Executive Leadership Team

Jim Dolce


Jim Dolce is the CEO of Lookout. Jim has been the founder of four successful technology companies and has held senior executive positions at both Juniper and Akamai Technologies. He was most recently at Akamai as Vice President, Carrier Market Development and before Akamai was the founder and CEO of Verivue which was acquired by Akamai. Prior to Verivue, Jim served as Executive Vice President of Worldwide Field Operations for Juniper Networks, where he led the company's global sales, marketing and customer service efforts. During his tenure, the company grew from annual revenue of $547 million to $2.3 billion. Jim joined Juniper through the acquisition of Unisphere Networks, where he served as CEO. During this period, he guided the company’s rapid growth from initial product launch to over $200 million annual revenue. Jim currently serves on the boards of privately held Benu Networks in Billerica, MA, Juniper Networks and Infinera in Sunnyvale, CA, and is a Trustee of several nonprofit organizations. Jim holds a BS in Computer Engineering from University of Rhode Island.

John Hering

Co-Founder and Executive Chairman

John is Executive Chairman and Founder of Lookout, responsible for driving the company's long term vision and success together with Jim and the rest of the executive team. He is an entrepreneur with a vision of creating a more secure world in the post-PC era and has grown Lookout's footprint to tens of millions of users globally across consumer, enterprise, and government sectors. Top publications have recognized John as an industry leader and innovator. BusinessWeek named John a "Best Young Tech Entrepreneur," Fortune named him a "Smartest Person in Tech," the editors of MIT Tech Review dubbed John a "35 Under 35" entrepreneur and Fortune Magazine included John on its list of "40 Under 40" entrepreneurs. John is a frequent presenter at mobile and technology industry events including: RSA, Mobile World Congress, Black Hat Technical Security Conference, DEFCON, and Fortune Brainstorm. Additionally, John is an investor in dozens of technology startups focused on the areas of cybersecurity, artificial intelligence, enterprise software, and transportation technologies. John studied Public Policy, Planning, and Development at the University of Southern California.

Kevin Mahaffey

Co-Founder and CTO

Kevin is an entrepreneur and technologist with a background in mobile and web technology, security, and privacy. He is the CTO of Lookout, a company dedicated making the world a safer place as it becomes more connected, starting with smartphones and tablets. He co-founded Lookout in 2007 and is responsible for driving Lookout’s technology to protect people from current and future threats while keeping the product simple and easy to use. He started building software when he was 8 years old and it has been a love affair ever since. Kevin is a frequent speaker on security, privacy, mobile, and other topics.

Aaron Cockerill

Vice President of Products

Aaron joined Lookout with nearly 20 years of software product management experience. As the VP of Products, Aaron is responsible for the development of products that protect individuals and organizations alike from mobile attacks. Most recently, he served as VP of Mobile Technologies at Citrix, where he and his team were responsible for the development of Citrix’s mobile apps and container technology, while driving the acquisition of Zenprise. Prior to working on mobile technologies, Aaron drove the creation of Citrix’s desktop virtualization product, XenDesktop, which grew into more than $1 billion yearly revenue for Citrix during his five years of leadership. Before joining Citrix, Aaron worked for Akamai leading product management on their enterprise content delivery solution as well as working on the development and deployment of many of Akamai’s advanced content delivery networking technologies. Prior to that, Aaron led product management for OneSoft’s e-commerce system, and he held multiple positions at BHP Billiton in Australia. He holds a BE Materials (Honors) from Wollongong University, Australia.

Amit Gupta

Vice President of Engineering

Amit has led teams on the forefront of mobile innovation for more than 17 years. As VP of Engineering at Lookout, Amit is responsible for the development of Lookout's security platform and products, and rapidly scaling engineering and operations teams. Prior to Lookout, Amit was CTO and vice president of research and development at INQ Mobile, where he grew the startup team into a global company that developed a social software platform in partnership with Facebook and others, building five mobile devices on two operating systems that launched in 12 markets, all in under three years. Prior to INQ, Amit served as director of engineering at Qualcomm, where he worked on the BREW research team that pioneered mobile app development, the QChat wireless VoIP solution, and technologies such as uiOne that enabled rich data-driven user experiences. Amit graduated cum laude with a BS in Computer Engineering from University of Michigan, Ann Arbor.

Santosh Krishnan

Vice President of Platform Products

As VP of Platform Products at Lookout, Santosh is responsible for the ongoing development, advancement and productization of the Lookout Security Platform. Previously, he was the head of ventures at Akamai Technologies where he focused on strategic investments in early-stage companies. He also served as Senior Director of Product Management at Akamai for the licensed CDN portfolio. In 2006, Santosh co-founded Verivue, a CDN solutions company, and served as Vice President of Products, until the company was acquired by Akamai in 2012. Santosh started his career as a research scientist and product architect at Bell Labs (then part of Lucent Technologies), where among other projects, he was an architect of Lucent’s best-selling switching chipset. Santosh holds a PhD with distinction from Columbia University and a B. Tech. from Indian Institute of Technology (IIT), Bombay, both in Computer Science.

Margie Mader-Clark

Vice President of Human Resources

Margie brings more than 20 years of human resource experience in Silicon Valley, including more than a decade at the executive level. At Lookout, Margie is focused on growing and scaling the company from a people perspective. In the course of her career, Ms. Mader-Clark has held a range of positions at high-growth companies from startups to global organizations including Netscape, Hyperion, and Vontu. She is a best-selling author for Nolo Press and a sought-after speaker on organizational design and development topics. She is certified in facilitating numerous leadership programs including Situational Leadership and Great Leaders, Great Teams, Great Results. Margie holds a BA in English from the finest university in the State of California, the University of California, Berkeley.

Michael McBride

Senior Vice President, Worldwide Field Operations

Michael is an experienced technology executive with over 15 years of experience growing startups and large companies. As Senior Vice President, Worldwide Field Operations at Lookout, Michael is responsible for building and scaling the company's global sales organization, including both direct and channel sales. Prior to Lookout, he served as Vice President of Platform at DeNA and helped grow the North American platform from $0 to a $300M run-rate in 12 months. Previously, Michael ran worldwide sales at cloud-managed networking provider Meraki, helping to grow it from market entrance as a consumer hardware product to an enterprise business with over 10,000 networks in 143 countries. Before that, he held various leadership roles at enterprise mobile company Good Technology where he led national sales and client product management. Michael holds a BS in Mechanical Engineering from Stanford University and an MBA from the Stanford Graduate School of Business.

Deb Wolf

Chief Marketing Officer

Deb Wolf is CMO of Lookout, responsible for building awareness, communicating Lookout’s value and driving customer demand across all lines of business. She brings more than 25 years of marketing experience, most recently serving as Vice President of Corporate Marketing at Workday where she oversaw global corporate marketing, including brand, demand generation, go-to-market campaigns, events, and the corporate website. Having joined Workday prior to its launch in 2006, Deb was instrumental to the company’s impressive growth and success, including its 2012 IPO. Prior to Workday, Deb served in senior marketing positions at Mercury Interactive, Commerce One and PeopleSoft. Deb holds a bachelor’s degree in English from California Polytechnic State University and is also a published novelist.

Brad Gray

Vice President, Asia Pacific

At Lookout, Brad leads direct and channel sales for consumer and enterprise in the APAC region. Originally from Sydney, and now based in Singapore, Brad has nearly 20 years of experience accelerating customer and partner acquisitions for tech companies in Asia. He has helped set up regional offices for companies such as 3Com and Bay Networks and he was a founding team member in Asia for Unisphere Networks, which was later acquired by Juniper Networks. During his ten years at Juniper, Brad ran various regions and was a key leader in establishing and staffing the company’s APAC alliance program. When he’s not closing new customers, Brad spends his time with his family, racing superbikes in Malaysia in the 1000cc amateur class, and enjoying house music.

David Helfer

Vice President of Worldwide Channel Development

David Helfer is responsible for worldwide channel development at Lookout. Prior to Lookout, David was Worldwide VP of Channels and Commercial at Juniper Networks. He joined Juniper Networks in 2000 from UUNET, where he held the position of Global Sales Director. While at Juniper, David led a $3B channel organization, as well as inside and territory sales. He also resided in London for three years, leading EMEA partner sales. Under his leadership, the company won multiple awards for its channel program and led the industry in partner profitability. David holds a BA in Political Science from Kalamazoo College, and also studied at Universidad de Extremadura in Cáceres, Spain. While attending Kalamazoo College, Helfer won three consecutive team NCAA tennis championships, and served as team captain in his final year. When not at Lookout, David enjoys spending time riding horses in Stonyford, California, where he is a partner in a cattle ranch.

Vin La Rocca

Vice President, Enterprise Sales, Americas

Vin La Rocca brings 20 years of experience in technology sales and marketing to Lookout where he runs enterprise sales for the Americas. Prior to Lookout, Vin was at Oracle where he served as Vice President of Oracle Communications North America. He joined Oracle when Acme Packet was acquired in 2013. At Acme Packet, Vin helped lead the team from a single solution to “The Hyperconnected Enterprise” architecture, changing the enterprise communications paradigm. Prior to Acme Packet, Vin was President of North America for Avaya, managing a $3 billion business and leading the company to grow its market share for the first time in five years. He was also Senior Vice President of North America for NCR and Vice President of Americas International for Symbol Technologies, which was subsequently acquired by Motorola. Vin began his technology career at Cisco Systems in sales leadership roles based in the US and EMEA. Vin holds a BS in Business from Villanova University and a Master of Education from the George Washington University.

Gert-Jan Schenk

Vice President, EMEA

Gert-Jan joins Lookout with more than twenty years experience in leading security and network software businesses throughout EMEA. At Lookout, Gert-Jan helms the company’s continued growth in the region including establishing new channels and strengthening carrier partnerships for consumer and enterprise businesses alike. Most recently, Gert-Jan joins Lookout from Intel Security (formerly McAfee) where as President of EMEA he turned around the business to be the company’s top performing region. Previously, Gert-Jan was Senior Vice President of EMEA at Juniper Networks where he managed 900 employees throughout the region and grew revenues from $600 million to $1.2 billion over three years.

Bob Stevens

Vice President, Federal Sales

Bob Stevens heads up Lookout’s Federal team, the focus of which is to provide mobile threat visibility and protection to federal agencies, across military, civilian and intelligence sectors. Bob has more than 25 years experience building federal businesses, teams, and go-to market strategies. Prior to joining Lookout, Bob led Symantec Federal, a $275M operation with over 100 team members. He also led the development of Juniper Networks Federal Systems, growing it to $120M in just six years. Bob has also held leadership positions at Network Equipment Technologies, Bivio Networks, and Brocade Communications. Before entering the private sector, Bob served in the United States Air Force as an engineer at the White House Communications Agency. Bob is an avid golfer and loves cycling, running, boating, and camping.