Northern Trust is a custodian firm based in Chicago, IL that northern trust corporation is a us financial services company founded in 1889 and headquartered in chicago, illinois. it provides custody, asset servicing, fund administration, and asset management to institutional and wealthy individual clients worldwide. as of december 2025 it reported about 18.7 trillion dollars in assets under custody and administration and 1.8 trillion dollars in assets under management. northern trust is developing custody and servicing for tokenized assets, including work on the canton network with digital asset, and in 2026 its asset management arm launched a tokenized money market fund share class. it trades on nasdaq under the ticker ntrs. They serve clients in US, UK, EU. Northern Trust is listed on The Token Playbook's vetted provider registry at thetokenplaybook.com/registry/northern-trust.