Manufacturer Directory
Use company names, capabilities, certifications, NAICS codes, and location filters to narrow qualified suppliers faster.
Search by company name, process, material, product, equipment, or capability.
Showing 1841-1860 of 2554 results
MD
Printin' Ain't Easy is a Salisbury, Maryland custom-decor business that helps local organizations put their identity on apparel and promotional goods. The company also creates signage and other branded pieces for projects that need a consistent visual presence.
Born in 1970 as a small job shop, Printing Specialist has spent more than five decades building its identity as a union printer. The Annapolis Junction company became union early in its history, earned the “Little Q” award eight times, and now invests in the next generation of print workers through training and apprenticeships.
PrintPire is a Washington, D.C.-based print shop known for producing custom labels and stickers for growing brands. Its proof-first process lets customers approve a digital proof before production, with many orders shipping within 48 hours and rush service available.
Since 2010, Priority Install has been the regional vehicle up-fitter behind service-ready vehicles for first responders. Based in Mount Airy, Maryland, the company is known for building each fleet consistently and handling custom fabrication in-house, helping public-safety agencies receive vehicles ready for work.
Priscilla's Pound Cakes bakes made-to-order, roughly three-pound Bundt-style pound cakes, including its Southern Five Flavor and seasonal pumpkin spice varieties. Each 10-inch cake comes with glaze on the side and serves about eight to 10 people, with orders shipped within the United States.
With more than 40 years in the packaging business, Pristine Clean Bags® makes contamination-controlled bags, tubing and films for cleanroom use. Its products are produced from virgin, surfactant-free materials in ISO Class 5 environments, with full traceability and FDA and EU-compliant material options. The company also developed PristineGreen® bio-based cleanroom packaging for manufacturers seeking to reduce plastic use without introducing regrind into controlled environments.
Family-owned since Terry and Deborah Roane founded it in 1992, Pro Fabricators has grown from its first manufacturing building into a 32,000-square-foot operation in Smithsburg, Maryland. Its experienced team builds custom metal products and assemblies for industrial and OEM customers, taking projects from prototype through production. The company is ISO 9001:2015 certified and maintains JCP certification.
Formed in 2006 from the wastewater-products business of CDS Technologies, Rosedale-based Process Wastewater Technologies LLC manufactures sludge thickening and dewatering equipment, along with screening systems for combined and sanitary sewer overflows. PWTech’s Volute™ technology is its signature, combining thickening and dewatering in compact, automated equipment used throughout North America. The company manufactures in the United States exclusively with American-produced stainless steel, using no carbon steel.
For more than 35 years, Production Products, Inc. has supplied labor-saving machinery and duct-fabrication equipment to HVAC and sheet-metal manufacturers worldwide. Based in Maryland, the company also supports plasma-table control retrofits and repairs, offers new and used equipment, and operates a manufacturing facility in Taiwan. Its Plasma Pro and Vapo Pro CNC machines are designed, fabricated, and assembled in the United States.
Since 1989, Production Sciences has made custom plastisol components in Chestertown, Maryland, using dip molding and dip coating for medical and other specialized applications. Its 6,000-square-foot U.S. facility combines six automated production lines with an on-site machine shop, allowing projects to move from prototype tooling to scaled production while remaining between 3D printing and injection molding in cost and volume. The company’s quality system is certified to ISO 9001:2015.
Established in 1979, Professional Arts Pharmacy is an Ellicott City compounding pharmacy that prepares individualized medications for both human and veterinary patients. Its pharmacists work with prescribers to tailor formulations when standard, one-size-fits-all treatment is not suitable, including options designed to make medicines easier for children and pets to take. The pharmacy has served Maryland and neighboring states for more than four decades and ships across much of the eastern United States.
For more than 50 years, Professional Graphics Printing Company has been a woman-owned, union shop in Laurel, Maryland, growing from founder George Chesky’s two used Harris presses into a certified small-business printer. It is known for taking on critical rush jobs, with in-house production that helps customers meet demanding deadlines. The company is WBENC-certified as a Women’s Business Enterprise and also holds MBE, DBE, and SBE certifications.
Since 1985, Professional Label, Inc. has made and supplied labels and seals, with a particular focus on clear box seals, printable sheet labels, and media case inserts. Based in Myrtle Beach, the company serves customers across the United States and internationally, and its Professional Label brand includes products made in the USA.
Established in 2021, minority- and veteran-owned Project Shokunin LLC is a Pasadena, Maryland precision machine shop specializing in short-run production, prototype machining, and reverse engineering. The shop also develops practical machining software, including a free Autodesk Fusion 360 tool that adds spindle geometry to tool-holder libraries for collision detection.
Prologic Designs, Inc. is an electronic development company that supports clients from initial concept through production on a contractual basis. Based in Timonium, Maryland, it builds specialized systems such as the RFM1000 while also adapting existing hardware and software modules to help clients bring projects to market.
Baltimore-based Prompt Diagnostics develops portable molecular diagnostic platforms that bring laboratory-quality PCR testing to the point of care, with results in under 20 minutes. Co-founded by biomedical engineer Alex Trick and Johns Hopkins professor Tza-Huei (Jeff) Wang, the company built its platform around magnetofluidic cartridge technology invented during Trick’s doctoral research. Prompt is applying that technology to infectious-disease testing, including work on HIV, syphilis, and drug-resistant gonorrhea in low-resource settings.
PRONAV Clinical provides early-phase clinical trial supply-chain operations and regulatory consultancy for pharma and biotech companies. Its physical capabilities include secondary packing, labelling, blinding, kitting, controlled-temperature storage, and shipment of investigational medicinal products, supported by qualified-person batch certification and release.
Prophiotics Skincare develops microbiome-focused skincare that uses bacteriophages to target acne-causing bacteria while preserving beneficial skin bacteria. Its two-step solution pairs exfoliation with acne-specific phages, reflecting the Rockville company’s broader work with probiotics and phage-based therapeutics.
Protec Glass LLC is a glazing contractor serving DC, MD, VA, West Virginia, and PA. The company offers fabrication and installation of exterior and interior glass systems, including glass entrances, shower doors, specialty glass, aluminum storefront and curtainwall framing, aluminum doors, composite metal panels, sunshades, and louvers.
Founded in 1993 by former Navy engineers Ron Minor and Brian Edwards, La Plata-based protoCAD turns product ideas into engineered designs, 3D-printed parts, and urethane castings. The co-owners’ early experience using 3D printing to design an ejection-seat rocket motor nozzle still informs the company’s work with inventors, manufacturers, and government customers nationwide. protoCAD is a small-business, ITAR-registered operation whose all-U.S.-citizen engineering team also supports complex government prototyping and fabrication projects.