Since 1945, Baltimore-based Ackerman & Baynes, LLC has fabricated steel for bridges, construction projects, and industrial customers. Its 32,000-square-foot shop and 40,000-square-foot outdoor storage area support work ranging from bridge components and simple steel bridges to custom OEM metal parts, including weldments up to 25 tons. Ackerman & Baynes is an AISC-certified fabricator, with welders certified to AWS D1.1 and D1.5 codes and a full-time certified welding inspector on staff.
AISC Certified Fabricator
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AWS D1.1 Welding Code
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AWS D1.5 Welding Code
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Maryland MDOT MBE / DBE / SBE Certified
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DelDOT WBE / DBE Certified
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Washington Metro Area MWATA DBE Certified
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Baltimore City WBE / DBE / OBC Certified
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SWAM Small Business Women & Minority Owned
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Virginia DBE Certified
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West Virginia DBE Certified
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North Carolina DBE Certified
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Pennsylvania DBE Certified
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South Carolina DBE Certified
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Ohio DBE Certified
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AWMI Affiliation
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Associated Pennsylvania Constructors Affiliation
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Zimmerman Steel & Supply Co. LLCFamily-owned and operated since 1995, Zimmerman Steel & Supply Co. LLC has built its Dalton, Ohio, business around custom metal fabrication for industrial customers. Its two facilities span more than 82,000 square feet and support projects ranging from small production work to large, complex jobs across the United States and Canada. The company’s welders hold AWS D1.1 and D1.5 certifications, with additional Canadian certification through CWB CSA W47.1.DALTON, OH
Black Lion ProductsSince 2009, Black Lion Products has fabricated large structural steel assemblies for projects across the country, from its 380,000-square-foot Youngstown facility. The company handles projects ranging from 100 to 6,000 tons and has completed more than 400 jobs, with AISC certification in place since June 2021. Its shop includes 14 overhead cranes, while certified welders and an on-site Certified Weld Inspector support its fabrication and detailing work.YOUNGSTOWN, OH
Legacy SteelFounded by Bill Jones after more than a decade in steel fabrication, Legacy Steel designs, fabricates, and installs custom industrial steel systems from its 60,000-square-foot facility. The Amherst company handles projects from concept through installation, including platforms and access structures, and has completed more than 300 projects with a national service reach. Its team has installed 1.5 million square feet of platforms and supports contract fabrication with D1.1-certified welders and a powder-coating line.AMHERST, WI
Nasir and Associates, LLCFounded in Baltimore in 2010 as a highway-construction materials supplier, Nasir and Associates, LLC. now fabricates steel for heavy highway and bridge projects while continuing to supply related construction materials. Its AISC-certified facility provides in-house detailing, engineering, certified welding and quality oversight, supporting work from New York through the Carolinas. The company has delivered more than 100 projects and holds MBE/DBE certifications in multiple Mid-Atlantic states.BALTIMORE, MD