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Founded in New Cairo in 2019 by physicians, pharmacists, and business leaders, majestic Biopharma develops pharmaceutical and cosmeceutical healthcare solutions. From its Egyptian base, the company has grown to more than 500 employees, 16 brands, and a presence in more than 26 countries, with research-backed care spanning therapeutic and dermatological needs. Its portfolio is produced under GMP and ISO-certified quality standards and includes the hair-care brand Capixy and UK-formulated skincare line Vacation.
Owned and operated by longtime friends Nancy Wingo and Gail Jones, Majestic Document Holders makes custom presentation materials for diplomas, certificates, binders and other important documents. The Woodbine, Maryland, business is a certified MBE/DBE/SBE woman-owned small business, and its products are made in the USA. Wingo and Jones work directly with clients from design through delivery, including rush and unusual-size projects.
Gaithersburg-based Makara Builders, LLC is known for focusing its work on accessory dwelling units throughout the Washington, D.C., Maryland, and Virginia region. The company serves homeowners seeking additional space while also working as a total small business on federal and local government construction projects.
Makers Woodshop is a Maryland custom wood manufacturer and sawmill producing made-to-order furniture, architectural woodwork, bar tops, kitchen islands and counters, shelving, mantels, wall art, slabs, and dimensional lumber. The company mills, dries, flattens, sands, engraves, and finishes locally sourced Maryland hardwood in-house for residential, commercial, and hospitality clients.
Malarkey Roofing Products manufactures asphalt roofing materials, including shingles and low-slope roofing membranes. Founded in Oregon in 1956 as a family business, it developed polymer-modified (rubberized) asphalt roofing and incorporates upcycled materials and smog-reducing granules into its shingles. The company operates manufacturing plants in Oregon, California, Oklahoma, Maryland, and Indiana and became part of Amrize in 2025.
With more than 40 years of combined manufacturing experience, Mama Vida is a Randallstown food maker known for fair dealing, close customer relationships, and support for emerging brands. It produces private-label and co-packed foods in small runs, hand-crafting recipes before using an automated bottling line for finishing.
Minority-owned and women-led, Mama’s Biscuits grew from former restaurateur Lesley Riley’s kitchen into a gourmet biscuit brand based in Germantown, Maryland. Drawing on Pennsylvania Dutch and Southern comfort-food traditions, it makes scratch-inspired biscuits and mixes with plant-based and gluten-free choices for home breakfasts, gatherings, and food-service customers. The company also supports local food access through its Feeding Faith initiative and provides blankets alongside biscuits to people experiencing homelessness.
For more than four decades, Man & Machine has built its identity around human-centered engineering for demanding workplaces. Founded by engineer Clifton Broumand, the Landover company grew from three employees in a small office to a 19,000-square-foot headquarters with its own production line, while earning ISO 9001:2015 certification. Its products are made for environments where infection prevention and rugged daily use matter, including healthcare and industrial settings.
Founded in 1987 by Marine Corps veteran A. Joseph Manning, Mann-Pak is a Baltimore-area, second-generation family-owned manufacturer of custom flexible packaging and printed shrink film. Its 8-color presses handle film and paper up to 48 inches wide, while in-house converting and equipment expertise support packaging projects from food and confectionery to industrial goods. Mann-Pak’s operation is SQF certified for food packaging and offers biodegradable and recyclable material options.
Mantaro Networks is a Germantown, Maryland engineering company known for carrying complex technology projects from early concept through production. Its professional engineers serve technology clients developing demanding electronic systems, with a particular strength in embedded product development and a turnkey manufacturing process governed by ISO 9001:2015.
Incorporated in Maryland in 1998, Manufacturing Support Industries (MSI) is a small Seaford, Delaware, manufacturer known for supporting demanding defense programs as an experienced government prime contractor. Its machinists and engineers help defense, aerospace, and commercial customers move from initial fabrication through final assembly, with ISO 9001:2015 certification and quality staff that include Certified Six Sigma Black Belts.
Since 1920, Maola Local Dairies has turned milk from nearby family farms into fresh dairy products for Mid-Atlantic communities. The Virginia-headquartered cooperative remains farmer-owned, with more than 1,000 employees processing milk at six production plants and producing about 2.4 billion glasses a year. Its farmer-led ownership connects local farms, processing, and community stewardship in one dairy operation.
Founded by Jason Smith and Keith Stressler in 2011, Maquette Fine Art Services built its reputation around exceptional service in the fine-art logistics field. The company has grown from four people and two trucks into a regional operation serving museums, galleries, and collectors across four locations, while retaining its founders’ emphasis on collaboration and client-focused work. Its sustainability efforts include reusable crating and a tree-planting partnership tied to every invoice.
More than a century of expertise defines Maquinaria GEKA S.L.U., a Spain-based manufacturer whose machines are designed, machined, welded and assembled at its own facility. GEKA serves structural-steel fabricators around the world through distributors in more than 60 countries, with additional customer support from its Maryland showroom. Its work centers on helping construction, energy and industrial manufacturers automate the processing of steel profiles.
A four-generation family business founded in 1914, Maranto Bakery is Baltimore’s oldest continuously operating bakery. Its traditional recipes and hearth ovens have made it a local institution, supplying fresh bread to more than 350 wholesale customers across six Maryland counties.
Founded in 1988 to develop stone-care products, MARBLELIFE® has grown into a surface-care company that manufactures its own products while restoring and maintaining marble and other hard surfaces. Its science-driven approach pairs root-cause analysis with a network of more than 50 North American franchise locations, serving residential, commercial and monumental properties. The company also operates a national training and research-and-development facility in Sanford, Florida.
As a member of the Salform, Inc. family, Marchant is a Connecticut manufacturer known for purpose-built metal-forming machinery. Its equipment helps sheet-metal users correct spring-back and shape parts for repair, experimental, and small-production work, with engineering support available for shrinking applications.
Founded in France by Innocent Marchante, family-owned MARCHANTE SAS designs and manufactures biaxial film-stretching lines for technical and specialty applications. The Montmélian company has worked in the biax industry since 1979, installing more than 200 lines worldwide and combining long-serving specialists with a newer generation of engineers. Its patented stretching technology and Innovation Centre support projects from machine design through commissioning, including lithium-ion battery separator film production.
Founded in 1968, Marlin Steel Wire Products makes custom-engineered wire and sheet-metal forms, with a particular focus on material-handling baskets for demanding industrial applications. Acquired by Drew Greenblatt in 1998, the Baltimore manufacturer moved from commodity bagel baskets to robotics-driven production and now operates in Indiana and Michigan as well as Maryland. Its engineering-led, U.S.-made work is backed by ISO 9001:2015/Amd.1:2024 and ISO 13485:2016 certification.
Mars Labs, LLC is a small engineering firm that has served automotive testing needs since 1999, with CEO and technical director Ernie Falcone personally shaping its data-acquisition work. Based in Laurel, Maryland, the company develops Titan systems and custom monitoring solutions for organizations conducting demanding vehicle and industrial tests.