Executive Leadership

Executive Leadership

Aaron Vermut

Chief Executive Officer

Aaron Vermut is CEO of Prosper Marketplace, one of the fastest-growing online marketplaces for consumer credit in the U.S. Aaron is also the President and a Director of Prosper Funding LLC. Before joining Prosper in early 2013, Aaron was Managing Director, Co-head of Prime Services at Wells Fargo Prime Services, LLC (formerly Merlin Securities, LLC) along with Stephan Vermut. He was a founder and Managing Partner at Merlin Securities, as well as on the Board of Directors and chairman of Merlin Canada Ltd. until its acquisition by Wells Fargo Securities in 2012. Prior to Merlin Securities, Aaron held roles as a Principal at New Enterprise Associates, and as a Senior Consultant at Cambridge Technology Partners.

Aaron has an M.B.A. in Finance from The Wharton School, University of Pennsylvania and a B.A. in History and German Literature from Washington University in St. Louis. Aaron lives in San Francisco with his wife and four children.

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Ron Suber


As President of Prosper Marketplace, Ron is responsible for developing and executing the business development strategy to attract borrowers to the site, as well as ensure a balance between institutional and retail investors on the Prosper platform. He brings more than 20 years experience in sales, marketing and business development across the hedge fund, broker dealer and registered investment advisor industries.

Before joining Prosper, Ron was Managing Director at Wells Fargo Securities.

Prior to Wells Fargo, Ron served as the Head of Global Sales and Marketing and Senior Partner for Merlin Securities. Ron also served as President of Spectrum Global Fund Administration, and spent 14 years at Bear Stearns where he served as Senior Managing Director and Manager of Global Clearing Sales.

Ron earned a B.A. in Economics from the University of California, Berkeley.

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David Kimball

Chief Finance Officer

David Kimball is Chief Finance Officer of Prosper Marketplace. In this role, he is responsible for overseeing all financial activities, including accounting, financial planning and analysis, treasury, tax and fund accounting.  

David brings over 20 years of financial services experience to Prosper. Previously, David served as Senior Financial Officer of USAA’s Chief Operating Office, where he oversaw USAA’s real estate unit, bank, P&C and life insurance companies, investment management company, and the call centers/distribution functions. During time at USAA, he also served as USAA’s corporate treasurer and held several senior positions across several finance functions including capital markets, treasury, accounting, and FP&A.

Prior to USAA, David spent ten years at Ford Motor Company and Ford Motor Credit Company in both the U.S. and U.K., working on their securitization programs, debt issuance, and a variety of FP&A positions. 

David has an M.B.A and B.A from Brigham Young University. 

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Brad Pennington

Chief Risk Officer

Brad Pennington is the Chief Risk Officer at Prosper Marketplace. In this role, he is responsible for overseeing all of the elements of the loan product, including pricing, underwriting strategy, credit policy, verification strategy, loss-forecasting, model development, model governance and new risk product development.    

Brad joined Prosper in 2012 and was instrumental to the development of Prosper’s rating systems, automated strategies and cutting edge monitoring systems. He has held roles with an increasingly broad set of responsibilities during his tenure with Prosper and he brings more than 10 years of experience in risk management and applied analysis.   

Prior to joining Prosper, Brad was a Credit Risk consultant with Moody’s Analytics where he worked with large global and U.S. clients focusing on Economic Capital, Basel Compliance and PD, LGD and EAD model development.  He began his risk career designing the automated underwriting and pricing strategies at First Equity Card; a small-business credit card specialty finance start-up.  

Brad obtained his B.S in Economics from the Wharton Undergraduate School where he completed a self-directed course of study, obtaining minors in Finance, Statistics, Mathematics, Econometrics and Operations Research. 

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Sachin Adarkar

General Counsel and Chief Compliance Officer

As General Counsel of Prosper, Sachin oversees all of Prosper’s legal and regulatory affairs.

Prior to joining Prosper, Sachin served as Vice President and Deputy General Counsel of GreenPoint Mortgage Funding, which was then the mortgage lending arm of Capital One Financial Corporation. Before that, he served as Vice President and General Counsel of Valley Media, a music and video distributor. Sachin also practiced for a number of years with the San Francisco law firm of Howard, Rice, Nemerovski, Canady, Falk & Rabkin.

Sachin earned his J.D. from UCLA, where he served as an Editor of the UCLA Law Review.  He also holds an M.A. in English Literature from the University of California at Berkeley and a B.A., cum laude, in English Literature from Georgetown University.

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Parker Barrile

Chief Product Officer

As Chief Product Officer at Prosper Marketplace, Parker Barrile oversees the product and user experience teams and is responsible for managing the company’s expanding product suite for borrowers and investors across web and mobile platforms.

Prior to Prosper Marketplace, Parker was vice president of product management at LinkedIn where he led teams for several of the company’s core monetization products including Talent Solutions, Premium Subscriptions and the Payments Platform. During his five years at LinkedIn, Parker was instrumental in building consumer and enterprise products that today generate more than $1 billion in annual revenue. Prior to LinkedIn, Parker founded and served as the CEO of Predictify, a community-based prediction platform where members could make and vote on predictions regarding current events. He has also held roles at Google and Bain & Company.

Parker holds a B.S. in Mathematics from Stanford University and an M.B.A. from the Stanford Graduate School of Business, where he was an Arjay Miller Scholar.

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Cheryl Law

Chief Marketing Officer

As Chief Marketing Officer of Prosper Marketplace, Cheryl oversees all branding, customer acquisition and corporate communications. Cheryl brings more than 20 years of management and marketing experience, and has worked extensively with both traditional and digital brands.

Prior to Prosper, Cheryl was CMO at UniversityNow, a social impact venture aiming to provide affordable and accessible quality higher education to people everywhere.  Prior to UniversityNow, Cheryl spent 13 years at travel site Hotwire, including eight years as CMO.  She was part of the small team that launched the Hotwire brand, and ultimately built it into a Top 5 online travel agency.  Before Hotwire, Cheryl was at Procter & Gamble, where she focused on consumer insights and segmentation for some of the company’s well-known brands such as Crest, Folgers, and Pantene.

Cheryl earned a B.A. in Economics from Vanderbilt University.

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Eric Thaller

Executive Vice President, Capital Markets

Eric Thaller is Executive Vice President of Capital Markets at Prosper Marketplace. In this role, he is responsible for growing Prosper’s funding base and overseeing the experience for all Prosper’s investors. He is also responsible for developing new offerings that aim to increase access and distribution of Prosper loan products.

Eric brings more than 15 years experience in the investment management business to Prosper. Prior to joining Prosper, he was Director of Risk Management at Adelante Capital Management. Previously, he was Managing Director and Portfolio Manager at Charles Schwab Investment Management where he was responsible for the firm’s first proprietary international equity fund and served on the Investment Policy Committee. Eric was also a Partner at Standard Pacific Capital where he managed a quantitatively driven hedge fund.

Eric has an M.B.A. in Finance and Statistics from The Wharton School at the University of Pennsylvania and a B.A in Economics, Magna Cum Laude, from University of California, San Diego.  He also completed The General Course at the London School of Economics.

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Kunal Kaul

Executive Vice President, Operations

Kunal Kaul is Executive Vice President of Operations at Prosper Marketplace. In this role, he is responsible for developing all aspects of operations, including verification, collections, business operations and customer service. 

Prior to joining Prosper Marketplace, Kunal spent more than 13 years at Capital One. Kunal has more than 7 years experience in personal unsecured loans across the entire value chain, including acquisition of new customers, credit policy, underwriting, pricing, valuations and loss mitigation (collections, recoveries, fraud). In his most recent role at Capital One as Leader of Home Loans Originations Operations Excellence, Kunal led the company’s efforts to deliver best-in-industry Customer Experience, while doubling associate productivity and significantly improving quality. 

Kunal has a MBA from the Indian Institute of Management (Bangalore, India) and a degree in Chemical Engineering from Bombay University. He lives in the San Francisco Bay Area with his wife and daughter.

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