About 221B Partners
221B Partners is an investigations and intelligence firm with its office in Chicago, Illinois, whose services include due diligence for corporate clients, law firms, private equity firms, investment banks and family offices.
Its team brings together former law enforcement professionals, journalists and research specialists; its founders previously held senior investigations roles at firms such as Kroll and Hillard Heintze, and its analysts have managed pre-transactional and investigative due diligence, asset searches and litigation support cases.
The firm works from public records, open source research and field inquiry to untangle associations, verify backgrounds and identify connections between subjects and third parties, reporting findings that clients can act on in transactions and disputes.
Its team brings together former law enforcement professionals, journalists and research specialists; its founders previously held senior investigations roles at firms such as Kroll and Hillard Heintze, and its analysts have managed pre-transactional and investigative due diligence, asset searches and litigation support cases.
The firm works from public records, open source research and field inquiry to untangle associations, verify backgrounds and identify connections between subjects and third parties, reporting findings that clients can act on in transactions and disputes.