up to 650°C. DIMET also supports customers beyond the sale through replacement and lifetime maintenance programs.
Known in the pressure-washing trade as the parent company of Kränzle USA and Atlantic Pressure Washers, Dirt Killer Pressure Washers is a Maryland manufacturer serving professional cleaners and equipment dealers. Its in-house work centers on commercial pressure-washing equipment and cleaning detergents, while its team also shares practical field knowledge through training and technical support.
Founded by the Reina family in 1947 as Illva Saronno, DISARONNO GROUP makes and distributes Italian spirits, wines, and ingredients for gelato and bakery. Renamed in 2026, the Saronno-based group has grown from its spirits roots into a multinational business with more than 800 employees, nearly €370 million in annual revenue, and distribution in about 160 countries. Its portfolio is anchored by Disaronno alongside historic Sicilian wine brands and a broad Made in Italy ingredients business.
Disinfexol, a Berkshire Corporation brand, manufactures pure and stable hypochlorous acid (HOCl) products in a 130,000 sq. ft. ISO 9001:2015 facility in Whitsett, North Carolina. Its offerings include EPA-registered disinfectant and cleaner products, bulk HOCl, private-label formulations, and contract manufacturing for commercial, industrial, agricultural, healthcare, skincare, veterinary, and residential applications.
Distinctive Stationery Baltimore makes handmade padded and hardboard document holders, wire-o notebooks, and custom stationery using traditional techniques and equipment dating to 1917. New to the internet in 2021, the women-owned and women-managed company hand-assembles its custom products in the United States, with options such as silk moiré liners and foil-stamped or embossed logos. Its notebooks pair leatherette covers with purpose-printed planning pages, while its document holders can be tailored to fit one or two documents.
Family-owned and operating for more than 50 years, District Creative Printing is an Upper Marlboro commercial printer known for serving self-publishers and organizations throughout the Washington, D.C., Maryland and Virginia region. Its more than 50,000-square-foot production operation handles books and publications, with both traditional and digital methods available for short- and long-run work.
District Farms grows leafy greens year-round in a high-tech, hydroponic greenhouse on a 40-acre site in Frederick, Maryland. Its indoor closed-loop system uses over 90% less water than conventional farming, while local distribution can put greens on tables the same day they are harvested. The locally owned farm grows without pesticides or herbicides and uses sensors to monitor growing conditions from seed through harvest.
Since its founding in 1949 as a small black-and-white photo lab, District Photo has built its identity around the large-scale fulfillment of personalized print orders for retailers and e-commerce businesses. Its growth from an analog Mid-Atlantic lab to facilities serving customers worldwide reflects a long history in photo production, now carried forward through digital printing and fulfillment.
Woman-owned Diva Displays, Inc. is a Maryland custom display graphics company that designs, prints and installs trade-show exhibits, event signage and large-format banners. Its equipment can produce banners up to 16 feet wide in one piece, with larger graphics created by seamless welding, and its installation work extends throughout the East Coast and beyond. The company says its team brings nearly 50 years of combined industry experience and has practiced its customer-service approach for more than 28 years; its products are made in the USA.
Founded in 1916, Dixon Valve & Coupling Company is a U.S. manufacturer of hose couplings, valves and fluid-transfer components, headquartered in Chestertown, Maryland. Still family-owned, the company combines domestic manufacturing with distribution centers around the globe and serves applications ranging from agriculture to chemical processing. Dixon is especially rooted in the hose-coupling industry, where it develops connections intended to reduce leaks and make fluid handling safer and more dependable.
DJAM LLC makes handcrafted natural hair-care and home-fragrance products, led by founder Madhyatu’s long-standing interest in botanicals and healthy hair. Its signature scalp and hair oil is made in small batches through a slower extraction process, using a blend developed from ancient and modern recipes. The brand’s name means “peace” in Fulfulde, reflecting its cross-cultural roots and botanical approach.
Established in 2003, DLH Machine, LLC provides custom manufacturing services from its Hagerstown, Maryland operation. The company’s site describes a business focused on custom work and serving customers directly with manufacturing needs.
With more than 50 years in business, DM Group provides data-driven direct marketing communications, managing campaigns from concept and creative through printing and mailing. The Prince Frederick company operates a 115,000-square-foot production facility with capacity for more than 3 million pieces a day and a team of over 200 direct marketing professionals. Its heritage includes third-generation ownership through President Shawn Salta and a family connection to co-founder Joseph Salta.
Locally owned and operated in Rockville, DMV Decals helps small businesses and organizations put their identity in front of customers through custom vehicle graphics. Its designers work from existing artwork or create a new logo, with complimentary mockups and a 100% money-back guarantee backing the process.
Founded in 2010 as a small family business, DMV Gates & Security Solutions has grown from a humble workshop into a custom gate manufacturer serving the DMV region and North Carolina. The company is known for treating security as part of a property’s design, using architectural planning and skilled fabrication to create tailored gates for homes, businesses, and government sites.
Dodge-Chrome, Inc. is a women-owned Silver Spring business that has been bringing images to life since 1980. With decades of experience, it serves professionals, institutions, and families through careful image preservation and visual communication work.
Founded by Abram Harris in 2007, Don Abram Harris Cigars produces premium hand-rolled cigars shaped by his family’s tobacco-field roots and respect for traditional craftsmanship. Based in Upper Marlboro, Maryland, Harris identifies himself as the first African American to produce premium hand-rolled cigars in the United States, with blends that often carry personal and family stories.
Done Design Inc is a Maryland engineering and manufacturing company whose work supports the warfighter, U.S. government customers, and defense prime contractors. Its customer-driven process takes projects from producible design through manufacturing support, with particular experience in rugged military electronics such as ULTRALink. The company operates under an ISO 9001 quality system and maintains compliance with ITAR and NIST 800-171 requirements.
Founded by Earl Dorfman in 1957, Baltimore’s Dorfman Museum Figures makes highly realistic figures and conservation forms for museums and institutions. Its customizable figures have brought human presence to exhibits ranging from the Smithsonian to Singapore, while its conservation forms are designed to display historic garments safely. The studio works with clients from small historic houses to large commercial attractions, tailoring figures to the exhibit and budget.
Founded in Roanoke in 1917, Double Envelope manufactures envelopes for high-volume statement mail and direct-mail programs. More than a century later, the company operates four U.S. manufacturing facilities with a national distribution network, pairing in-house production with quick proofing and tightly controlled processes for time-sensitive orders. Its envelopes are manufactured in the USA and supported by standardized operations across the Virginia, Florida, Maryland, and Indiana plants.