10 Nucor operations leaders
Chief operating officer, vice president and general manager and director of operations are among the roles held by these ten Nucor operations leaders. A reader can learn how operations leaders work at Nucor from people who have held the role.
Professionals to explore
Dave Sumoski
LinkedInExperience: Chief Operating Officer · Nucor Corporation
Dave Sumoski has been Chief Operating Officer at Nucor Corporation in Waxhaw, North Carolina since January 2021, and the profile also lists Executive Vice President there since September 2014. Dave Sumoski held Vice President and General Manager roles at Nucor Corporation (2008–2012 and 2012–2014) and was Maintenace & Engineering Manager there (1995–2008).
Greg Mittendorf
LinkedInExperience: Vice President General Manager at Nucor Insulated Panel Group · Nucor Corporation
Greg Mittendorf has been Vice President General Manager at Nucor Insulated Panel Group at Nucor Corporation since October 2025, a role the profile places in Brigham City, Utah. Greg Mittendorf was Vice President General Manager at Vulcraft Verco - Division of Nucor Corp (2018–2025), General Manager at Nucor Building Systems (2017–2018) and Sales Manager at Nucor- Vulcraft Group (2013–2017).
Jason Freidenberger
LinkedInExperience: Vice President and General Manager · Nucor Steel South Carolina
Jason Freidenberger has been Vice President and General Manager at Nucor Steel South Carolina in Darlington, South Carolina since April 2023, and the profile also lists General Manager at Vulcraft Verco - Division of Nucor Corp since January 2018. Jason Freidenberger was Production Manager (2012–2015), Engineering Manager (2008–2012) and Design Engineer (2001–2008) at Vulcraft Verco - Division of Nucor Corp.
Jeff Rizer
LinkedInExperience: Director of Operations · Nucor Corporation
Jeff Rizer has been Director of Operations at Nucor Corporation in the North Port-Sarasota area since January 2023, a role the profile describes as covering the 5 service centers across the US for CHI overhead doors, a division of Nucor Steel. Jeff Rizer was Director of Operations at Acuity (1997–2022).
Jerald Gaines
LinkedInExperience: Vice President and General Manager · Nucor Corporation
Jerald Gaines has been Vice President and General Manager at Nucor Corporation in the Memphis area since February 2026, under the profile headline Vice President & General Manager | Nucor Corporation | Engineered Bar & SBQ Steel. Jerald Gaines also held Vice President and General Manager roles at Nucor Corporation (2021–2023 and 2022–2026), and was General Manager (2020–2021) and Controller (2016–2020) there.
Jon Witherow
LinkedInExperience: Vice President & General Manager · Nucor Corporation
Jon Witherow has been Vice President & General Manager at Nucor Corporation in Charleston, South Carolina since June 2024. Jon Witherow was Vice President & General Manager (2020–2024) and held General Manager roles (2015–2017, 2017–2019 and 2019–2020) at Nucor Corporation.
Matthew Blitch
LinkedInExperience: Vice President & General Manager · Nucor Steel Kingman, LLC
Matthew Blitch has been Vice President & General Manager at Nucor Steel Kingman, LLC in the Bullhead City, Arizona area since January 2024, and the profile also lists General Manager there since August 2022. Matthew Blitch was Plant Manager at Nucor Kingman, LLC (2019–2022), Rolling Mill Manager at Nucor Steel Nebraska (2013–2019) and Production Supervisor at Nucor Corporation (2010–2013).
Nickole Taylor
LinkedInExperience: Vice President & General Manager · Nucor Corporation
Nickole Taylor has been Vice President & General Manager at Nucor Corporation in Marion, Ohio since April 2024. Nickole Taylor was Vice President & General Manager (2021–2024), Division Manager - HSS North (2018–2021) and Material Handling Manager (2012–2013 and 2013–2018) at Nucor Corporation.
Sam Fishleder
LinkedInExperience: Vice President and General Manager · Nucor Steel Hertford County
Sam Fishleder has been Vice President and General Manager at Nucor Steel Hertford County since January 2023, a role the profile places in Hertford County, North Carolina, with Suffolk, Virginia as the listed location. Sam Fishleder was Vise President and General Manager (2020–2023) and Sales Manager (2016–2020) at Vulcraft Verco - Division of Nucor Corp.
Thad Chapman
LinkedInExperience: Vice President & General Manager · Vulcraft Verco - Division of Nucor Corp
Thad Chapman has been Vice President & General Manager at Vulcraft Verco - Division of Nucor Corp in the Greater Florence, South Carolina area since May 2026. Thad Chapman was Vice President/General Manager at Nucor Insulated Panel Group (2023–2026), Vice President & General Manager (2021–2023) and Engineering Manager (2019–2021) at Vulcraft Verco - Division of Nucor Corp, and Vice President Operations at Valley Joist (2018–2019).
Choose the right perspective
Match the person's title and the scope of what they ran, from company-wide operations to a single plant or business unit, to the decision you face. Weigh how recently each person took on the role and how close their scope sits to your question.
Questions to take into the conversation
- 01How did you organize the operation you led and decide which problems to fix first?
- 02What did you learn about measuring safety, quality and cost performance in the operation you ran?
- 03Which operating practices from your time in the role would you keep, and which would you change?
Reaching Nucor operations leaders
How can I contact one of these Nucor operations leaders?
Pick one of the 10 people on this page and choose "Book a paid call", or describe your project to find others. You offer a fee for a 15-minute call or a written answer, Instant Expert finds the person's work email and sends the invitation, and they decide whether to accept. The list covers 5 companies, including Nucor Corporation; Nucor Steel South Carolina and Nucor Steel Kingman, LLC, based on profile data retrieved on October 18, 2026. Being listed here doesn't mean someone has agreed to take calls.
How much does it cost to reach Nucor operations leaders?
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Can an AI agent ask one of these Nucor operations leaders a question?
Yes. An agent with a USDC wallet on Base can ask one question without an Instant Expert account. It names the person, for example by the LinkedIn URL on this page, and pays per ask over x402 (HTTP 402). The person answers in writing or by voice note, and if nobody answers within 7 days, the payment goes back to the wallet automatically. Claude and ChatGPT can do the same through the Instant Expert connector: setup is at /docs/mcp for Claude and /docs/chatgpt for ChatGPT. x402 docs
About this directory
This is a professional research starting point based on business profile data retrieved on . Titles and companies reflect that source snapshot; roles marked former had ended by then. Check the linked profiles for current details. Inclusion does not imply Instant Expert membership or availability.
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