Steelcase Inc.

Any device whose MAC address begins with 70:2F:4B has a network interface built by Steelcase Inc.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

70:2F:4B

Organization

Steelcase Inc.

Address

901 44th Street SE Grand Rapids MI US 49508-7594

Source

IEEE OUI registry

Have a full MAC address? Look it up— we'll also tell you if it's a randomized (private) address rather than a real manufacturer prefix.