10 First Solar operations leaders
Michael Koralewski, Chief Supply Chain Officer at First Solar, is one of ten First Solar operations leaders listed here, alongside leaders of global manufacturing, module operations, semiconductor operations and plant management. A reader can learn how operations leaders work at First Solar from people who have held the role.
Professionals to explore
Chia Hao
LinkedInExperience: Global Operations Director · First Solar
Chia Hao has been Global Operations Director at First Solar since January 2025, with a profile listing the Operations department at Director level. Chia Hao was Director Operational Excellence at First Solar from 2022 to 2025, Quality Control Manager there from 2020 to 2022 and Validation Officer from 2015 to 2020, and lists a focus on operations and quality in renewable energy.
David Mattingly
LinkedInExperience: Head - Module Operations · First Solar
David Mattingly has been Head - Module Operations at First Solar since March 2023, based in the Detroit Metropolitan Area, with the profile headline Head - Module Operation USA. David Mattingly was Director of Automation Operations at JENOPTIK Smart Manufacturing from 2022 to 2023 and Director of Program Management at Valiant TMS from 2016 to 2019, and describes building and managing diverse teams.
Jason Mesteller
LinkedInExperience: Director Of Operations · First Solar
Jason Mesteller has been Director Of Operations at First Solar since April 2019 and also lists Plant Manager there since 2021, based in Sylvania, Ohio. Jason Mesteller was Manager, Operations Engineering at First Solar from 2013 to 2017 and Manufacturing Specialist there from 2010 to 2013, and the profile headline cites reducing cost, increasing efficiency and driving plant throughput.
Jeyaganesh Arumugam
LinkedInExperience: Managing Director · First Solar
Jeyaganesh Arumugam has been Managing Director at First Solar since February 2023, based in Kulim, Kedah, Malaysia, with the profile headline Managing Director at First Solar Malaysia. Jeyaganesh Arumugam was Plant Manager at First Solar from 2007 to 2023, and the listing shows no other employer for Jeyaganesh Arumugam.
KJ Ung
LinkedInExperience: Vice President of Global S6+ Manufacturing · First Solar
KJ Ung has been Vice President of Global S6+ Manufacturing at First Solar since February 2023, and the profile describes overseeing production of Series 6 thin film photovoltaic modules across First Solar facilities in Malaysia, Vietnam and Ohio. KJ Ung was Managing Director at First Solar from 2019 to 2023, General Manager (Plant Operations) there from 2015 to 2019 and Quality Director, Asia Region from 2009 to 2015.
Michael Koralewski
LinkedInExperience: Chief Supply Chain Officer · First Solar
Michael Koralewski has been Chief Supply Chain Officer at First Solar since January 2023, based in Whitehouse, Ohio. Michael Koralewski was Chief Manufacturing Operations Officer at First Solar from 2020 to 2023, Senior Vice President - Global Manufacturing there from 2015 to 2020, Vice President Site Operations from 2011 to 2015 and Vice President, Global Quality from 2009 to 2011.
Nathan Newlove
LinkedInExperience: Head - Module Operations (USA) · First Solar
Nathan Newlove has been Head - Module Operations (USA) at First Solar since February 2023, based in the Toledo, Ohio Metropolitan Area and working in Perrysburg, Ohio. The Head - Module Operations (USA) role is the only position the listing shows for Nathan Newlove.
Vu Hoang Van
LinkedInExperience: Director/Head of Module Operations - Plant USA · First Solar
Vu Hoang Van has been Director/Head of Module Operations - Plant USA at First Solar since May 2024. Vu Hoang Van was Director/Head of Module Operations Plant - Vietnam at First Solar from 2023 to 2024 and HOD Site Facilities & Equipment Engineering Manager there from 2017 to 2023, and the profile headline cites dual MBAs and PMP certification.
YS Lew
LinkedInExperience: Head - Global Semiconductor Operation Support · First Solar
YS Lew has been Head - Global Semiconductor Operation Support at First Solar since March 2025, based in Penang, Malaysia, and the profile describes managing two factories' semiconductor manufacturing operations in Malaysia. YS Lew was Head - Site Semiconductor Operation at First Solar from 2023 to 2025 and Head - Site Manufacturing Engineering there from 2022 to 2023.
Choose the right perspective
Match the person's operations area, whether supply chain, global manufacturing, module operations, semiconductor operations or a single plant or country site, to the decision you face. Check when each person started their current role to judge how recent their view of it is.
Questions to take into the conversation
- 01What did you focus on first when you took on your operations role at First Solar?
- 02How do you keep module output and quality consistent across factories in different countries?
- 03What have you learned about bringing a new solar manufacturing line up to full production?
Reaching First Solar operations leaders
How can I contact one of these First Solar 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 1 company: First Solar, based on profile data retrieved on October 24, 2026. Being listed here doesn't mean someone has agreed to take calls.
How much does it cost to reach First Solar operations leaders?
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Can an AI agent ask one of these First Solar 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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