Company: CIFRW
Filing Date: 2025-04-21
Form Type: DEF 14A
Source: 0001819989-25-000027
Chunk: 25

Company: Cipher Mining Inc.
Filing Date: 2025-04-21
Form: DEF 14A
Chunk 25
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 Ridge Asset Management, LLC. Between 2012 and 2018, he also held several directorship positions with several trusts of Stone Ridge Asset Management. From 2009 to 2012, Mr. Kelly served as Chief Operating Officer of Quantitative Strategies at Magnetar Capital. Prior to that, he served as Head of Portfolio Valuation at D. E. Shaw & Co. Mr. Kelly is a Chartered Financial Analyst (CFA) and received his B.S. in Finance from DePaul University.

William Iwaschuk has served as Cipher’s Chief Legal Officer since August 2021, as Corporate Secretary since May 2022 and as Co-President since March 2023. Prior to Cipher, from 2014 to 2020, Mr. Iwaschuk held senior positions at Tower Research Capital LLC, including serving as General Counsel and Secretary (2016‑2020) and Counsel (2014‑2016). From 2013 to 2014, Mr. Iwaschuk was a Partner in the Investment Management Group of Morgan, Lewis & Bockius LLP in New York. Mr. Iwaschuk also previously served as a Vice‑President in the legal department at Goldman Sachs & Co. from 2005 until 2012. He started his career as an equity derivatives associate at Davis Polk & Wardwell LLP in New York. Mr. Iwaschuk also currently serves on the board of directors of the Texas Blockchain Council. Mr. Iwaschuk received his LL.B. and B.A. degrees from The University of British Columbia.

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### CORPORATE GOVERNANCE

#### Corporate Governance Guidelines
Our Board of Directors has adopted Corporate Governance Guidelines. A copy of these Corporate Governance Guidelines can be found in the “Corporate Governance” section of the “Investor Relations” page of our website located at https://investors.ciphermining.com , or by writing to our Corporate Secretary at our offices at 1 Vanderbilt Avenue, Floor 54, New York, New York, 10017. Among the topics addressed in our Corporate Governance Guidelines are:

| •Board independence and qualifications         
 •Executive sessions of independent directors   
 •Selection of new directors                    
 •Director orientation and continuing education 
 •Limits on board service                       
 •Change of principal occupation                
 •Term limits                                   
 •Director responsibilities                     
 •Director compensation                         |     | •Stock ownership                                     
 •Board access to senior management                   
 •Board access to independent advisors                
 •