Pennsylvania Manufacturers

1-Pack

West Chester, PA

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100 Tree Furniture

Scranton, PA

From its small team in Scranton, Pennsylvania and Ireland, 100 Tree Furniture makes flat-pack timber workstations designed for flexible work at home, including a desk that flips between sitting and standing and a stand for working while lying down. Its products are manufactured in Wilkes-Barre from FSC-certified birch plywood and assemble without tools in about 60 seconds. Every item sold funds the planting of 100 trees, linking the company’s ergonomic furniture to a broader environmental mission.

1934 Armory

Hanover, PA

Founded in 2023 by Bert Elsner II, Hanover, Pennsylvania-based 1934 Armory makes precision bolt-action firearms and rifle components in-house. The company is a division of Elsner Engineering Works, a manufacturer since 1934, and applies that parent-company machining heritage to its BE-series actions and custom manufacturing work. Its facility also supports OEM and contract programs, with production governed by ISO 9001 quality systems and federal firearms manufacturing licenses.

1st Products, Inc

Levittown, PA

Since 1980, 1st Products, Inc. has manufactured turf and agricultural equipment in Georgia, with its patented AERA-vator helping establish the company’s reputation among golf courses, sports fields, landscapers and farmers. Staff engineers guide the design of its made-on-site machines, which are built to handle tasks such as soil aeration and precision seeding. The company also supports its equipment with parts information and direct customer assistance.

24 Hour Crafts

Greensburg, PA

From a garage near Pittsburgh, 24 Hour Crafts has grown into a small U.S. business making laser-cut wood shapes and craft blanks for artists and DIY crafters. Its team includes artists and crafters themselves, and the company makes customizable pieces by hand from sustainably sourced wood, typically shipping orders within one business day.

2nd Skull, Inc

Pittsburgh, PA

Born from founder Federico Olivares’s 2010 determination to protect his son after a bicycle accident, Pittsburgh-based 2nd Skull makes thin protective skull caps and headgear designed to add impact protection beneath a helmet or worn alone. Its products use lightweight XRD® material that stays flexible during play but hardens under sudden pressure, and are made in the USA after testing at independent laboratories. The company’s headgear has also been developed for industrial workplaces, extending its original sports-safety idea beyond the field.

2SP Brewing Company

Aston, PA

Made in Delaware County, 2SP Brewing Company brews beer in Aston, Pennsylvania, pairing classic styles with experimental releases and barrel-aged creations. Its tasting room is known for a broad, changing lineup that includes the award-winning Russian imperial stout, while collaborations such as the Wawa Reserve Winter Blend Coffee Stout reflect the brewery’s distinctly local character. Brewer Bob Barrar’s record of more than 30 Great American Beer Festival medals and 11 World Beer Cups adds considerable pedigree to the operation.

3D Agility

Harrisburg, PA

3D Agility engineers and 3D-prints replacement parts for equipment sidelined by discontinued components, long lead times, or missing drawings. The Harrisburg company can scan a physical part, reverse-engineer its geometry, and combine additive manufacturing with traditional processes when a printed part alone is not enough. Its work is backed by an ISO 9001:2015-certified quality management system and includes one-off replacements as well as larger runs.

3D Creative Services Inc

Williamsport, PA

From napkin sketches to full-size mockups, Williamsport’s 3D Creative Services Inc. turns ideas into detailed scale models, exhibits, and sales displays. Its team brings more than 100 years of combined experience to projects ranging from interactive educational exhibits to highly detailed aerospace and defense presentation pieces, handling design and fabrication through finished, ready-to-use displays. The company is particularly suited to unusual projects where the client has a concept but no drawings or dimensions, as demonstrated by its custom children’s bulldozer exhibit and 14 health-education exhibits for the Susan P. Byrnes Health Education Center.

3D Print Pittsburgh

Pittsburgh, PA

Created in 2021 by Rachel and Jareth Tackett, 3D Print Pittsburgh is a Pittsburgh custom 3D printing and product-development shop that turns existing files or original ideas into prototypes, parts, and production runs. Its in-house print farm handles everything from small orders to batches of thousands, while its custom-built BigPAM printer extends FDM production to parts measuring up to 800 × 800 × 900 millimeters. The company also provides CAD design and scanning, with original design files and licensing included in its custom-design work.

3D Printing & Copy Center

Tullytown, PA

Based in Tullytown, Pennsylvania, 3D Printing & Copy Center produces commercial print and marketing materials, combining design and production services with an online ordering system. The company draws on years of print and marketing experience and offers branded storefronts that let businesses manage recurring print orders and maintain brand consistency. Its personal service is aimed at making print projects easier to organize, from initial artwork through production.

3D2Reality

Lititz, PA

For more than 30 years, 3D2Reality has built its identity around 3D modeling and mechanical design engineering in Lititz, Pennsylvania. The company serves commercial, government, and industrial customers by turning engineering concepts into custom parts and integrated assemblies, working from existing models or developing solutions from scratch.

3S Chemicals LLC

Nanty Glo, PA

Based in Nanty Glo, 3S Chemicals LLC develops and manufactures custom industrial chemical solutions, with a particular specialty in DOT-approved asphalt additives. Its work spans industrial cleaning and maintenance chemistry as well as products for transportation, manufacturing, infrastructure, and facility operations. The company also provides custom formulation, toll blending, private-label manufacturing, and technical support to address specific operating challenges.

4 Guys Fire Trucks

Meyersdale, PA

From its start repairing stainless-steel milk tankers in Meyersdale in 1974, 4 Guys Fire Trucks grew into a regional custom builder of stainless-steel fire apparatus. The company builds each truck to a department’s specifications, with customers invited to review engineering drawings and inspect the unit during construction. Its more than 30,000-square-foot plant produces roughly 50 to 60 apparatus annually and backs stainless-steel bodies with a 30-year warranty.

412-EPC

Pittsburgh, PA

From Pittsburgh, 412-EPC helps turn engineering ideas into manufacturable products as an engineering and business consultancy with manufacturing and supply-chain expertise. Founded by engineering and manufacturing consultant Thorin Tobiassen, the firm supports projects ranging from rapid prototypes to production planning, with particular experience redesigning parts and assemblies for conventional and additive manufacturing. It also helps smaller businesses build in-house capability through targeted training, software guidance, and equipment selection.

4FRONT Solutions

Erie, PA

4FRONT Solutions is a full-service EMS provider with manufacturing locations in Erie, PA and DeLand, FL, focusing on value-add services for customers with high-reliability product requirements in Aerospace, Communications, Defense, Industrial, and Transportation markets. Core capabilities include PCB Assembly and test, Cable Assembly and Test, and Mechanical/System Level Assembly and Test.

4moms

Pittsburgh, PA

Now part of the UPPAbaby family, 4moms is a baby-gear brand known for smart products designed for life with infants and young children. Its offerings include products such as swings and bassinets.

4MP Inc

Allentown, PA

Officially established in August 2025, 4MP Inc. is a new manufacturing-technology company built on nearly two years of consultation with experts in machining and related fields. It develops the 4MP Method for CNC shops that need accurate parts without relying on lengthy setups or large production runs.

4N Corporation

Seneca, PA

Family founded and operated in northwestern Pennsylvania, 4N Corporation makes hardened grouser bar for rebuilding worn heavy-equipment track shoes, with a specialty that runs deeper than a typical product line: grouser bar is all it does. Drawing on more than 100 years of combined industrial-steel experience, the Seneca-based company supplies customers in more than 40 countries and also serves aggregate operations with grizzly and tipping bars.

6 Mile Cellars

Erie, PA

Founded as a hobby between friends, 6 Mile Cellars grew into a winery in Lake Erie wine country that produced award-winning wines for more than 14 years. Patrick and Angela Walsh have closed the winery as of 2026, choosing to focus on their cider program at Snappy’s Taphouse in Pittsburgh.

60X Custom Strings

Cowansville, PA

Founded in 2010 by multi-world and national champion archer Brad Patsy, 60X Custom Strings makes individually built bow strings and cables for archers and bowhunters. What began in Patsy’s basement after he grew frustrated with stretching strings has become a Cowansville, Pennsylvania company shipping worldwide, while still custom-making each string rather than mass-producing them. The business also supplies archery equipment and bowstring-building materials for customers who prefer to maintain their own gear.

6K, Inc

Burgettstown, PA

From its North Andover base, 6K, Inc. develops and manufactures engineered materials using its UniMelt microwave-plasma technology. The company turns domestic and recycled feedstocks into high-performance metal powders for additive manufacturing while developing sustainable battery materials through 6K Energy. Its process is designed to shorten production, reduce energy and water use, and support a more circular supply chain.

800 ABC Weld

West Chester, PA

800 ABC Weld is the West Chester, Pennsylvania-based official resource for Snap-on® welding equipment, serving professionals with equipment information and technical support. The company’s Muscle MIG line is proudly made in America, while its technicians provide phone troubleshooting and repair service for Snap-on welders and plasma cutters.

84 Lumber Company

Eighty Four, PA

Founded in 1956 by Joe Hardy, 84 Lumber remains a privately held, family-owned company based in Eighty Four, Pennsylvania. Under President Maggie Hardy, it has grown to more than 320 facilities in 34 states while continuing to serve professional builders through building materials and construction services. The company is nationally certified as a woman-owned and woman-operated business through WBENC.