10 WittKieffer executives
The president and chief executive officer, chief information officer, chief marketing officer, managing partners and practice leaders on this page are WittKieffer executives across its search, interim and advisory practices. A reader can learn how executives lead WittKieffer from people who have held the role.
Professionals to explore
Andrew P. Chastain
LinkedInExperience: President and Chief Executive Officer · WittKieffer
Andrew P. Chastain has been President and Chief Executive Officer of WittKieffer since July 2017. Chastain was also Managing Partner & Chairman, Healthcare Practice at WittKieffer from 1997 to June 2017, and the other roles shown include Consultant at Arthur Andersen, LLP (1995 to 1997).
Brian Krehbiel
LinkedInExperience: Managing Partner, WittKieffer Interim Leadership Services · WittKieffer
Brian Krehbiel has been Managing Partner, WittKieffer Interim Leadership Services since July 2020. Krehbiel was also Principal, Leader of Witt Kieffer Interim Leadership (2018 to 2020), and the other roles shown include Vice President at AMN Healthcare Leadership Solutions (1998 to 2018).
Jim Gauss
LinkedInExperience: Former President/Chief Executive Officer · WittKieffer
Jim Gauss is a former President/Chief Executive Officer of WittKieffer (2007 to 2011) and has been Senior Partner-Healthcare and Board Services there since January 2011. Gauss was also Executive Vice President-Consulting Services at WittKieffer from 2005 to 2007.
Larry Ross
LinkedInExperience: Senior Partner and Lead Partner for Private Equity · WittKieffer
Larry Ross has been Senior Partner and Lead Partner for Private Equity at WittKieffer since December 2025 and Chair of Healthcare Leaders since 2017. Ross's other roles shown include Managing Partner at Ross & Company (1992 to 2025), Principal at Korn Ferry (1990 to 1992) and Senior Associate; Assistant to the Chairman at Russell Reynolds Associates (1986 to 1990).
Laura Orr
LinkedInExperience: Senior Partner, Global Board Advisory Leader · WittKieffer
Laura Orr has been Senior Partner, Global Board Advisory Leader at WittKieffer since May 2025. Orr's other roles shown include CEO, Forward Governance Consulting (2021 to 2025), Chief Strategy & Governance Officer at Children's Wisconsin (2018 to 2021) and Vice President Planning & Office of the CEO at Children's Wisconsin (2015 to 2018).
Lydia Ostermeier - Haynes, MSN, RN
LinkedInExperience: Managing Partner and Practice Leader, Healthcare, AMC and Higher Education Interim Leadership · WittKieffer
Lydia Ostermeier - Haynes has been Managing Partner and Practice Leader, Healthcare, AMC and Higher Education Interim Leadership at WittKieffer since July 2025. At WittKieffer Ostermeier - Haynes was also Principal and Co-Practice Leader, General Healthcare, AMC and Higher Education Interim Leadership (2024 to 2025) and Director of Interim Leadership Services (2018 to 2021).
Sally DelBeccaro
LinkedInExperience: Chief Financial Officer · WittKieffer
Sally DelBeccaro is a former Chief Financial Officer of WittKieffer, a role the profile dates from February 2001 to May 2021 and the one role it lists. The profile headline gives the title as Chief Financial Officer at Witt/Kieffer, and the listing places DelBeccaro in Oak Brook, Illinois.
Shazia Mian
LinkedInExperience: Chief Information Officer · WittKieffer
Shazia Mian has been Chief Information Officer at WittKieffer since January 2022 and a Harvard Business Review Advisory Council Member since August 2024. Mian's other roles shown include Senior Vice President, IT Strategy & Management (2018 to 2021) and Vice President, Office of the CIO (2016 to 2018) at Press Ganey.
Susan M. Snyder
LinkedInExperience: Executive Partner and Solution Leader, Global Leadership Advisory · WittKieffer
Susan M. Snyder has been Executive Partner and Solution Leader, Global Leadership Advisory at WittKieffer since June 2022, the one role the profile lists. The profile headline repeats that title at WittKieffer, and the listing places Snyder in Pleasantville, New York.
Choose the right perspective
Match the person's role to your question: firm-wide officers see technology, marketing or the whole firm, while a managing partner or practice leader sees one specialty. Check the dates on each person's WittKieffer roles to see which period their experience covers.
Questions to take into the conversation
- 01How does a search and advisory firm decide which practices and services to add?
- 02What does a chief information officer prioritize inside a professional services firm?
- 03How do leaders of an interim leadership practice work alongside the firm's search practices?
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About this directory
This is a professional research starting point based on business profile data retrieved on . Titles and companies reflect that source snapshot; roles marked former had ended by then. Check the linked profiles for current details. Inclusion does not imply Instant Expert membership or availability.