Wealth management
10 BlackRock operations leaders
These ten current and former BlackRock operations leaders include BlackRock's COO, along with chief operating officers of BlackRock regions, businesses and platforms. Readers can learn how a global asset manager runs its operating platform, coordinates regional businesses and manages operational change across investment and client groups.
Professionals to explore
01—10Andrew Gidney
LinkedInExperience: COO for Business Operations & Technology and BLK Trust Company · BlackRock
COO for Business Operations & Technology and BLK Trust Company at BlackRock since 2018. His profile says that as COO for Technology & Operations he is responsible for business and risk management for T&O and for AML / KYC Operations, and supports the T&O leadership team. His other BlackRock roles include Global Head of Portfolio Compliance and COO of BLK Trust Company (2012–2018) and Technology & Operations COO (2005–2009).
Colleen Davis
LinkedInExperience: Chief Operating Officer, Canada · BlackRock
Chief Operating Officer, Canada at BlackRock since 2024; the profile describes the role as Chief Operating Officer of Canada for BlackRock. The profile also lists Head of Strategy and Business Analytics for BlackRock Canada (2019–2023), UK Retail Sales at BlackRock (2016–2018) and Institutional Client Service Relationship Management at BlackRock (2013–2015).
Daniel Dunay
LinkedInExperience: Chief Operating Officer of Global Product Solutions · BlackRock
Chief Operating Officer of Global Product Solutions at BlackRock since 2024, and Managing Director, Chief Product Officer at BlackRock since 2022. His other BlackRock roles include Managing Director, Head of Americas Financial Institutions (2019–2022) and Managing Director, Global Head of Compensation and Benefits (2016–2018).
Maika Jahn
LinkedInExperience: COO Germany, Switzerland, Austria and Eastern Europe (DACH) · BlackRock
COO Germany, Switzerland, Austria and Eastern Europe (DACH) at BlackRock since 2025, and Member of the Management Board BlackRock Asset Management Deutschland AG since 2024. The profile also lists COO Germany, Austria and Eastern Europe at BlackRock (2023–2024) and COO Coverage EMEA, Head of Business Development at DWS Group (2023).
Michael Colen
LinkedInExperience: Chief Operating Officer, Japan - Managing Director · BlackRock
Chief Operating Officer, Japan - Managing Director at BlackRock since 2026. His other BlackRock roles include Global Private Debt Chief Operating Officer - Managing Director (2023–2026), Global Credit Chief Operating Officer - Managing Director (2021–2023), Chief of Staff to the President, Managing Director (2017–2021) and Americas Corporate Strategy - Managing Director (2016–2017).
Mike Collar
LinkedInExperience: Chief Operating Officer (COO), UK & Europe · BlackRock
Chief Operating Officer (COO), UK & Europe at BlackRock since 2025, and Managing Director at BlackRock since 2018, a role the profile places in General Management. He was UK Chief Operating Officer at BlackRock (2022–2025), and his profile also lists Managing Director at J.P. Morgan (2004–2018) and Corporate Finance Executive at Cazenove & Co. (2000–2004).
Nicolas Roc
LinkedInExperience: Global COO of Liquidity & Financing · BlackRock
Global COO of Liquidity & Financing at BlackRock since 2025, a division the profile places within BlackRock's Global Markets. His other BlackRock roles include Global COO of Cash Management and Securities Lending (2024–2025), Global COO of Securities Lending (2021–2024) and Head of US Equity Trading for Securities Lending (2019–2021).
Rob Goldstein
LinkedInExperience: Senior Managing Director, Chief Operating Officer · BlackRock
Senior Managing Director, Chief Operating Officer at BlackRock since 2014. His profile says he is a member of the Global Executive Committee and co-chair of the Global Operating Committee, and that as COO he helps oversee the day-to-day global business of the firm. His other BlackRock roles include Head of BlackRock Solutions (2009–2023) and Head of the Institutional Client Business (2012–2014).
Sandra Boss
LinkedInExperience: Senior Managing Director, Chief Operating Officer, Global Client Business · BlackRock
Former Senior Managing Director, Chief Operating Officer, Global Client Business at BlackRock (2023–2024). She has been Senior Managing Director, Chair of BlackRock UK since 2024, a role in which her profile says she engages with UK clients, corporates and policy makers, and she was Senior Managing Director, Global Head of Investment Stewardship at BlackRock (2020–2023).
Sean Houston
LinkedInExperience: Managing Director - COO Private Markets Operations & Head of Private Markets Client Platform · BlackRock
Managing Director - COO Private Markets Operations & Head of Private Markets Client Platform at BlackRock since 2025; the profile says he partners with senior leadership to advance the firm's operational platform. His other BlackRock roles include Managing Director - Latin America Chief Operating Officer (2021–2025), Managing Director - Latin America Head of Business Operations (2016–2021) and Chief Operating Officer - Global Provider Strategy (2011–2012).
Choose the right perspective
Match the leader's scope to your question, since a firm-wide COO, a regional COO and the COO of a single investment or client business see different operating problems. Check whether each BlackRock role is current or ended before asking about recent operating decisions.
Questions to take into the conversation
- 01How do you divide operating responsibilities between a firm-wide COO office and the COOs of individual businesses and regions?
- 02What does it take to scale an investment operations platform without adding proportional headcount?
- 03How do you set priorities for change programs when regional businesses and global product groups want different things?
Reaching BlackRock operations leaders
How can I contact one of these BlackRock operations leaders?
Pick one of the 10 people on this page and choose "Book a paid call", or describe your project to find others. You offer a fee for a 15-minute call or a written answer, Instant Expert finds the person's work email and sends the invitation, and they decide whether to accept. The list covers 1 company: BlackRock, based on profile data retrieved on September 29, 2026. Being listed here doesn't mean someone has agreed to take calls.
How much does it cost to reach BlackRock operations leaders?
You choose the offer, starting at $5 per person. It includes Instant Expert's 20% fee, so an offer that pays the person $100 costs you $125. You're charged only when the person books the call or sends the answer.
What if they don't reply?
You pay nothing. Instant Expert sends follow-up reminders, and if the person hasn't booked or answered within 7 days, the request expires and any hold on your card is released. You can invite several of the 10 people on this list at once and cap your total spend, so you pay only for the ones who accept.
About this directory
This is a professional research starting point based on business profile data retrieved on . Titles and companies reflect that source snapshot and may describe past or present roles. Check the linked profiles for current details. Inclusion does not imply Instant Expert membership or availability.
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