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Davy Gas Inc logo

Davy Gas Inc

CINCINNATI, OH
2-10
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Co-founded in 2021, Cincinnati-based Davy Gas was created to address the weaknesses of centralized hydrogen supply. The company builds, owns, and operates compact on-site plants for industrial users and gas distributors, bringing production closer to demand rather than relying on long-haul deliveries. Its engineering team has more than 80 years of combined experience developing hydrogen manufacturing, storage, and delivery systems.

HydrogenHigh-Purity HydrogenUltra-High-Purity Hydrogen+29 more
Dawah Pharmaceuticals Inc logo

Dawah Pharmaceuticals Inc

HEMPSTEAD, NY
11-50
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Dawah Pharmaceuticals is a U.S.-based pharmaceutical company that brings FDA-compliant sterile injectables and ophthalmic medicines to market through strategic partnerships with overseas contract manufacturers. With operations spanning the United States, Egypt, and the MENA region, it combines U.S. regulatory expertise with Egyptian manufacturing relationships, including joint ventures whose facilities produce more than 200 million units annually. Founded by Dr. Hossam Abdel Maksoud, whose healthcare experience dates to 1993, Dawah is building a pipeline of essential medicines aimed at addressing supply gaps in global healthcare.

Sterile InjectablesOphthalmic ProductsOral Medications+40 more
Dawar Technologies logo

Dawar Technologies

PITTSBURGH, PA
51-200
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Founded in Pittsburgh in 1883 as a commercial printer, Dawar Technologies now designs and manufactures custom projected-capacitive and resistive touch-screen solutions and integrated display systems. Its evolution from screen printing and membrane switches into touch technology is reflected in its in-house engineering, cleanroom manufacturing and touch-tuning capabilities. Dawar has been owned by a group of local investors, including members of management, since 1998, with manufacturing and design operations in Pittsburgh and Asia.

PCAP Touch SensorsDawar Capacitive RingOpen Frames+22 more
Dawdy Haus Coffee logo

Dawdy Haus Coffee

SPRINGS, PA
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Inside Whispering Pines Furniture in Springs, Pennsylvania, Dawdy Haus Coffee is a small coffee house and café known for its premium coffee and in-house biscotti. The café makes fresh biscotti each week through a multi-step, twice-baked process, with flavors and toppings that can change from week to week. Its name, Pennsylvania Dutch for “Grandpa’s House,” reflects the intimate setting it occupies beside the furniture store.

BiscottiCoffeeBaking and glazing biscotti in-house+4 more
Dawg Gone Bees, LLC logo

Dawg Gone Bees, LLC

HANOVER, PA
51-200
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Dawg Gone Bees carries on Grandpa Wesley’s legacy of natural beekeeping in the Hanover area. The company keeps local hives, makes raw honey, and teaches people about bees through beekeeping classes and services.

Mead
DO

Dawkins On-Site Concrete, Inc

APPLE GROVE, WV
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Dawkins On-Site Concrete supplies on-site concrete production for projects across the southeastern United States, with operations generally spanning Virginia to Texas. It has provided this service for around three decades and operates 17 facilities in the region, tailoring plant capacity and production arrangements to project schedules and specifications.

Ready-Mixed ConcreteOn-site production of ready-mixed concreteConcrete pumping for project placements+25 more
Dawn Aerospace logo

Dawn Aerospace

BROOKLYN, NY
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Founded in 2017, Dawn Aerospace builds reusable space transportation hardware, including the Aurora runway-operated spaceplane and flight-proven nitrous-based satellite propulsion systems. With more than 130 people working across four countries, the company has flown Aurora 64 times and sent more than 200 of its thrusters into orbit. Its aircraft-style approach was underscored in 2024 when Aurora became the first New Zealand-designed and built aircraft to fly supersonically.

Aurora Suborbital SpaceplaneSatDrive Propulsion SystemsCubeDrive Propulsion Systems+42 more
Dawn Enterprises, Inc logo

Dawn Enterprises, Inc

VALLEY VIEW, OH
11-50
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Founded in Cleveland in 1973, Dawn Enterprises makes aftermarket automotive accessories, including color-matched body moldings and functional ram-air hoods. The company’s 50-plus employees produce many of its parts and materials in the United States, using waterborne paint and EPA-compliant equipment to pursue factory-style fit and finish. Its products have been used on vehicles, displays, and RVs across the country.

Painted Body Side MoldingsPainted Body Side Moldings with Chrome InsertsPainted Body Side Moldings with Color Inserts+40 more
Dawson Metal Company logo

Dawson Metal Company

JAMESTOWN, NY
51-200
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Dawson Metal Company is a contract manufacturer producing custom sheet metal fabrications, architectural entrances and doors, enclosures, kiosks, frames, weldments, and precision components. Its capabilities include laser cutting, CNC turret punching, bending and forming, machining and routing, welding, metal finishing, powder coating, wet painting, assembly, inspection, and shipping. The company serves architectural, transportation, medical, semiconductor, defense, electronics, marine, power generation, rail transportation, and retail markets.

Custom Sheet Metal FabricationsArchitectural EntrancesBalanced Doors+74 more
Dawson Performance Inc logo

Dawson Performance Inc

CHAMBERSBURG, PA
11-50
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Started as a sign shop in the spare bedroom of its owners’ home, woman-owned Dawson Performance Inc. now operates a 30,000-square-foot machining and fabricating business in Chambersburg, Pennsylvania. Established in 2000, the company serves projects across fields ranging from aerospace and defense to agriculture, with an in-house Certified Welding Inspector and welding certifications including AWS D1.1, AWS D1.2 and ASME B31.1.

Custom Machined PartsFabricated ComponentsPrecision CNC machining of metal components+22 more
Day & Zimmermann logo

Day & Zimmermann

PHILADELPHIA, PA
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Family-owned since its Philadelphia founding in 1901, Day & Zimmermann grew from Charles Day’s early industrial betterment work into a company serving complex corporate and government needs. Today, its 32,000-plus employees work across more than 900 locations, with the company particularly known for defense manufacturing and large-scale technical projects. Its guiding promise remains simple: “We do what we say.”

Ammunition ProductsDirect Fire MunitionsIndirect Fire Munitions+74 more
Day Arc Environmental Systems logo

Day Arc Environmental Systems

COLUMBUS, OH
11-50
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Based in Marietta, Ohio, Day Arc Environmental Systems designs and delivers turnkey indoor cultivation environments that pair geothermal cooling, water-cooled components, and precise digital controls. The company launched its public offering in April 2024 after nearly a decade of carbon-neutral design work, and its system is intended to cut energy use by up to 70% compared with standard grow designs. Day Arc was named a 2024 CannaTech Innovation Award winner and operates a manufacturing and R&D facility in Marietta.

Turn-Key Indoor Grow SystemsDirect Digital Control SystemsEnvironmental Control Systems+21 more
Day Piston Company logo

Day Piston Company

CLEVELAND, OH
2-10
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Founded in Cleveland by William Day in 1919, Day Piston Company manufactures pistons for the automotive and air-compressor markets from its Cleveland, Ohio factory. The company remained in the Day family through three generations before transitioning to private ownership in 2022, while a fourth-generation family member, Clyde “Skip” Jones, contributed more than 40 years to operations. Day Piston serves both OEM and aftermarket customers and is IATF 16949:2016 certified.

PistonsManufacturing pistons for automotive applicationsManufacturing pistons for air compressor equipment+13 more
Day-Tec Tool & Manufacturing Inc logo

Day-Tec Tool & Manufacturing Inc

MIAMISBURG, OH
2-10
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Established in 1985, Day-Tec Tool & Manufacturing builds custom tooling and special machinery while also providing precision machining and grinding from its 11,000-square-foot facility. The company can design and build fixtures, gages and machine retrofits, or work from a customer’s drawings to produce parts and tooling to print.

ToolingFixturesJigs+30 more
Daybreak Foods, Inc logo

Daybreak Foods, Inc

LAKE MILLS, WI
501-1,000
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Family-owned since 1967, Daybreak Foods raises hens and processes eggs—much of them into liquid egg—for commercial food customers from its headquarters in Lake Mills, Wisconsin and farms across the Midwest. The Rehm family has grown the company from its founder’s poultry-equipment business into an operation with more than 24 million laying hens and over 1,200 employees. Daybreak pairs that scale with dedicated animal-welfare staff, a veterinarian, and sustainability practices such as reclaiming processing water and reusing egg shells.

EggsShell EggsLiquid Egg+20 more
Dayco Inc logo

Dayco Inc

POTTSTOWN, PA
2-10
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Since 1955, Pottstown-based Dayco Inc. has manufactured industrial air heaters and combustion systems for process and industrial applications. The company builds both standard and custom equipment, including packaged systems that can operate independently or integrate with OEM systems. Its direct-fired heaters are designed for applications such as spray drying, chemical processing and railcar curing, with systems available to recognized industry standards.

Industrial Air HeatersCombustion SystemsDirect Fired Air Heaters+25 more
Daycon logo

Daycon

UPPER MARLBORO, MD
51-200
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Founded by David Cohen in 1942, Daycon supplies janitorial and facility-maintenance products while also making private-label cleaning chemicals through its independently operated New Dawn Manufacturing division. Its distinctive focus is on solving supply and maintenance problems before they arise, including inventory programs that have served facilities for more than 20 years. Daycon also created the Building Wellness Institute in 2008 to support sustainable cleaning practices and GS-42 certification.

Cleaning ChemicalsBiological CleanersCarpet Care Products+61 more
DayGlo Color Corp logo

DayGlo Color Corp

CLEVELAND, OH
201-500
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DayGlo Color Corp manufactures daylight fluorescent pigments and related color materials, and traces its origins to its 1946 incorporation. It describes itself as the original manufacturer of daylight fluorescent pigments, with a history spanning more than 80 years and research and development teams in the United States and Europe.

Fluorescent PigmentsPhosphorescent PigmentsFluorescent Toners+45 more
Daylight Medical logo

Daylight Medical

MIDDLEBURG HEIGHTS, OH
51-200
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From its Cleveland-area headquarters, Daylight Medical distributes the Diversey MoonBeam3 portable UV-C disinfection system for healthcare, emergency-response and patient-transport settings. The company brings more than 16 years in the healthcare industry to a 100,000-plus-square-foot operation shared with affiliate Codonics, which manufactures MoonBeam3 in Middleburg Heights, Ohio. Daylight Medical holds exclusive MoonBeam3 distribution rights for municipal EMS, fire and patient transport in North America, as well as in China and Japan.

UV-C Disinfection SystemsMoonBeam3UV Color Dosimeter Sensors+21 more
Daylight Technology USA logo

Daylight Technology USA

HICKSVILLE, NY
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Daylight Technology USA is a U.S. designing and manufacturing firm focused on commercial specialty lighting. Its work centers on modular outdoor fixtures paired with Internet-connected controls for customers seeking efficient, adaptable illumination.

Commercial Specialty LED Lighting FixturesDL-B High/Low Bay LuminairesDL-S Site and Roadway Luminaires+32 more
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