Amanda Anderson

Managing Editor, Threat Research and Thought Leadership Content

Amanda is the Managing Editor for Threat Research and Thought Leadership Content at Proofpoint, where she shares industry-leading insights with the cybersecurity community. Amanda has been at Proofpoint since 2019 and has also led marketing strategy for Digital Risk and Compliance products. Amanda holds a Ph.D. from Stanford University. 

Fun Fact:
As a teenager, Amanda regularly dressed up as Arthur the Aardvark for her job at the Boston Children’s Museum.

Mike Bailey

Sr. Product Marketing Manager

Mike has worked in the B2B software technology sector for almost 10 years and has been with the company for over 6 years. When he joined Wombat Security in 2014 as the lone Digital Marketer he worked to successfully drive their growth as a market leader in the security awareness training space before the acquisition by Proofpoint in 2018. Prior to Proofpoint, Mike worked at several early-stage technology startups in marketing roles. Mike has a bachelor’s degree from the University of Pittsburgh.

Fun Fact:
Mike has won over 10 eating contests including everything from popsicles to pizza!

Sai Chavali

Sr. Product Marketing Manager

Saikrishna (Sai) Chavali is a Product Marketer at Proofpoint where he is defining a new product category in the information security industry: Insider Threat Management. Sai has expertise in growing and building information security products to protect data, applications and users across insider threat management and application security. Prior to his role at Proofpoint, Sai held product management positions at Veracode, where his products helped to reduce software vulnerabilities in web applications used by Fortune 100 enterprise companies and consumers all over the world.

Fun Fact:
Sai is possibly the slowest cook in the world, but he enjoys the process.

Tim Choi

VP, Product Marketing

As Vice President of Product Marketing, Tim is responsible for product marketing and Go To Market plans for all of Proofpoint’s compliance and security products. Prior to Proofpoint, he was Vice President of product management at BlackBerry and was part of the turnaround journey of the company to software and security. Tim also led product management and product marketing at WatchDox (acquired by BlackBerry) and product initiatives for VASCO’s cloud authentication services. Tim started his career as the first employee at Voltage Security (acquired by HP), where he held leadership roles in product management, technical sales, services and business development. Tim has a B.S. degree in Electrical Engineering and M.S. degree in Management Science and Engineering, both from Stanford University.

Itir Clarke

Sr. Product Marketing Manager

Itir Clarke is a Senior Product Marketing Manager for Proofpoint's Cloud App Security solutions. Before joining Proofpoint, Itir worked on data center products at Cisco, Brocade and Sun Microsystems. Itir has over 20 years of information technology experience in OEM Marketing, Product Marketing and Management roles. Her responsibilities at Proofpoint include positioning and messaging of our CASB solution, evangelizing our people-centric approach to cloud security, blogging about cloud threats and security, definition and execution of campaigns and promotions, and sales enablement. In her role as a Sr. Product Marketing Manager, she works closely with product management, threat research, and corporate marketing to bring new threat protection, data security and cloud governance capabilities to the market. She also collaborates with cloud security organizations such as Cloud Security Alliance and analyst firms on market research projects, conducting surveys to develop educational reports on cloud security adoption trends and customer requirements. Itir has significant experience at communicating technical and strategic vision to customer, sales and analyst organizations.

Fun Fact:
Itir sings with the Santa Clara Chorale, love international travel and have visited 19 countries.

Matt Cooke

Cybersecurity Strategist

Matt Cooke is a Cybersecurity Strategist at Proofpoint, where he creates relevant industry information and topical use-cases for the EMEA region. He provides insights and expertise, country by country, on cyber resilience and defences such as people-centric security, security awareness training and risk management.

Fun Fact:
Matt was fired during the first day on the job as a roadie for a well-known British singer after dropping the first (and most expensive) piece of equipment being unloaded from the truck.

Adenike Cosgrove

Cybersecurity Strategy, EMEA Proofpoint

Adenike Cosgrove is Cybersecurity Strategist for EMEA at Proofpoint, where she drives product marketing and strategic initiatives across European markets, and provides expertise on regional challenges such as data privacy and compliance.

Prior to joining Proofpoint, Ms. Cosgrove was global product marketing lead for Email Fraud Protection at Return Path, a division acquired by Proofpoint in the summer of 2016.
In her role, Ms. Cosgrove participated as a subject matter expert in key security conferences and was elected Vice Chair of the working group, tasked with developing a means of fagging fraudulent emails to consumers in cooperation with some of the world’s largest email service providers.

Earlier in her career, Ms. Cosgrove worked as lead EMEA advisor to security and risk professionals for Forrester Research and Canalys, where she developed a deep understanding of CISO challenges, and helped clients with their information and cybersecurity strategies.

Ms. Cosgrove holds a Masters of Research, Telecommunications from UCL (University College London).

Richard Davis

Cybersecurity Strategist

Richard Davis is a Cybersecurity Strategist at Proofpoint, where he creates relevant industry information and topical use-cases for the EMEA region. He provides insights and expertise, country by country, on cyber resilience and defences such as people-centric security, security awareness training and risk management.

Fun Fact:
Richard is a drummer and amateur audio engineer/producer and spends his time when not working annoying his family with his poor music production!

Sherrod DeGrippo

Sr. Director, Threat Research and Detection

Sherrod is the Senior Director of Threat Research and Detection leading a worldwide malware research team to advance Proofpoint threat intelligence and keep organizations safe from cyberattacks. Sherrod directs her 24/7/365 team to investigate advanced threats, deliver protections to customers daily, and create scalable threat intelligence solutions that integrate directly into Proofpoint products. Sherrod has been with Proofpoint for five years and has over fifteen years of information security experience.

Fun Fact:
Sherrod is a volunteer with pet rescue Angels Among Us in Atlanta, GA and has fostered over twenty dogs with the organization, helping them to find their forever homes.

Gretel Egan

Security Awareness Training Strategist

Gretel Egan is a security awareness training strategist for Proofpoint, a leading provider of cybersecurity services and solutions. She is a Certified Security Awareness Practitioner (CSAP) and has been working in technical, business, and consumer communications for more than 20 years. Gretel has extensive experience in researching and developing cybersecurity education content for Fortune 1000 companies and was named one of the “10 Security Bloggers to Follow” by IDG Enterprise.

Fabiola Fernandez

Product Marketing

Fabiola Fernandez works on the Product Marketing Team at Proofpoint, educating and training our customers and staff on products specific to Nexus People Risk Explorer and People-centric Security messaging. Fabiola has over 3 years of experience in the cybersecurity industry and 6 years in the security space, having worked in several customer engagement events in her prior role at Keysight Technologies. She received her education at Santa Clara University and enjoys cooking and baking in her free time.

Maggie Fonseca

Director Global Programs, Information Protection

Maggie Fonseca has worked in the B2B software technology sector for over fifteen years and for the past two at Proofpoint. When she joined ObserveIT in 2018 as the lone Marketer in INTL, she worked to successfully drive their growth as a market leader in insider threat management before the acquisition by Proofpoint in 2019. Prior to Proofpoint, Maggie worked at several early-stage technology startups including Fidelis Cybersecurity and Mandiant in marketing roles. Maggie has a bachelor’s degree from the University of Middlesex, UK.

Mark Guntrip

Product Marketing Director, Email Security

Mark Guntrip leads product marketing for Email Security solutions at Proofpoint. He brings over eighteen years experience in the enterprise security market where, through a range of roles including engineering, product management and product marketing. He has a proven track record of building success in new markets as well as promoting growth within more established areas. Guntrip earned his Master’s degree in Electronic Engineering from Southampton University, UK.

Robert Holmes

VP of Products, Proofpoint

With over 15 years’ experience in brand and fraud protection, Robert Holmes currently drives the strategy at Proofpoint for email fraud defense to help businesses implement solutions to protect their brands, customers and employees from advanced cyber threats. Mr. Holmes joined Proofpoint from Return Path, where he served as Senior Vice President and General Manager for Email Fraud Protection where he successfully built an innovative line of business, which Proofpoint acquired in the summer of 2016. Prior to Return Path, Mr. Holmes held a variety of leadership positions at Corporation Service Company and Melbourne IT's Digital Brand Services, helping major corporations better understand, quantify and manage risk across the digital channels. Mr. Holmes has a MA (Hons) degree in Philosophy, Politics & Economics from the University of Oxford, England.

Ryan Kalember

EVP, Cybersecurity Strategy

With over 15-years of experience in the information security industry, Ryan currently leads cybersecurity strategy for Proofpoint and is a sought-out expert for media commentary on breaches and best practices for enterprises as well as consumers. He joined Proofpoint from WatchDox where he served as chief marketing officer and was responsible for successfully building and leading the marketing team through the company’s acquisition by Blackberry. Prior to WatchDox, Ryan was instrumental in running solutions across Hewlett-Packard’s portfolio of security products. He has also held a variety of marketing leadership positions at ArcSight and VeriSign including EMEA regional manager. Ryan received his bachelor's degree from Stanford University, where he studied fault tolerance, cryptography, and authentication algorithms.

Selena Larson

Senior Threat Intelligence Analyst

Selena Larson is a senior threat intelligence analyst at Proofpoint on the Threat Research team. She collaborates with fellow researchers to identify and investigate advanced threats and develop actionable threat intelligence.

Fun Fact:
Selena is an ultrarunner and enjoys running up and down mountains.

Sean O'Dowd

Financial Services Solutions Director

Sean focuses on helping financial services firms advance their cyber strategies. Most recently, he focused on digital transformation initiatives, namely in risk (Credit & Ops), regulation, and customer growth.
He previously worked within capital markets, and the investment industry focused on research, portfolio management, and securities at IDC and State Street.
With over 20 years of experience in Financial Services, Sean is a quoted source in The Wall Street Journal, Forbes, and Bloomberg.

Fun Fact:
Loves adventure racing.

Brian Reed

Cybersecurity Evangelist at Proofpoint

Brian Reed is our Cybersecurity Evangelist at Proofpoint. He comes to Proofpoint from Gartner where he focused on a wide variety of topics - cloud security, data security, incident response, insider threats and security awareness.  

Since 2015, he published over 50 thought-leading research notes at Gartner, including Cool Vendors reports, Market Guides for Digital Forensics and Incident Response Services and Security Awareness Training, Risk Management research, as well as the last two Gartner Magic Quadrants for Enterprise DLP.


Previous to Gartner, he spent over 15 years in a variety of business development, product management, sales and system engineering roles, at companies including Sourcefire (acquired by Cisco), HP, McAfee and Internet Security Systems (acquired by IBM). He is well known in the information security industry and has spoken at numerous Gartner events, as well as other industry events globally. Brian also serves as an advisory board member and holds a BA degree from The University of Georgia and an MBA from Kennesaw State University.  

Fun Fact:
He once travelled to 5 continents in a 30 day period. (August 2019 - Brian was in North/South America, Australia, Europe and Asia)

Joe Schwartz

VP, Corporate Marketing

Vice President, Corporate Marketing

Nirav Shah

Staff Product Manager, ITM, Proofpoint

Nirav Shah is a product management leader for Proofpoint's insider threat and DLP product line.  Prior to Proofpoint, he led the SASE (Secure Access Service Edge) initiative at Forcepoint to help accelerate digital transformation of distributed enterprises.  During his career, Nirav has held product management, engineering leadership, and technical roles in large networking & security companies as well as venture-backed startups.  His domain experience includes areas of network & cloud security, security analytics, and MSSP deployments.

Fun Fact:
Nirav is a HUGE fan of American Football and loves watching Tom Brady & the New England Patriots.

Brett Shaw

Sr. Product Marketing Manager

Brett Shaw is a Sr. Product Marketing Manager for Proofpoint, educating and training our customers and staff on products specific to our People-Centric Security solutions. Brett has over nine years of experience helping IT professionals develop best practices with new technologies and industry trends. Brett earned his M.B.A from Weber State University.

Robert Shields

Product Marketing, Proofpoint Security Awareness Training

Robert Shields is part of Proofpoint’s Product Marketing team for Security Awareness Training. Prior to Proofpoint, he led product marketing for Informatica’s data privacy and data protection solutions.

Fun Fact:
When he is chilling, he is grilling!