Accredited Body: DQS Inc., 1500 McConnor Parkway, Suite 400, Schaumburg, IL 60173 USA 1 / 2

CERTIFICATE

This is to certify that

Witzenmann USA

1201 Stephenson Highway Troy, MI 48083 United States of America with the organizational units/sites as listed in the annex

has implemented and maintains an Occupational Health and Safety Management System.

Scope: The occupational health and safety activities and supporting processes associated with the manufacture of flexible metal hoses and expansion joints.

Through an audit, documented in a report, it was verified that the management system fulfills the requirements of the following standard:

BS OHSAS 18001 : 2007

Certificate registration no.

Date of original certification

Date of revision

Date of certification

Valid until

10011437 BSOH

2010-02-08

2020-12-18

2019-02-08

2021-09-12

DQS Inc.

Brad McGuire Managing Director

Annex to certificate Registration No. 10011437 BSOH

Witzenmann USA

1201 Stephenson Highway Troy, MI 48083 United States of America

This annex (edition: 2020-12-18) is only valid in connection with the above-mentioned certificate. 2 / 2

Location Scope

10014282 Witzenmann USA 1410 Allen Drive Troy, MI 48083 United States of America

Engineering, Sales, R & D, and Warehouse.

10016390 Witzenmann USA 1305 Stephenson Highway Troy, MI 48083 United States of America

Manufacture of flexible metal hoses and expansion joints.