Corporate Officers

Christine A. Leahy is chair, president and chief executive officer of CDW. Leahy is responsible for the strategic direction and performance of the company as well as leading the senior management team.

Leahy has held numerous roles at CDW, most recently serving as chief revenue officer, where she was responsible for all customer-facing units of the company including its corporate, public, small business, international and integrated technology solutions organizations. Prior to that role, Leahy was senior vice president, international, where she led the development of the company’s international strategy, including the acquisition of Kelway, now CDW UK, and was responsible for the performance of its international business. Leahy also was our chief legal officer/general counsel and corporate secretary. Prior to joining CDW in 2002 as the company’s first general counsel, Leahy was a corporate partner in the Chicago office of Sidley Austin, an international business law firm.

Leahy earned a bachelor’s degree from Brown University and a J.D. from Boston College Law School. She completed the CEO Perspectives Program at Kellogg School of Management, Northwestern University, as well as the Women’s Director Development Program at Kellogg. She also currently serves on the board of directors for Target Corporation, Northwestern Memorial Hospital and Junior Achievement of Chicago. She is a director of the Economic Club of Chicago and a member of both The Chicago Network and The Business Council. Leahy is a Past Chair and current member of the Board of Trustees of Children’s Home and Aid. In addition, Leahy is a founder and a sponsor of CDW’s Women’s Opportunity Network, a business resource group that actively and strategically supports women’s advancement at CDW.

Jill Billhorn is senior vice president of commercial sales for CDW. She is responsible for all aspects of the sales force across the small business and corporate landscape in the US, including sales force strategy, structure, goals, operations, revenue generation, and training and development.

Prior to assuming her current role in January 2019, Billhorn served as vice president, strategic solutions sales for CDW, where she was responsible for developing and enabling the go-to-market strategy for solutions and services across both the corporate and public businesses. Previously, Billhorn served as vice president of the East region and as vice president of the small business segment. Prior to joining CDW in 2010, she was the managing director for business development at Holden International, a leading sales training and development company. Before that, she spent 18 years managing and developing successful sales organizations for telecommunications firms AT&T, Ameritech and MCI. As sales center vice president with AT&T, she was responsible for significantly growing a $200 million revenue base consisting of telecommunications products and services provided to many of the top 50 customers headquartered in Chicago.

Billhorn earned a bachelor’s degree in English from the University of Illinois at Urbana-Champaign. She is passionate and active in supporting the advancement of women in the technology industry through groups such as CDW’s Women’s Opportunity Network and currently co-chairs the CDW Black Excellence Unlimited business resource group. She also serves on the board of directors for Comp-U-Dopt, the Chicago Urban League and the American Heart Association. 

Sona Chawla is chief growth and innovation officer for CDW. Chawla leads the growth and innovation team which includes CDW’s product and partner management, strategy and marketing, operations and IT and eCommerce organizations who collectively are responsible for determining the portfolio of products and solutions that CDW sells, delivers, and manages for our customers, enabling the company’s customer-facing teams to better serve customers and shape the customer experience.

Chawla joined CDW in 2020 having previously worked at Kohl’s where she most recently served as president, and prior to that, chief operating officer. Prior to Kohl’s, Chawla was with Walgreens for over seven years, where she served in a variety of senior leadership roles including president, digital and chief marketing officer. Prior to joining Walgreens, Chawla was vice president of global online business at Dell, Inc. Before Dell, she worked at Wells Fargo’s Internet Services Group, where she held several roles including executive vice president of online sales, service and marketing. Chawla also worked at Andersen Consulting and Mitchell Madison Group.

Chawla earned a bachelor’s degree in mathematics and computer science from Wellesley College and a master’s degree in management from the Massachusetts Institute of Technology Sloan School of Management. She serves on the board of directors for CarMax. 

Mark Chong is senior vice president and integration lead for the Integration Management Office at CDW. Chong is responsible for directing the Sirius Computer Solutions integration efforts and executing a seamless transition of its 2,600 coworkers into the organization to strengthen and scale CDW's ability to implement complete customer-centric solutions.

Before assuming his current role, Chong served as senior vice president of strategy and marketing for CDW, leading the corporate strategy, mergers and acquisitions, enterprise data science and analytics, and all marketing functions, including marketing analytics and insights, brand, advertising and sponsorships, campaign planning, and execution, and corporate communications. Over the last five years, Chong has played an instrumental role in CDW's eight recent strategic acquisitions including Sirius.

Prior to joining CDW in 2016, Chong was a partner at Bain & Company, a global management consulting firm. While there, he helped business-to-business companies develop or enhance their go-to-market strategies through his expertise in Bain's customer strategy and marketing, digital, and industrial goods and services practices. Chong also assisted clients in addressing issues such as corporate and business unit strategy, customer strategy, sales force effectiveness, and post-merger integration and operations. Before Bain, he held executive positions at Honeywell International, where he served as vice president of strategy and marketing for the aerospace business.

Chong earned a bachelor's degree in physics from the University of Chicago and a master's degree in business administration from the Wharton School at the University of Pennsylvania. He serves on the board of directors for Make-A-Wish Illinois.

Elizabeth Connelly is senior vice president of healthcare for CDW. She is responsible for managing all aspects of CDW’s healthcare sector, including healthcare sales, leadership and business development.

Before assuming her current role in 2022, Connelly was chief human resources officer and senior vice president of coworker services, where she was responsible for the company’s coworker services strategy and all aspects of its human capital plan, including talent acquisition and employment branding, organizational and leadership development, sales training, compensation, benefits, diversity and inclusion, performance management and succession planning.

Prior to joining CDW in 2018, Connelly served as the head of the Healthcare, Higher Ed. and Not-for-Profit Commercial Banking business unit at J.P. Morgan Chase, a leading global financial services firm, where she led business groups that were national in scope and provided treasury, credit and specialized industry solutions to more than 3,000 clients. Previously, she served as the firm’s Midwest Region Head for the Private Wealth Management business unit, where she delivered investment, banking and trust services to high-net-worth individuals, families and foundations. Prior to joining J.P. Morgan Chase, Connelly held a series of roles with increasing responsibility at Bank One.

Connelly earned a bachelor’s degree in foreign service from Georgetown University and a master’s degree in business administration from Northwestern University’s Kellogg School of Management. She serves as a director of the Catholic Extension and the Polk Bros. Foundation and serves on the Board of Directors of Wintrust Financial. She is also a trustee for the Shedd Aquarium. Additionally, Connelly is a member of the Georgetown University Board of Regents, the Economic Club of Chicago and the Executives Club of Chicago.

Christina M. Corley is chief commercial and operating officer for CDW. Corley is responsible for all customer-facing units of CDW, including its corporate, public, small business, integrated technology solutions, services, sales operations, and sales residency organizations.  Corley is also responsible for CDW’s international business units.

Since joining CDW in 2011, Corley has held various roles of increasing responsibility. Most recently, Corley served as chief operating officer and prior to that, was senior vice president of commercial and international markets for CDW, where she was responsible for all aspects of the corporate sales force and for CDW’s international growth platform, including CDW Canada and CDW UK, CDW’s U.K.-based technology solutions provider with locations in Europe, the Middle East, Africa and Asia.

Prior to joining the company, Corley was president and chief operating officer of Zones, where she also served as executive vice president of operations and as president of Corporate PC Source (CPCS), a wholly owned subsidiary. Prior to its acquisition by Zones in 2003, Corley was the chief executive officer of CPCS and with her partners grew it to a $100 million company. Corley began her career in sales and marketing holding various positions at IBM, Dataflex, a value-added reseller, and VisionTek, a PC hardware company.

Corley earned a bachelor’s degree in finance from the University of Illinois at Urbana-Champaign and a master’s degree in business administration concentrating on management and strategy from the Kellogg School of Management at Northwestern University. She serves on the board of directors for the Boys and Girls Club of Chicago, Skills for Chicagoland’s Future and The Chicago Network.

Michael Drory is senior vice president, strategy and corporate development for CDW. He is responsible for corporate strategy, corporate development, insights and competitive intelligence, innovation pipeline management, and business transformation and internal consulting.

Drory brings over 10 years’ experience in designing and implementing go-to-market strategies and initiatives, specifically solution driven sales and post-merger integration synchronization. Prior to joining CDW in 2022, Drory served as vice president, consumer sales operations & strategy at ADT Security Services, leading a variety of go-to-market initiatives for ADT’s B2C line of business. Before that Drory was associate partner for McKinsey & Company, after serving as engagement manager, and launching his career there in 2012 as an associate. During his time at McKinsey & Company, he focused on the enterprise B2B technology vertical and the sales & marketing practice.

Drory earned a bachelor’s and master’s degree in finance from the University of Florida, and a J.D. from the University of Pennsylvania.

Andrew J. Eccles is senior vice president of integrated technology solutions responsible for CDW’s technology solutions teams focusing on cloud, cybersecurity, data center, digital workspace, networking, software and CDW Amplified™ Services.

Prior to moving to the United States with CDW in 2018, Eccles was chief technology officer and vice president for CDW’s international business in the United Kingdom, where he defined a new research and design model to support the creation and sale of IT services, and he devised a suite of cloud services products that now deliver production IT platforms for a wide range of businesses, including several iconic brands. Eccles began his career in technology holding various positions with systems integrators including ICL, Fujitsu and Serco. Before assuming his current role in July 2020, Eccles served as general manager and chief technology officer of services for CDW where he was responsible for advancing CDW’s U.S. integrated services strategy and leading the solutions and services strategy for CDW’s United Kingdom and international markets.

Eccles is accredited with many technology providers, including Cisco, EMC, Microsoft, NetApp, VMware, Citrix and Amazon Web Services, with certifications ranging from development and design to architecture and engineering.

Bob Kirby is senior vice president of public sales for CDW. Kirby is responsible for managing all aspects of CDW’s public sector sales forces, including sales force strategy, structure, goals, operations, revenue generation, and training and development.

Kirby joined the company in 1998 as director of marketing, a role he held until 2002, when he transitioned to the sales department as director of corporate sales for CDW. In 2005, Kirby was promoted to senior director of corporate sales, a role he held until assuming the role of senior director of K-12 education sales in 2006. Kirby was then promoted to vice president of K-12 sales, and in 2011, he became vice president of Federal and state and local sales. He was promoted to his current position in July 2018. Before joining CDW, Kirby worked at IBM, where he held various marketing and sales positions of increasing responsibility between 1989 and 1998.

Kirby earned a bachelor’s degree in electrical engineering from Northwestern University’s School of Engineering and a master’s degree in business administration concentrating on marketing and international business from Northwestern University’s Kellogg Graduate School of Management.

Rick Kulevich is senior vice president, general counsel and corporate secretary for CDW. Kulevich is responsible for the legal, corporate governance, enterprise risk management, ethics and compliance functions.

Kulevich joined CDW in 2006 and served as vice president and deputy general counsel prior to assuming his current role. Before joining CDW, Kulevich served as associate general counsel and deputy chief compliance officer for Aon Corp., a global professional services firm. Prior to Aon, Kulevich was with Sears, Roebuck and Co., a national retail chain, in a series of senior legal positions.

Kulevich earned a bachelor’s degree from West Liberty University and a J.D. from The John Marshall Law School.

Peter Locy is vice president, controller and chief accounting officer for CDW. He is responsible for leading a team of professionals across the accounting processes, partner finance, financial systems, consolidations, SEC financial reporting, management financial reporting, and technical accounting. 

Prior to joining CDW in 2022, Locy served as senior vice president, corporate controller at Kemper Insurance where he led a team of professionals across accounting, consolidations, and SEC reporting.  Earlier in his career, Locy served in progressively senior roles across KPMG, CNA Financial Corporation and Allianz Global Risks US Insurance company. He is a seasoned finance leader known for his focus on talent, coaching and development skills, forward-thinking approach, and process improvement orientation.

Locy earned a master of accountancy and bachelor of business administration in accountancy from the University of Wisconsin – Madison. He is a chartered financial analyst (CFA) and certified public accountant (inactive).

Albert J. Miralles is senior vice president and chief financial officer for CDW. Miralles is responsible for financial planning and analysis, accounting, treasury, tax, investor relations, risk management, internal audit and real estate.

Miralles joined CDW in 2021 and brings 30 years of financial and operating experience. Prior to joining the company, Miralles most recently served as executive vice president and chief financial officer at CNA Financial Corporation. He also held the positions of president of CNA Warranty and previously served as executive vice president and chief risk officer of the CNA Insurance Companies; president, long term care of the CNA Insurance Companies; and senior vice president and treasurer of the CNA Insurance Companies. Prior to joining CNA Financial in 2011, Miralles was chief financial officer of nationwide investments at Nationwide Mutual Insurance Company, and executive vice president, finance and accounting – capital markets division for Countrywide Securities Corporation.   

Miralles earned a bachelor’s degree in finance from LaSalle University and holds a master’s degree in business administration with an emphasis in accounting from Temple University. He currently serves as a board member of Bernie’s Book Bank in Illinois. 

Aletha C. Noonan is senior vice president of product and partner management for CDW. Noonan is responsible for managing CDW’s relationship with its community of industry-leading technology partners. In addition, she directs the day-to-day operations of CDW’s procurement team, keeping a broad selection of technology readily available to customers.

Noonan joined CDW in 1994 as an account manager and was a member of CDW’s first outbound sales team. She quickly rose into sales management and advanced through a variety of leadership positions with increasing responsibility. In 2000, Noonan was promoted to director of corporate sales, where she was one of the regional leaders in the company’s first branch sales office in downtown Chicago. In 2004, Noonan became director of sales operations, where she was responsible for key company sales initiatives, including the hiring and talent development of all CDW sales managers for both CDW and CDW Government, a wholly owned subsidiary of CDW. In 2005, Noonan chose to stay home to care for her children. Prior to returning to CDW in November 2013 as vice president of higher education sales, Noonan served for three years as a national partner sales executive at Microsoft. Noonan served as the vice president of CDW’s central region from January 2017 until moving into her current role.

Noonan earned a bachelor’s degree in journalism from Ohio University. She is a YWCA Lifetime Board Emeritus member for the Metropolitan Chicago chapter and is an executive committee member for the Chicago Urban League. She is also a member of The Executives’ Club of Chicago. Additionally, Noonan serves on the board of directors for CDW’s Alliance for Business Leading Equality (ABLE) business resource group.

Steven O’Brien is vice president of investor relations for CDW. O’Brien is responsible for all aspects of the investor relations function, which includes developing and executing the investor relations strategy, providing financial and business decision support recommendations based on industry and stock market intelligence, and maintaining a strong relationship with CDW’s analyst and investor community.

O’Brien brings a deep knowledge of the technology industry and strong appreciation for the investor community. Prior to joining CDW in 2022, O’Brien served as vice president, investor relations for Arrow Electronics, a $34 billion electronic components and technology solutions distributor. Before that, he was vice president at Jefferies, a global investment banking firm, where he was responsible for working as a sell-side equity analyst covering the software industry. Previously, O’Brien climbed the ranks, serving in several advancing roles as a technology industry analyst at J.P. Morgan for over 15 years, where his teams received several top accolades from Institutional Investor for being the best-in-class on Wall Street. Earlier in his career, O’Brien was in investment banking within J.P. Morgan’s Technology, Media and Telecom group.

O’Brien earned a bachelor’s degree with a concentration in economics from Harvard College. 

Anand J. Rao is senior vice president, chief marketing and digital officer for CDW. He is responsible for bringing together CDW’s marketing capabilities and digital innovation to drive engagement with our customers, enhance seller enablement, and build stronger partner connections across the full IT lifecycle through traditional marketing and new digital channels.

Before joining CDW in 2022, Rao served as senior vice president of digital business at AutoNation, the largest automotive retailer in the US. Prior to AutoNation, Rao was an associate partner for McKinsey & Company and, before that, partner and global head of product partner for IBM Global Business Services. Earlier in his career, Rao was vice president of digital, marketing, and UX at Lincoln Financial Group, after serving as a director at PwC.

Rao earned a bachelor’s degree in mechanical engineering from the University of Pune in India. He holds a master’s degree in environmental engineering from the Illinois Institute of Technology and a master’s degree in business administration from the University of Chicago Booth School of Business. He formerly served on the board of directors for Vroom.

Sanjay Sood is senior vice president and chief technology officer for CDW. He is responsible for establishing the company’s future technology vision and strategic direction, while building and implementing platforms to support customers, coworkers and partners.  

Sood joined CDW in 2020 and brings over 15 years of experience in driving innovative change within complex technology environments. He previously worked at HERE Technologies for over five years, where he most recently served as vice president/general manager of highly automated driving (HAD) with full accountability for the strategy, execution and rollout for a new global product line of high definition maps to support self-driving vehicles, including both software and hardware development. Sood joined HERE Technologies as vice president of core map engineering in 2014 where he led a global engineering team powering a $1B+ location content business. Prior to working at HERE Technologies, Sood held senior positions at YP (formerly AT&T Interactive), leading product development for the consumer vertical which supported over 70M visitors per month across mobile and desktop. Earlier in his career, Sood worked on core algorithms for contextual search applications at Northwestern University's Intelligent Information Laboratory, out of which numerous technology startups were launched.  Sood holds over a dozen patents for his work in machine learning, information retrieval and digital mapping. 

Sood earned both a bachelor’s degree and a Ph.D. in computer science from Northwestern University. He currently serves as a board member for the Chicagoland Habitat for Humanity.

Robert J. Welyki is vice president, treasurer and assistant secretary for CDW. Welyki is responsible for overseeing all aspects of the company’s cash and debt management. Additionally, he oversees CDW’s treasury and tax functions, including accounts receivable and credit, risk management and payroll, as well as CDW’s benefit and stock option plan administration. 

Welyki began his CDW career as director of tax and treasury. Prior to joining CDW, he served as tax director, vice president and treasurer for CCC Information Services, a software company. Before CCC Information Services, Welyki was a tax manager at Price Waterhouse. 

Welyki, a certified public accountant (CPA), earned a bachelor’s degree in accounting from the University of Illinois. He is a member of the American Institute of Certified Public Accountants, the Illinois CPA Society and the Tax Executives Institute.

Carolyn Wiesenhahn is chief people officer and senior vice president, coworker services, for CDW. She is responsible for empowering CDW coworkers to reach their full potential and help CDW fulfill its purpose – to make technology work so people can do great things. She oversees the company’s coworker services strategy, and all aspects of its human capital plan, including talent acquisition and employment branding, organizational and leadership development, sales training, compensation, benefits, diversity, equity and inclusion, performance management and succession planning.

With more than 20 years of experience as an outcomes-oriented human resources executive and attorney, Wiesenhahn brings extensive experience partnering across functions to build and deliver people strategies that accelerate and enable business strategies. Wiesenhahn joined CDW in 2022 from CVS Health Corporation, where she served in a number of leadership roles of increasing responsibility. Most notably, Wiesenhahn served as senior vice president, human resources, leading HR for CVS Caremark. Prior to moving into HR, Carolyn was a practicing employment lawyer. She began her law career at Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, PC before moving to CVS.

Wiesenhahn earned a bachelor’s degree in psychology and English literature from Miami University and a J.D. from Boston University School of Law. She currently serves on the board of directors for The People’s Radio (Rhode Island Public Radio).