Our Leadership

Decades of experience in P&C insurance and technology. Customer-driven. Guidewire’s leadership team has the background you need to move your business forward.

Executive Team

Mike has overall responsibility for global strategy, organization, culture, and operations at Guidewire. He is passionate about building great teams and innovative products and platforms that deliver value for customers, partners, and shareholders. Prior to Guidewire, Mike led product management and go-to-market strategy for core CRM products at Salesforce and served in the US Navy as a submarine officer. Mike’s unique leadership and cloud experience give him the capability to accelerate Guidewire’s role in the P&C industry.

“When faced with any trade-off or decision, we make that decision based on what’s best for our customers. Thinking that way at every level of the company creates the customer-first culture that serves Guidewire and our stakeholders most effectively.”  —Mike Rosenbaum

Mike has overall responsibility for global strategy, organization, culture, and operations at Guidewire. He is passionate about building great teams and innovative products and platforms that deliver value for customers, partners, and shareholders. Prior to Guidewire, Mike led product management and go-to-market strategy for core CRM products at Salesforce and served in the US Navy as a submarine officer. Mike’s unique leadership and cloud experience give him the capability to accelerate Guidewire’s role in the P&C industry.

“When faced with any trade-off or decision, we make that decision based on what’s best for our customers. Thinking that way at every level of the company creates the customer-first culture that serves Guidewire and our stakeholders most effectively.”  —Mike Rosenbaum

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As the head of Guidewire's worldwide operations, Priscilla oversees product development, security, cloud operations, customer success, alliances, corporate development, venture investments, and enterprise business operations. Priscilla joined Guidewire in 2005, with an extensive background in enterprise software both at startups and public companies. Previously, she served in several leadership positions, including operations, alliances, channel, business development, and product marketing, at Ariba, Sun Microsystems, Uniface/Compuware, Pyramid/Siemens Nixdorf, and Oracle. Priscilla sits on the board of Vonage Holdings and is a board advisor to Human API and Ethos Life.

“At Guidewire, we are dedicated to customer success. Transforming business and IT is a huge undertaking for any insurer, and Guidewire not only delivers the platform but serves as a strategic partner to our customers.” —Priscilla Hung

As the head of Guidewire's worldwide operations, Priscilla oversees product development, security, cloud operations, customer success, alliances, corporate development, venture investments, and enterprise business operations. Priscilla joined Guidewire in 2005, with an extensive background in enterprise software both at startups and public companies. Previously, she served in several leadership positions, including operations, alliances, channel, business development, and product marketing, at Ariba, Sun Microsystems, Uniface/Compuware, Pyramid/Siemens Nixdorf, and Oracle. Priscilla sits on the board of Vonage Holdings and is a board advisor to Human API and Ethos Life.

“At Guidewire, we are dedicated to customer success. Transforming business and IT is a huge undertaking for any insurer, and Guidewire not only delivers the platform but serves as a strategic partner to our customers.” —Priscilla Hung

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As Chief Financial Officer, Jeff is responsible for Guidewire’s financial operations, which includes FP&A, accounting, investor relations, facilities, and procurement. He contributes to strategic planning and helps assess risks and opportunities. Previously, Jeff oversaw company financials as the Vice President of Finance at Guidewire. Prior to that, he was the Chief Financial Officer at GoodData and Vice President of Finance at Rally Software. Jeff began his career as an investment banker focused on the software industry.

“Finance has an exciting role to play in ensuring that we invest appropriately in our consequential transition to a cloud platform. We know that these investments will form the basis of Guidewire’s market leadership, and customer success, for years to come.” —Jeff Cooper

As Chief Financial Officer, Jeff is responsible for Guidewire’s financial operations, which includes FP&A, accounting, investor relations, facilities, and procurement. He contributes to strategic planning and helps assess risks and opportunities. Previously, Jeff oversaw company financials as the Vice President of Finance at Guidewire. Prior to that, he was the Chief Financial Officer at GoodData and Vice President of Finance at Rally Software. Jeff began his career as an investment banker focused on the software industry.

“Finance has an exciting role to play in ensuring that we invest appropriately in our consequential transition to a cloud platform. We know that these investments will form the basis of Guidewire’s market leadership, and customer success, for years to come.” —Jeff Cooper

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Frank is responsible for Guidewire’s organizations for global sales, sales operations, customer relationship management, and partner alliances. With more than 20 years of industry experience, he has led world-class sales teams with a focus on customer transformation to meet the challenges of the digital age. Previously, Frank was Group Vice President, North America, at Oracle, where he played a crucial role in the company’s transformation to the cloud. 

Guidewire is committed to helping our customers achieve their vision by delivering the industry platform that P&C insurers require to transform their business.” —Frank O’Dowd

Frank is responsible for Guidewire’s organizations for global sales, sales operations, customer relationship management, and partner alliances. With more than 20 years of industry experience, he has led world-class sales teams with a focus on customer transformation to meet the challenges of the digital age. Previously, Frank was Group Vice President, North America, at Oracle, where he played a crucial role in the company’s transformation to the cloud. 

Guidewire is committed to helping our customers achieve their vision by delivering the industry platform that P&C insurers require to transform their business.” —Frank O’Dowd

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Diego has held numerous executive positions overseeing technology and product development in the San Francisco Bay Area, India, and Europe. In his role at Guidewire, he drives design and strategy to implement engineering goals that address the needs of P&C insurers, such as the requirement to rapidly bring new and differentiating insurance products to market. Prior to Guidewire, Diego served as Vice President of Software Development and Vice President of Product and Engineering at SAP Labs. He began his enterprise software career at Baan in the Netherlands. 

“In every customer interaction, we are committed. On day one, Guidewire set out to serve the P&C industry, and years later, the development mindset is always to extend platform capabilities to make more possible.”  —Diego Devalle

Diego has held numerous executive positions overseeing technology and product development in the San Francisco Bay Area, India, and Europe. In his role at Guidewire, he drives design and strategy to implement engineering goals that address the needs of P&C insurers, such as the requirement to rapidly bring new and differentiating insurance products to market. Prior to Guidewire, Diego served as Vice President of Software Development and Vice President of Product and Engineering at SAP Labs. He began his enterprise software career at Baan in the Netherlands. 

“In every customer interaction, we are committed. On day one, Guidewire set out to serve the P&C industry, and years later, the development mindset is always to extend platform capabilities to make more possible.”  —Diego Devalle

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Brian leads Guidewire’s global marketing efforts, including demand generation, branding, product marketing, and communications. Brian joined Guidewire in 2006, and during his tenure the company has been recognized as an industry-leading brand serving customers in more than 30 countries. He previously was Vice President of Marketing for PeopleSoft’s supply chain division and held marketing leadership and product marketing roles at Ketera, Ariba, and Tradex. Brian serves on the board of directors of Betterview, an insurtech that provides a geospatial predictive analytics platform for P&C insurance.

“After 14 years at Guidewire, I have a deep appreciation for the role P&C insurance plays in our society. This motivates me to do my part to ensure we keep improving every day to better serve our customers.”  —Brian Desmond

Brian leads Guidewire’s global marketing efforts, including demand generation, branding, product marketing, and communications. Brian joined Guidewire in 2006, and during his tenure the company has been recognized as an industry-leading brand serving customers in more than 30 countries. He previously was Vice President of Marketing for PeopleSoft’s supply chain division and held marketing leadership and product marketing roles at Ketera, Ariba, and Tradex. Brian serves on the board of directors of Betterview, an insurtech that provides a geospatial predictive analytics platform for P&C insurance.

“After 14 years at Guidewire, I have a deep appreciation for the role P&C insurance plays in our society. This motivates me to do my part to ensure we keep improving every day to better serve our customers.”  —Brian Desmond

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As the head of Guidewire’s professional services—including consulting, education, and support—Mike helps ensure customer success in implementing Guidewire. Mike has 25 years of experience in building enterprise services organizations. Previously, he was Senior Vice President for Americas Services for JDA, where he led that organization through several transformations. Mike also held management positions at Manugistics, QAD, Accenture, Grant Thornton, and TDS.

“Guidewire’s customer-first culture means more than simply providing great services. It means that we are accountable, along with our customer, for the ultimate success of a project.” —Mike Polelle

As the head of Guidewire’s professional services—including consulting, education, and support—Mike helps ensure customer success in implementing Guidewire. Mike has 25 years of experience in building enterprise services organizations. Previously, he was Senior Vice President for Americas Services for JDA, where he led that organization through several transformations. Mike also held management positions at Manugistics, QAD, Accenture, Grant Thornton, and TDS.

“Guidewire’s customer-first culture means more than simply providing great services. It means that we are accountable, along with our customer, for the ultimate success of a project.” —Mike Polelle

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Winston is responsible for Guidewire’s worldwide administrative functions, including human resources, business technology, recruiting, legal, and corporate services. He also manages Guidewire’s corporate and compliance matters, as the company’s General Counsel and Secretary. Prior to Guidewire, Winston served as EVP, General Counsel, and Secretary at Infogroup and also worked at WilmerHale, an international law firm. Winston served as a clerk to Judge Bruce Selya on the US First Circuit Court of Appeals.

“Our understanding of the vital role that insurers play in our world and economy drives each of us to constantly innovate and provide the best products and services possible to our customers.” —Winston King

Winston is responsible for Guidewire’s worldwide administrative functions, including human resources, business technology, recruiting, legal, and corporate services. He also manages Guidewire’s corporate and compliance matters, as the company’s General Counsel and Secretary. Prior to Guidewire, Winston served as EVP, General Counsel, and Secretary at Infogroup and also worked at WilmerHale, an international law firm. Winston served as a clerk to Judge Bruce Selya on the US First Circuit Court of Appeals.

“Our understanding of the vital role that insurers play in our world and economy drives each of us to constantly innovate and provide the best products and services possible to our customers.” —Winston King

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As Guidewire’s Senior Vice President of Customer Success, Christina helps customers to realize optimal value through their journey with Guidewire. Previously, Christina led cloud sales strategy globally at Guidewire, leveraging her commercial and operational cloud experience. She brings deep consulting knowledge to Guidewire programs as well as SaaS proficiency from her 15 years at Capgemini. Christina also spent four years on the executive leadership team of Virtustream, the mission-critical cloud company of Dell Technologies.

“We partner with our customers on every step of their journey, empowering them to achieve their business objectives for today and over the long term.” —Christina Colby

As Guidewire’s Senior Vice President of Customer Success, Christina helps customers to realize optimal value through their journey with Guidewire. Previously, Christina led cloud sales strategy globally at Guidewire, leveraging her commercial and operational cloud experience. She brings deep consulting knowledge to Guidewire programs as well as SaaS proficiency from her 15 years at Capgemini. Christina also spent four years on the executive leadership team of Virtustream, the mission-critical cloud company of Dell Technologies.

“We partner with our customers on every step of their journey, empowering them to achieve their business objectives for today and over the long term.” —Christina Colby

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Sinéad leads the worldwide people strategy at Guidewire and has global responsibility for attracting, hiring, and retaining the best talent in the industry. With her years of experience in management consulting, organizational transformation, and agile, she is passionate about building an employee ecosystem where people work with purpose and make a profound impact on the organization. Sinéad currently also serves as a startup advisor at Grindstone. Prior to Guidewire, she was Vice President of Enterprise Agility at CA Technologies.

“Being customer-first means taking the time to understand what value looks like to our customers. We ask questions, we are curious, we learn, we collaborate. We solve together—one team, one outcome.”  —Sinéad Condon

Sinéad leads the worldwide people strategy at Guidewire and has global responsibility for attracting, hiring, and retaining the best talent in the industry. With her years of experience in management consulting, organizational transformation, and agile, she is passionate about building an employee ecosystem where people work with purpose and make a profound impact on the organization. Sinéad currently also serves as a startup advisor at Grindstone. Prior to Guidewire, she was Vice President of Enterprise Agility at CA Technologies.

“Being customer-first means taking the time to understand what value looks like to our customers. We ask questions, we are curious, we learn, we collaborate. We solve together—one team, one outcome.”  —Sinéad Condon

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In his role as Chief Innovation Officer, Paul supports senior executives of insurance organizations to refine their innovation strategies to achieve their growth objectives. He also leads the Analytics and Data Services go-to-market team, where his expertise helps Guidewire’s customers leverage analytics to deliver greater value to their policyholders. Prior to Guidewire, Paul served as Global CEO of Analytics at Aon and as a Partner at McKinsey & Company.

“I am excited about the investments in analytics that we are making on behalf of our customers. We have solutions that better enable our customers to serve their own clients with innovative risk management products for the 21st century.” —Paul Mang

In his role as Chief Innovation Officer, Paul supports senior executives of insurance organizations to refine their innovation strategies to achieve their growth objectives. He also leads the Analytics and Data Services go-to-market team, where his expertise helps Guidewire’s customers leverage analytics to deliver greater value to their policyholders. Prior to Guidewire, Paul served as Global CEO of Analytics at Aon and as a Partner at McKinsey & Company.

“I am excited about the investments in analytics that we are making on behalf of our customers. We have solutions that better enable our customers to serve their own clients with innovative risk management products for the 21st century.” —Paul Mang

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Board of Directors

Mike has overall responsibility for global strategy, organization, culture, and operations at Guidewire. He is passionate about building great teams and innovative products and platforms that deliver value for customers, partners, and shareholders. Prior to Guidewire, Mike led product management and go-to-market strategy for core CRM products at Salesforce and served in the US Navy as a submarine officer. Mike’s unique leadership and cloud experience give him the capability to accelerate Guidewire’s role in the P&C industry.

“When faced with any trade-off or decision, we make that decision based on what’s best for our customers. Thinking that way at every level of the company creates the customer-first culture that serves Guidewire and our stakeholders most effectively.”  —Mike Rosenbaum

Mike has overall responsibility for global strategy, organization, culture, and operations at Guidewire. He is passionate about building great teams and innovative products and platforms that deliver value for customers, partners, and shareholders. Prior to Guidewire, Mike led product management and go-to-market strategy for core CRM products at Salesforce and served in the US Navy as a submarine officer. Mike’s unique leadership and cloud experience give him the capability to accelerate Guidewire’s role in the P&C industry.

“When faced with any trade-off or decision, we make that decision based on what’s best for our customers. Thinking that way at every level of the company creates the customer-first culture that serves Guidewire and our stakeholders most effectively.”  —Mike Rosenbaum

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Marcus has served as Guidewire’s Chairman of the Board of Directors since August 2019, contributing to the company’s strategy and furthering key customer and industry relationships. Since cofounding Guidewire in 2001, he has held many roles, including leading the product, marketing, sales, and services teams. Most recently, Marcus served as CEO from 2010 to 2019, leading Guidewire through its IPO in 2012. During his tenure as CEO, Guidewire became the market-leading provider of mission-critical applications to P&C insurers. Before cofounding Guidewire, he was Vice President of Strategy at Ariba and an Engagement Manager at McKinsey & Company.

Marcus has served as Guidewire’s Chairman of the Board of Directors since August 2019, contributing to the company’s strategy and furthering key customer and industry relationships. Since cofounding Guidewire in 2001, he has held many roles, including leading the product, marketing, sales, and services teams. Most recently, Marcus served as CEO from 2010 to 2019, leading Guidewire through its IPO in 2012. During his tenure as CEO, Guidewire became the market-leading provider of mission-critical applications to P&C insurers. Before cofounding Guidewire, he was Vice President of Strategy at Ariba and an Engagement Manager at McKinsey & Company.

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Paul has served on Guidewire’s board of directors since 2014 and as Lead Independent Director since August 2019. Paul is also the Executive Director of both American Health Holding and First Health Network, which are leading health insurance–related companies and subsidiaries of Aetna, positions he has held since 2008 and 2017, respectively. Prior to joining Aetna, Paul was a Managing Director at KPMG Consulting/BearingPoint, where his focus was on financial services, primarily insurance. He was formerly a Senior Vice President at Prudential, an executive at Alexander & Alexander, a Principal at Mercer Management Consulting, and an auditor at PricewaterhouseCoopers.

Paul has served on Guidewire’s board of directors since 2014 and as Lead Independent Director since August 2019. Paul is also the Executive Director of both American Health Holding and First Health Network, which are leading health insurance–related companies and subsidiaries of Aetna, positions he has held since 2008 and 2017, respectively. Prior to joining Aetna, Paul was a Managing Director at KPMG Consulting/BearingPoint, where his focus was on financial services, primarily insurance. He was formerly a Senior Vice President at Prudential, an executive at Alexander & Alexander, a Principal at Mercer Management Consulting, and an auditor at PricewaterhouseCoopers.

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Andy has served on Guidewire’s board of directors since 2013. He is currently the CEO of Sand Hill East, which provides strategic management, investment, and marketing services to emerging companies. Andy is also a member of the boards of directors of Zscaler, LMRKTS, Moogsoft, SiteHands, and Pure Storage. In addition, he is the CEO and co-owner of Biz Tectonics, a privately held consulting company. From September 2010 to October 2013, Andy served as Group Chief Technology Officer of UBS. Prior to that, he held various executive roles at leading banking companies, including Bank of America, Merrill Lynch, and Credit Suisse.

Andy has served on Guidewire’s board of directors since 2013. He is currently the CEO of Sand Hill East, which provides strategic management, investment, and marketing services to emerging companies. Andy is also a member of the boards of directors of Zscaler, LMRKTS, Moogsoft, SiteHands, and Pure Storage. In addition, he is the CEO and co-owner of Biz Tectonics, a privately held consulting company. From September 2010 to October 2013, Andy served as Group Chief Technology Officer of UBS. Prior to that, he held various executive roles at leading banking companies, including Bank of America, Merrill Lynch, and Credit Suisse.

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Margie has served on Guidewire’s board of directors since 2019. From December 1993 to September 2017, she held various executive positions at Liberty Mutual Insurance Company, including Senior Vice President and Chief Financial Officer, Personal Insurance, and Executive Vice President and Chief Customer Officer, US Consumer Markets.

Margie has served on Guidewire’s board of directors since 2019. From December 1993 to September 2017, she held various executive positions at Liberty Mutual Insurance Company, including Senior Vice President and Chief Financial Officer, Personal Insurance, and Executive Vice President and Chief Customer Officer, US Consumer Markets.

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Mike has served on Guidewire’s board of directors since 2019. He is currently a consultant for MCK Consultants, an organization that he owns and is the principal of, which focuses on technology solutions for the insurance and financial services industries. Since April 2019, he has served as chairman of the company’s customer Strategic Advisory Councils. From June 2001 to June 2018, Mike was the Executive Vice President and Chief Information Officer at Nationwide Insurance and Financial Services. From January 1998 to May 2001, he served as Chief Technology Officer at JPMorgan Chase & Co. (formerly Bank One).

Mike has served on Guidewire’s board of directors since 2019. He is currently a consultant for MCK Consultants, an organization that he owns and is the principal of, which focuses on technology solutions for the insurance and financial services industries. Since April 2019, he has served as chairman of the company’s customer Strategic Advisory Councils. From June 2001 to June 2018, Mike was the Executive Vice President and Chief Information Officer at Nationwide Insurance and Financial Services. From January 1998 to May 2001, he served as Chief Technology Officer at JPMorgan Chase & Co. (formerly Bank One).

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Cathy has served on Guidewire’s board of directors since 2019. She is also a member of the boards of directors of Cirrus Logic Inc., IPG Photonics, and Lam Research. From 2013 to 2016, Cathy was a member of the board of directors of Fairchild Semiconductor International, and from 1989 to 2002 and 2004 to 2016 she was a member of the board of directors of SanDisk. From June 1992 to December 2018, Cathy was an angel investor and financial consultant to early-stage technology companies via her company Lego Ventures, where she served as the principal. Cathy previously practiced as a CPA with Coopers & Lybrand (now PricewaterhouseCoopers).

Cathy has served on Guidewire’s board of directors since 2019. She is also a member of the boards of directors of Cirrus Logic Inc., IPG Photonics, and Lam Research. From 2013 to 2016, Cathy was a member of the board of directors of Fairchild Semiconductor International, and from 1989 to 2002 and 2004 to 2016 she was a member of the board of directors of SanDisk. From June 1992 to December 2018, Cathy was an angel investor and financial consultant to early-stage technology companies via her company Lego Ventures, where she served as the principal. Cathy previously practiced as a CPA with Coopers & Lybrand (now PricewaterhouseCoopers).

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