GreatHorn Company Overview
GreatHorn's mission is to redefine the email security industry to better protect organizations against advanced email threats like phishing, social engineering attacks, and zero-day malware. Our execution on this mission has driven triple-digit growth for three years in a row, and we’re poised to accelerate that growth in the coming year.
Led by cybersecurity veterans, we solve our customers’ email security struggles with leading-edge technology and a team of dedicated, clever people with a customer-first philosophy. We strictly adhere to (and are proud of) our “No A**holes” policy. If this sounds like a team you’d enjoy working with, we hope you’ll check out our career opportunities!
Read more about us in these features:
- Forbes 'GreatHorn Swoops In From The Cloud To Stop Phishing Attacks'
- Forbes 'How GreatHorn Helps Enterprises Thwart The Most Sophisticated Email Attacks'
- CSO 'Review: GreatHorn offers a better way to secure enterprise email'
- GreatHorn 'GreatHorn Prevents Microsoft Office 365 and Google G Suite Credential Theft Phishing Using Advanced Computer Vision'
- ZDnet 'This password-stealing phishing attack comes disguised as a fake meeting request from the boss'
Jobs at GreatHorn
CEO and Co-Founder
Kevin O’Brien is GreatHorn’s CEO and Co-Founder. Under Kevin’s leadership, GreatHorn has become the world’s leading next generation email security company, analyzing billions of messages and stopping phishing attacks targeting a global customer base of organizations, both public and private. He brings deep industry experience, having been an early member of multiple successfully exited security companies, including CloudLock (Cisco), Conjur (CyberArk), and @stake (Symantec).
Prior to founding GreatHorn, Kevin was Vice President of Marketing at Conjur, where he built the early go-to-market team responsible for initial market positioning and growth. Previously he led product marketing and sales engineering efforts at CloudLock, the leading cloud access security company that now has more than 6 million enterprise users.
In addition to his role at GreatHorn, Kevin serves as co-chair for the Mass Technology Leadership Council’s cybersecurity group, and is a frequent speaker at key cloud cybersecurity and industry events. He has presented at the RSA Security Conference, Xconomy’s What’s Hot in Cybersecurity Conference, Microsoft’s Innovation Outreach Program, the MassTLC Cybersecurity Conference, and has been featured in TechCrunch, NPR Marketplace, Mashable, Forbes, CSO Magazine, and more.
Kevin holds a bachelor’s degree from the University of Massachusetts Amherst, and holds a black belt in Aikido.
Raymond Wallace III
CTO and Co-Founder
Ray Wallace is GreatHorn’s Chief Technology Officer and Co-Founder. Ray is responsible for GreatHorn’s overall product strategy, development and continuous innovation for its next generation email security platform.
Ray brings more than a decade of experience building complex security and software systems and product platforms. He has deep domain experience in application and database security, front and back-end infrastructure and domain analytics.
Prior to GreatHorn, Ray held senior engineering roles at companies including Brainshark, Courion and Application Security.
Ray studied computer science at Rochester Institute of Technology.
VP, Customer Experience
Ann Sharon is Vice President of Operations at GreatHorn. Ann is responsible for all operational aspects of GreatHorn’s processes and procedures to drive consistency and optimization including GreatHorn’s go to market and compliance programs.
Ann is a seasoned technology operations executive, experienced in operations and program management, proficient in leading cross functional programs and initiatives in early-stage start-ups, high growth, and mature companies.
Prior to joining GreatHorn, Ann served as Vice President of Business Operations for CloudLock (acquired by Cisco), where she helped drive the go to market strategy and lead many cross functional programs. Prior to CloudLock, Ann managed the EMC secure remote support portfolio overseeing both the product management and program management aspects. Ann began her career in the IDF serving in the elite Air Force computer unit.
Ann holds a high-tech MBA from Northeastern University and a BSc in Industrial Engineering from TheTechnion Institute of Technology.
Chief Marketing Officer
OUR CULTURE & VALUES
We’re a team of serial entrepreneurs and cybersecurity veterans, solving a massive problem in an enormous market, and we’re committed to the success of our customers and colleagues.
From the accuracy and ease of deployment of our product, to our community of customers and colleagues, “be better than expected” is our motto, and we live and celebrate it.
Our diverse backgrounds and collaborative, creative, passionate approach to problem solving means that we rally around a culture that values teamwork, attention to detail, hard work, and innovation.
Integrity, honesty, and follow-through are fundamental to who we are, and our commitment to uphold our values underscores everything we do. We believe strongly in diversity, and seek to recognize, develop and support talent from all backgrounds.
OUR CORE VALUES ARE SIMPLE:
|Experiment, Then Iterate|
|Be A Team|