Manufacturer Directory
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Founded in Switzerland in 1897, Lonza is a global contract development and manufacturing organization that helps pharmaceutical and biotechnology companies turn new medicines into clinical and commercial therapies. Its network of more than 30 sites and approximately 19,000 employees spans five continents, with capabilities ranging from biologics and small-molecule drug products to cell and gene therapies and mRNA manufacturing. In Bend, Oregon, the former Bend Research team brings more than 45 years of specialized experience in improving drug solubility and bioavailability.
Established in 2017 by machinist Alex Loper, Loper Machine LLC is an Edgewood, Maryland shop that produces CNC-machined parts and supports customers with programming, process consulting, and related services. Its aerospace and defense-oriented work is backed by ITAR registration and ISO 9001:2015 and AS9100D certification, while its MOE Jr Internship gives high-school students hands-on training in CNC machining and CAM programming.
Beekeeper-founded Lorob Bees LLC makes hive-treatment equipment and other beekeeping tools, with its InstantVap oxalic-acid vaporizers at the center of the business. The company designs and builds molds stateside, runs injection-molding production in-house, and manufactures products such as the Speed Mark queen-marking tool and billet-aluminum hive adapters in the USA. Its hands-on service operation includes a two-year warranty and typically turns around InstantVap repairs within one to two business days.
Louis J. Grasmick Lumber Company is a Baltimore-based supplier of building materials serving customers across the Eastern Seaboard and beyond. The family-owned firm has been in business for more than a half-century and is now in its third generation, with in-house production of custom wood products and delivery to local, national, and international markets.
Lowcarb Avenue is a Frederick, Maryland bakery making low-carb breads and baked goods for people who want familiar flavor without the usual carbohydrate load. Founded by Dr. B, a nutrition, obesity and preventive-medicine specialist trained at Johns Hopkins, the business grew from bread she developed in her kitchen and shared with her patients. Its breads use clean-label, non-GMO ingredients and include naturally fermented sourdough made without artificial preservatives, resistant starches or sugar alcohols.
LT Engineering combines an engineering department, fabrication shop, and machine shop to make custom metal and plastic products for commercial construction and industrial applications. Based in Sykesville, Maryland, the company designs and builds everything from water-treatment structures to machined parts, with in-house design helping customers address manufacturing challenges before production begins. Its work spans projects for schools, trains, and industrial facilities.
Founded in Barcelona in 1949, Lucta is a global manufacturer of flavors, fragrances and animal feed additives. Its work spans food and beverage flavor development, scents for home and personal care, and tailored solutions for animal nutrition. Lucta also operates sensory evaluation booths that recreate controlled temperature, humidity and airflow conditions for testing fragrances used in air fresheners and household cleaners.
Built around Jay Jeffrey’s family woodworking tradition, Lumber JAKKSS Millworks is a family-owned custom millwork center outside Frederick, Maryland, crafting one-of-a-kind solid-wood pieces for homes and businesses. The team works from Windy Hollow Farm, where Jay renovated an 1876 farmhouse and built a workshop for projects ranging from heirloom-style furniture to highly individual “off-the-wall” creations. Its service area includes Maryland, southern Pennsylvania, northern Virginia, and the West Virginia panhandle.
Distilled from 100% corn in the heart of Sonoma County, Lumiere makes California Wine Country vodka with a smooth, subtly sweet profile. Crafted for both the bar and the table, it carries notes of vanilla, lemon zest and apple before a crisp white-pepper finish. Lumiere has received a 2024 silver medal from the San Francisco World Spirits Competition and two 2023 honors from the John Barley Corn International Spirits Competition.
Incorporated in 1997 and employee-owned, Lumitek International develops and manufactures photonic products, including phosphor-based infrared and UV visualizers and electroluminescent lamps. Its sensor cards make otherwise invisible radiation visible as a localized glow, while its thin, flexible lamps are made to order for applications such as aircraft instrument-panel and display backlighting. The Ijamsville company also produces matching power supplies and tests every lamp individually for performance and conformance.
Lumo Imaging develops AI-driven computer-vision systems for high-resolution skin imaging and forensic injury documentation. Its LumoScanner platform combines dermoscopic-resolution 3D total-body photography with DICOM-compatible software for lesion tracking in dermatology, while a separate medical-examiner system captures and maps autopsy injuries with millimeter-precision measurements. Lumo has also published a proposal for a total-body-photography DICOM format and serves as a voting member of the working group developing that standard.
Founded by Dr. Desh Bandhu Gupta in 1968, Lupin Limited is an Indian pharmaceutical company built around improving access to essential medicines. Its global operations now support patients in more than 50 countries, with a particular distinction in supplying first-line anti-TB treatments through public-health partnerships.
Known for its in-house approach, LWRCI manufactures high-performance firearms for warfighters, law-enforcement officers, and civilian shooters. The company makes about 90% of the parts used on its rifles, including its patented short-stroke piston system, to keep manufacturing consistency under its own control.
Founded in Denmark in 1952, Lyngsoe Systems develops and implements technology for logistics automation, supply-chain visibility, and library self-service. From its headquarters and RFID test center in Denmark, the company supports customers worldwide, with solutions spanning mission-critical logistics operations and automated library services. Its global service organization has provided customer support for more than 30 years, including round-the-clock monitoring and assistance.
Founded in 2000 by three friends, Lyon Bakery has grown from a nine-person operation into a 250-plus-employee wholesale bakery while keeping its focus on patient, traditional breadmaking. Owned by Gerardo Del Cerro and Alan Hakimi, the Hyattsville company works with professional foodservice customers across the Mid-Atlantic and operates 364 days a year to provide fresh daily bread at dependable scale.
From a small distillery in Saint Michaels’ historic Old Mill, Windon Distilling makes LYON RUM by hand in ultra-small batches, turning Louisiana raw sugar and molasses into cane-to-glass American rum. The distillery has been making spirits on Maryland’s Eastern Shore for 13 years, using traditional pot stills and hand-infusing its rum liqueurs with whole fruits and botanicals, without coloring, flavoring or additives. Its Rum Van delivers bottles throughout Maryland, while the Golden Hour rum room offers a tasting-focused setting at the distillery.
Founded in 1985 by Albertina and Manuel Luis, M Luis Construction is a multigenerational, woman- and minority-owned company that manufactures asphalt and builds and rebuilds roads across the Baltimore-Washington region. Its two asphalt plants and construction operation have produced millions of tons of material and paved thousands of lane miles, while its Maryland State Highway Administration-certified lab supports quality testing. The company also has deep community roots, with employees volunteering and supporting organizations including Children’s National Hospital and the American Red Cross.
For five generations, M. Davis & Sons has built its reputation as a Mid-Atlantic industrial contractor with more than 150 years of experience and a workforce of over 400 tradespeople. The company is known for taking on complex facility projects, particularly for regulated manufacturers, with engineering and fabrication handled through its own 90,000-square-foot shop network. Its controlled non-ferrous facility gives pharmaceutical and food-and-beverage customers a specialized setting for precision work.
With 95 years of precision behind it, M.S. Willett Inc. is a Littlestown, Pennsylvania manufacturer known for the craftsmanship that supports metal packaging production across North America. Now part of The Leonhardt Group, a family-owned industrial enterprise, Willett builds the specialized tooling and systems that help keep those lines running.
Family-owned and operated since 1980, M.T.H. Electric Trains—also known as Mike’s Train House—makes meticulously detailed model trains, parts, accessories, and layout-control systems for hobbyists. Its standout technology includes ProtoSound and the DCS command system, while a separate Michigan research and development facility and training for technicians at more than 150 authorized service centers support the company’s focus on realistic operation and long-term service.