Explore Our Firm's History

From our storied beginnings as "Duff & Phelps" in 1932 - to a new firm and expanded capabilities - and now One Team, One Kroll. Our evolution over nearly 100 years is just the beginning.
Our Evolution Our Evolution

Timeline

2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
  • Duff & Phelps transitioned from a public to private entity

2012
2011
2010
2008
2007
2006
2005
  • Acquired Standard & Poor's Corporate Value Consulting(included PwC's legacy valuation business)

1994
  • Sold credit rating and investment management business

1932
  • William H. Duff and George E. Phelps opened their firm Duff & Phelps in Chicago to provide investment research
William H. Duff and George E. Phelps opened their firm Duff & Phelps in Chicago to provide investment research

Valuation

Valuation of businesses, assets and alternative investments for financial reporting, tax and other purposes.

Cyber Risk

Incident response, digital forensics, breach notification, managed detection services, penetration testing, cyber assessments and advisory.

Compliance and Regulation

End-to-end governance, advisory and monitorship solutions to detect, mitigate and remediate security, legal, compliance and regulatory risk.


Corporate Finance and Restructuring

M&A advisory, restructuring and insolvency, debt advisory, strategic alternatives, transaction diligence and independent financial opinions.

Investigations and Disputes

World-wide expert services and tech-enabled advisory through all stages of diligence, forensic investigation, litigation, disputes and testimony.

Digital Technology Solutions

Enriching our professional services, our integrated software platform helps clients discover, quantify and manage risk in the corporate and private capital market ecosystem.


Business Services

Expert provider of complex administrative solutions for capital events globally. Our services include claims and noticing administration, debt restructuring and liability management services, agency and trustee services and more.

Environmental, Social and Governance

Advisory and technology solutions, including policies and procedures, screening and due diligence, disclosures and reporting and investigations, value creation, and monitoring.