This is to certify that the management system of:

Certificate Number:
0156611

MillerKnoll Inc

Initial Certification Date:
02 November 2020

Main Site: 855 E. Main Avenue,Zeeland, Michigan, 49464, United States

Date of Certification Decision:
24 July 2024

See appendix for additional sites and additional site scopes

Issuing Date:
24 July 2024

has been registered by Intertek as conforming to the requirements of:

ISO 9001:2015

Valid Until:
30 October 2026

Organization was certified by another Certification Body before 18-September2023

The management system is applicable to:Overall Scope:: The design, manufacture, and distribution of wood andnon-wood interior furnishings.

Calin Moldovean
President, Business Assurance
Intertek Testing Services NA,
Inc. dba Intertek,
4700 Broadmoor SE Suite 200 Kentwood,
Michigan 49512, United States

In the issuance of this certificate, Intertek assumes no liability to any party other than to the Client, and then only in accordance with the agreed upon Certification
Agreement. This certificate’s validity is subject to the organization maintaining their system in accordance with Intertek’s requirements for systems certification. Validity
may be confirmed via email at certificate.validation@intertek.com or by scanning the code to the right with a smartphone. The certificate remains the property of Intertek,
to whom it must be returned upon request.
Page 1 of 5

APPENDIX
This appendix identifies the locations covered by the management system of:MillerKnoll Inc
This appendix is linked to the Main Certificate # 0156611 and cannot be shown nor reproduced without it.

MillerKnoll Inc
855 E. Main Avenue,Zeeland, Michigan, 49464, United States
Customer Care, Corporate Quality, Supply Management, Design & Development, Human Resources.

MillerKnoll Inc
855 E. Main Avenue,Zeeland, Michigan, 49465, United States
Manufacturing and distribution of wood panels and surfaces, wood case goods, and fiberglass panels.

In the issuance of this certificate, Intertek assumes no liability to any party other than to the Client, and then only in accordance with the agreed upon Certification
Agreement. This certificate’s validity is subject to the organization maintaining their system in accordance with Intertek’s requirements for systems certification. Validity
may be confirmed via email at certificate.validation@intertek.com or by scanning the code to the right with a smartphone. The certificate remains the property of Intertek,
to whom it must be returned upon request.
Page 2 of 5

APPENDIX
This appendix identifies the locations covered by the management system of:MillerKnoll Inc
This appendix is linked to the Main Certificate # 0156611 and cannot be shown nor reproduced without it.

MillerKnoll Inc
10201 Adams Street,Holland, Michigan, 49424, United States
Seating manufacturing.

MillerKnoll Inc
18558 171st Avenue,
Spring Lake, Michigan, 49456, United States
Manufacture and distribution of metal furniture, tables, desks, storage and filing cabinets.

In the issuance of this certificate, Intertek assumes no liability to any party other than to the Client, and then only in accordance with the agreed upon Certification
Agreement. This certificate’s validity is subject to the organization maintaining their system in accordance with Intertek’s requirements for systems certification. Validity
may be confirmed via email at certificate.validation@intertek.com or by scanning the code to the right with a smartphone. The certificate remains the property of Intertek,
to whom it must be returned upon request.
Page 3 of 5APPENDIXThis appendix identifies the locations covered by the management system of:MillerKnoll Inc
This appendix is linked to the Main Certificate # 0156611 and cannot be shown nor reproduced without it.

MillerKnoll Inc
17170 Hickory Street,
Spring Lake, Michigan, 49456, United States
Manufacture of metal furniture, filing, storage units, tables and lighting.

MillerKnoll Inc
2800 Estes Street,
Norton Shores, Michigan, 49441, United States
Metal furniture, filing/storage, desking.

In the issuance of this certificate, Intertek assumes no liability to any party other than to the Client, and then only in accordance with the agreed upon Certification
Agreement. This certificate’s validity is subject to the organization maintaining their system in accordance with Intertek’s requirements for systems certification. Validity
may be confirmed via email at certificate.validation@intertek.com or by scanning the code to the right with a smartphone. The certificate remains the property of Intertek,
to whom it must be returned upon request.
Page 4 of 5

APPENDIX
This appendix identifies the locations covered by the management system of:MillerKnoll Inc
This appendix is linked to the Main Certificate # 0156611 and cannot be shown nor reproduced without it.

MillerKnoll Inc
1235 Water Street,
East Greenville, Pennsylvania, 18041, United States
Manufacturing of wood panels and surfaces, wood case goods, fiberglass panels, metal components, and seating.

MillerKnoll Inc
1000 Arrow Road,
Weston, Ontario, M9M 2Y7, Canada
Manufacturing of wood panels and surfaces, wood case goods.

In the issuance of this certificate, Intertek assumes no liability to any party other than to the Client, and then only in accordance with the agreed upon Certification
Agreement. This certificate’s validity is subject to the organization maintaining their system in accordance with Intertek’s requirements for systems certification. Validity
may be confirmed via email at certificate.validation@intertek.com or by scanning the code to the right with a smartphone. The certificate remains the property of Intertek,
to whom it must be returned upon request.
Page 5 of 5