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 2121-2140 of 2554 results
MD
Founded in 1980 by Milton Sundbeck, Southern Ionics remains a family-owned chemical manufacturer and delivery company that grew from a garage operation in Mobile, Alabama into a 350-plus-employee business with facilities across the United States. The West Point, Mississippi-based company is known for developing practical chemical solutions for municipal and industrial customers, backed by a 15,000-square-foot research and development center and an ISO 9001 quality system.
Founded in 1904 during Oklahoma’s oil boom, Southern Sheet Metal Works Inc. is a Tulsa-based, family-owned manufacturer of custom sheet-metal fabrications and HVAC ductwork. Now in its fifth generation of Tidwell family ownership, the company has grown from an early oil-field supplier into a custom manufacturer handling everything from prototypes to industrial ventilation systems. Its Southern Safe Rooms division, launched in 2011, builds Tulsa-fabricated storm shelters certified to withstand an EF5 tornado.
With a history spanning more than 100 years, SP Industries is a Warminster-based manufacturer known for its deep expertise in scientific equipment for pharmaceutical and life-science work. Its production facilities in the United States and Europe support customers in more than 150 countries, while ISO 9001:2015 certification applies across its facilities.
Spaceworx manufactures modular privacy pods in Maryland, spanning acoustical office booths, lactation spaces, and correctional-grade enclosures. Its American-made, made-to-order units are designed for quick installation and customization, with sound reduction of 40–45 decibels and a 10-year warranty on the pod structure. The company’s MomSpace line is UL 962 certified and includes wheelchair-accessible options, while Duramate is built specifically for correctional facilities.
SPAGnVOLA Chocolatier is an award-winning single-estate chocolate maker founded by Eric and Crisoire Reid. It grows cacao at Hacienda de SPAGnVOLA in Hato Mayor Del Rey, Dominican Republic, processes the beans from harvest through roasting and conching, and hand-finishes chocolate bars, truffles, bonbons, and hot chocolate for customers in the Maryland, Washington, D.C., and Virginia region and online.
At Joint Base Andrews, Spark X is an Air Force innovation hub that helps Department of Defense personnel turn everyday operational problems into practical solutions. Falling under AFWERX’s Spark division, the center combines hands-on making with digital development and teaches skills personnel can apply in their units. Its projects have included a 3D-printed lavatory-puck box for the 89th Maintenance Group and a portable equipment-reservation app for the 316th Wing.
Formed in 1988 by Raymond H. Glaeser Jr., Sparkle Pools Inc. builds and maintains vinyl-lined in-ground swimming pools and sells Marquis Spas across Maryland’s Eastern Shore and much of Delaware. The company has completed more than 2,000 residential pool projects, with an owner actively involved from initial estimates through construction and a staff bringing more than 300 years of combined experience. Its custom-cut liners and DuraWall polymer-wall construction are backed by a lifetime wall warranty, while its technicians also handle pool openings, repairs and liner replacements.
For more than 35 years, Sparta Luxe, LLC has been a Baltimore-based, made-in-USA apparel factory serving both domestic and internationally known brands. It provides contract cut-and-sew production for activewear and sportswear, with projects ranging from customer concepts to finished garments.
Spartan Equipment designs and supplies compact-equipment attachments, including a broad range of implements for skid steers, mini skid steers, excavators and tractors. Based in Maryland and working with manufacturing partners at locations across eight U.S. states, the company offers custom adapters for non-current mounting systems and directs shipments throughout the United States and Canada. Its products are torture-tested during development, with support extending to thousands of genuine replacement parts and repair assistance for current and historical models.
Spec Graphic is a visual communications shop known for turning designs into distinctive physical graphics and displays. Its work serves organizations needing custom signage, vehicle graphics, exhibits, or other branded environments.
Special Tees is a Frederick, Maryland shop known for helping schools turn class memories into custom apparel. Its school catalog program incorporates signatures or typed names into personalized class designs, while the company also serves businesses, organizations, and individuals nationwide.
Specialty Powders develops and processes polymer powders for rotational molding and other demanding industrial applications, pairing custom formulations with toll processing from lab scale through production. Its long-serving team works directly with customers on material development and processing challenges, while ISO 9001-certified facilities support consistent results. With plants in Allentown, East Chicago, China and Grand Junction, the company serves customers globally with both established resins and tailored powder solutions.
Spectrum Advanced is an Elkton industrial holding company whose roots reach back to 1986, when its Fluoron business began applying fluoropolymer coatings by hand in a converted workshop. The company now brings three specialized operations under one team, helping manufacturers in sectors such as paper and aerospace keep critical equipment running.
Spectrum Control designs and manufactures RF/microwave components, electromagnetic-interference protection products, power distribution systems, optical transceivers, microelectronics, subsystems, and custom solutions. Its capabilities include thin-film and thick-film processing, hybrid interconnect fabrication, assembly, integration, testing, and high-reliability manufacturing for aerospace and defense, space, avionics, wireless test, healthcare, and other commercial applications.
Spectrum Signal Processing designs and builds board- and system-level hardware solutions for demanding signal processing applications. It provides high-performance data acquisition and reconfigurable signal processing hardware for ISR, military communications, and satellite communications markets.
SpeedPro traces its roots to Blair Gran’s 1992 sign company in Alberta and began franchising in 1996, opening its first 30 locations within five years. Today, the national brand serves creatives, marketers, and businesses through more than 120 studios, producing large-format graphics tailored to their visual communication needs.
SpeedPro Charm City turns brand ideas into large-format graphics for Baltimore-area businesses, with a particular knack for custom-shaped contour-cut signs and decals rather than ordinary rectangular displays. The Glen Burnie studio brings more than 15 years of combined graphics experience and 20 years of branding expertise to projects such as vehicle wraps, event graphics and outdoor signage. It serves clients across the surrounding Maryland counties with personalized service and fast turnarounds.
Since 2013, SpeedPro Silver Spring has designed, printed and installed large-format graphics for businesses across the Washington, D.C., Montgomery County and nearby Maryland markets. The Silver Spring studio manufactures and prints projects in-house, giving its team close control over quality while handling everything from project surveys and design through installation and project management. Its work spans branded environments and marketing displays, with particular strength in custom graphics for offices, events and vehicles.
From its Timonium studio in the I-83 Corridor, SpeedPro Towson turns artwork into large-format graphics and custom signage, including precisely contour-cut displays, decals and vehicle graphics. Studio owners Diego de Sande and Karina de Sande lead projects ranging from straightforward print jobs to complex work involving design, die cutting, routing and installation. The studio serves businesses across Baltimore County and the surrounding Baltimore area.
For more than three decades, Spice Islands Wicker has designed contemporary wicker and rattan furniture for indoor living, with its contemporary line created in-house by Donald Walker. Its Yesteryear Wicker brand adds hard-to-find reproductions of Victorian-era and other historic styles, including children’s wicker, while made-to-order cushions are produced in the USA. The company’s vintage pieces have appeared at Disneyland and in film, television, and Broadway productions.