David J Nangle & Gregory Doria

Lincoln Electric Announces Executive Vice President, President of The Harris Products Group David J Nangle to Retire

Lincoln Electric Holdings, Inc. (the “Company”) (Nasdaq: LECO) announced today that
David J. Nangle, Executive Vice President, President, The Harris Products Group (HPG)
will retire effective October 1, 2021 and will be succeeded by Gregory Doria. As part
of the transition, Doria has been promoted to Senior Vice President, Chief Operating Officer,
The Harris Products Group. He formerly served as Vice President, Marketing, Lincoln Electric.

Nangle joined Lincoln Electric in 1979 and during his distinguished 42-year career with the
Company, held various sales management leadership positions before being named President of
the Company’s Harris Calorific subsidiary in 1999, followed by President of the Company’s retail
subsidiary, WCTA LLC in 2003, and President of J.W. Harris Co. in 2005. As Executive Vice
President, President of The Harris Products Group, Nangle has achieved fifteen years of record
sales and profitability growth in the segment through transformational commercial and
operational initiatives. In addition, his commitment to operational excellence and sustainability
has positioned HPG as an operational leader at Lincoln Electric, as reflected in the many
“Chairman Environmental, Health & Safety Awards” earned under Nangle’s leadership. In
addition, HPG was awarded Industry Week’s “Best Plant Winner” for their Mason, Ohio facility.

“The Board of Directors and our Executive Team congratulate Dave for his exceptional career
and thank him for his significant contributions to Lincoln Electric,” said Christopher L. Mapes,
Chairman, President and Chief Executive Officer. “Dave’s passion extended beyond the
Company to our customers and his remarkable industry leadership, which helped drive
innovation and expand strategic alliances, which we will continue to advance as part of our 2025
Higher Standard Strategy,” Mapes continued. “We all wish him a happy retirement and
appreciate his support in ensuring a smooth transition.”

“It’s been an honor and privilege to represent Lincoln Electric for over forty years in such a great
industry, and lead such an exceptional team at Harris,” said Nangle. “I am tremendously proud of
what we have accomplished together and the strategic goals we are working to achieve,” Nangle
commented. “While I will certainly miss my family of colleagues, customers and industry
partners, I feel this is the right time for a leadership change and Greg will successfully lead the
team forward and drive continued success.”

“I am confident that Greg’s global commercial and application expertise will help advance HPG’s
strategic initiatives,” stated Mapes. “Greg’s track record of leading successful change
management initiatives will reinforce HPG as a high-performance organization ready to capitalize
on future growth opportunities.”

Doria joined Lincoln Electric in 2000 and during his twenty year career with the Company has
held several leadership positions in sales and marketing, including Director, Global Industry
Segments, Director of Global Sales & Application Engineering for Indalco, and West Regional
Sales Manager (USA). Since 2019, he has served as Vice President, Marketing with oversight of
Lincoln Electric’s global industry segment strategy and marketing program, as well as
applications engineering. He received a bachelor’s degree from the University of Western
Ontario and an MBA from the University of Phoenix. He has also completed Lincoln Electric’s
Management Development and Leadership programs.

About Lincoln Electric
Lincoln Electric is the world leader in the design, development and manufacture of arc welding
products, automated joining, assembly and cutting systems, plasma and oxy-fuel cutting
equipment and has a leading global position in brazing and soldering alloys. Headquartered in
Cleveland, Ohio, Lincoln has 55 manufacturing locations in 18 countries and a worldwide
network of distributors and sales offices covering more than 160 countries. For more information
about Lincoln Electric and its products and services, visit the Company’s website
at https://www.lincolnelectric.com.

Photos accompanying this announcement are available at:

https://www.globenewswire.com/NewsRoom/AttachmentNg/39d70455-840a-4ed7-a291-a8a29949eb51
https://www.globenewswire.com/NewsRoom/AttachmentNg/750408f4-da4e-4f66-b14d-5fc5cd8573f4

Contact Amanda Butler Vice President, Investor Relations & Communications Tel: (216)
383-2534 Email: Amanda_Butler@lincolnelectric.com

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