Mayville Engineering Company Second Quarter 2023 Results Conference Call and Webcast Date

Mayville Engineering Company, Inc. (NYSE: MEC) (the “Company” or “MEC”), a leading value-added provider of design, prototyping and manufacturing solutions serving diverse end-markets, today announced that it will issue second quarter 2023 results after the market closes on Tuesday, August 1, 2023. A conference call will be held the following day, Wednesday, August 2, 2023, at 10:00 a.m. ET to review the Company’s financial results, discuss recent events and conduct a question-and-answer session.

A webcast of the conference call and accompanying presentation materials will be available in the Investor Relations section of the Company’s corporate website at https://ir.mecinc.com. To listen to a live broadcast, go to the site at least 15 minutes prior to the scheduled start time in order to register, download, and install any necessary audio software.

To participate in the live teleconference:

United States Live:

1-833-470-1428

Canada Live:

1-833-950-0062

Access Code:

925615

To listen to a replay of the teleconference, which will be available through August 16, 2023:

United States Replay:

1-866-813-9403

Canada Replay:

1-226-828-7578

Access Code:

944604

ABOUT MAYVILLE ENGINEERING COMPANY

Founded in 1945, MEC is a leading U.S. based, vertically integrated, value-added manufacturing partner providing a full suite of manufacturing solutions from concept to production, including design, prototyping and tooling, fabrication, aluminum extrusion, coating, assembly and aftermarket components. Our customers operate in diverse end markets, including heavy- and medium-duty commercial vehicles, construction & access equipment, powersports, agriculture, military, and other end markets. Along with process engineering and development services, MEC maintains an extensive manufacturing infrastructure with 22 facilities across seven states.

MEC produces metal components that are used in a broad range of heavy- and medium-duty commercial vehicles, construction, powersports, agricultural, military and other products. For more information, please visit www.mecinc.com.

View source version on businesswire.com: https://www.businesswire.com/news/home/20230719916462/en/

INVESTOR CONTACT Stefan Neely or Noel Ryan [phone] [e-mail]