We're a team of
security experts

Mark Maunder

Mark MaunderChief Executive Officer

Mark brings over 20 years of professional software engineering and operational experience to Wordfence. He has worked with Fortune 500 businesses like Credit Suisse First Boston, Coca Cola, BBC and high growth businesses during the dot-com era like eToys.com.

Mark has founded successful companies like WorkZoo.com (Time Magazine top 50 website of 2005) and others. Mark is a CISSP, private pilot, licensed ham radio enthusiast and mountain biker.

Kerry Boyte

Kerry BoyteChief Operating Officer

Kerry brings over 20 years of software engineering, software quality assurance and business experience to the Wordfence team. She has worked for some of the top content and technology businesses in the World including Symantec on the Norton Anti-virus team, Boeing, BBC and was also at eToys.com during the dot-com era.

Kerry is also an entrepreneur with a track record of founding successful high growth companies. Kerry's philosophy is build a great team, set goals, work smart and have fun along the way.

Matt Barry

Matt BarryLead Developer

Matt has over 7 years of software development experience with a wide range of technologies including web development on a LAMP stack, .NET development in C# with SQL Server, front-end development in HTML/CSS and JavaScript, both Linux and Windows server administration, and native application development on both iOS and Android devices.

His broad software engineering skill set make him particularly well suited to designing information security software. He has a deep understanding of the platforms that our customers use, not just at the CMS level but extending vertically and horizontally.

Tim Cantrell

Tim CantrellCustomer Service Engineer

Tim is a dedicated professional who is passionate about technology and helping others. He has an A+ and Net+ certification and brings over 15 years of IT experience to the team. He has worked for well-known brands including HGTV, Foodnetwork, and the Travel Channel and has managed large-scale systems including over 2500 servers running over 200 applications.

Tim is the most active member of our core team on the WordPress forums and in our ticketing system. If you have any customer service needs it’s likely that you will be working with him.

Matt Rusnak

Matt RusnakQA Lead

Matt has over 15 years of experience in developing and supporting web applications. His experience ranges from Perl and PHP development to database development and administration. Matt has worked for small and large organizations where his roles have included plugin development, website development and operational support. Matt has been instrumental in shipping some of our major Wordfence releases that have significantly improved the security of our customers while ensuring their site availability is uninterrupted.

Matt is passionate about helping customers, innovation and delivering great software. He is Software Quality Assurance Lead at Wordfence and his focus in that role is on shipping quality code to our customers in a timely fashion. With his strong attention to detail and his passion for engineering great software, Matt is a valuable addition to the Wordfence product, customers and team. Matt holds a Network+ certification.

Colette Chamberland

Colette ChamberlandDirector of Information Security

Colette brings over 20 years of information technology and security experience to the Defiant team, having worked for organizations such as NASA's Langley Research Center. She has extensive experience in operations, analyzing website intrusions, risk and vulnerability assessments, penetration testing, detecting malicious activity, incident response, PCI compliance as well as security policy development and implementation across organizations.

Colette is well versed in a wide range of technologies, including both Windows and Linux web application and network design, development and project management. She brings a depth and breadth of experience and knowledge to the Wordfence team that we rely on daily to guide our product and help our customers. Colette has the following certifications: Project+, CISSP, CEH and CHFI.

Sean Murphy

Sean MurphyDirector of Threat Intelligence

Sean adds over a decade of experience in software engineering, operations, and security. He has extensive experience in a variety of languages and platforms. Sean is passionate about all aspects of security including physical and logical security.

He also has experience as an entrepreneur which gives him a hands-on approach to problem solving. Sean has a keen analytical mind and is an excellent problem solver and creative thinker. He helps shape our product, architecture and operations, all with the goal of helping keep our customers more secure. Sean holds CISSP and CEH certifications.

Josh Scott

Josh ScottBookkeeper

Josh is our bookkeeper. He works with the executive team and our external providers to ensure our financial systems are updated in a timely fashion and we are better able to serve our customers. He brings a strong work ethic and a meticulous attention to detail to the company. Josh has a Bachelor of Science Marketing degree and uses his creative thinking skills to streamline our bookkeeping processes.  In his free time, Josh enjoys traveling around the world and visiting new cities in the US.

Ryan Britton

Ryan BrittonSenior Developer

Ryan brings 14 years of software engineering experience to the team. He creates high quality, user friendly code and is not shy of tackling our more challenging engineering problems. Ryan is proficient in a range of languages and has a wide range of working experience which all give him a fresh perspective. He is also an accomplished photographer and you can view his incredible portfolio here.

Kathy Zant

Kathy ZantDirector of Marketing

For 20 years, Kathy has built web applications for large Fortune 100 corporations, independent entrepreneurs, and everyone in between. Kathy has worked with a number of technologies, but feels most at home working with web-based data-driven applications like WordPress. She is passionate about making complex technology easily accessible for everyone. She's adept at finding solutions to complex problems and helping customers optimize their online presence. She has held numerous roles at Defiant helping customers optimize their security posture and is a frequent speaker at WordCamps around the world. She also co-hosts the Wordfence Think Like a Hacker podcast.


ChloeThreat Analyst

Chloe has worked in a number of positions at Defiant, all centered on helping customers better secure their sites. She has a B.A. with a major in psychology and minors in business and geography. She has a passion to help people, learn more about technology, and loves to take on new challenges. Chloe has achieved the Security+, CySA+, SSCP, C|EH and PenTest+ certifications. She is a frequent speaker at WordCamps around the world.

In her free time she loves to travel, go to the beach, snowboard, try new foods, and enjoys finding hidden gems like small café's to try new coffees (due to her past life as a barista).

Scott Bisker

Scott BiskerSenior Operations Engineer

Scott brings over 20 years of experience in information technology and information security.  His experience spans multiple industries including financial services, manufacturing, education, defense and government. He has served in many capacities including Security Consultant, System Administrator, IT Manager/Director as well as serving in a leadership role on the senior management teams for several companies.
Scott graduated from the University of Maryland at College Park with a B.S. in Computer Science.  He holds ITILv3, AWS Systems Architect Associate, and CISSP certifications. In his downtime, Scott enjoys running and RV camping with family and friends.
Mikey Veenstra

Mikey VeenstraThreat Analyst

Mikey is a security researcher, writer, and speaker who specializes in malware identification and taxonomy. He is passionate about information security, data privacy, and the open source community. He holds a GWAPT certification and is a member of the GIAC Advisory Board.

Outside of his work he enjoys tabletop gaming and cooking, and dreams of starting a nonprofit to make DFIR more accessible to charities.

Marco Wotschka

Marco WotschkaSecurity Services Team Lead

Marco has close to a decade of experience as a Software Developer and System Administrator. He earned his Master's in Business Administration from the University of Goettingen, Germany in 2001 as well as a Master's in Computer Science from Ohio University in 2013. When he isn't helping clients remove malware from their sites, he is likely making electronic dance music, playing chess or rollerblading the beautiful bike paths of Athens, Ohio where he lives with his wife and two children.

Scott Miller

Scott MillerCustomer Service Engineer

Scott is a graduate of Saint Vincent College with a degree in Computing and Information Science. During his time at St. Vincent, he focused on mobile application design and web development. Scott brings unique customer relations experience as well as a passion for helping others.

When he isn’t working from his computer, he enjoys trying new food, making music, following Pittsburgh sports, and riding his motorcycle.

Stephen Rees-Carter

Stephen Rees-CarterSenior Developer

Stephen has been a developer since his school surprisingly started a software development class, and he’s enjoyed it ever since. He’s at his happiest tackling complex problems, and morbidly enjoys debugging tricky and elusive bugs. Stephen’s first real experience in a security company was so traumatic that he left for a few years to work somewhere completely different. However the pull of security was too much and he started cleaning infected websites in his spare time before joining Defiant full-time as a senior developer. His spare time consists of playing trains with his boys and enjoying the beautiful weather in sunny Queensland, Australia.

Nate Smith

Nate SmithSecurity Analyst

Nate has over 10 years of experience across various IT fields, including malware analysis, system administration, web development, and RF communications. He's GWAPT certified, and is passionate about information security, penetration testing, and open source projects.

Outside of his work, Nate enjoys driving or piloting anything with a motor, caring for animals, and exploring nature with his wife and dog.


PhilCustomer Support Engineer

In the past Phil has worked independently as a website developer and computer repair engineer for over a decade. He thoroughly enjoys helping others to understand the technical difficulties they have been facing and helping them to improve their own IT security, knowledge and skills.

When he’s not in front of a keyboard, or holding a soldering iron, he enjoys spending time exploring the English countryside on foot and visiting ancient sites of historic interest.

Giles Wright

Giles WrightSenior Security Analyst

Giles has over 20 years’ experience in information technology in a variety of sectors, working for small and large organizations, including financial organizations like JPMorgan and NYSE in London. He has a Masters degree in Software Engineering and is currently studying for a Masters in Information Security in his spare time, at Royal Holloway, University of London. He also holds CEH, CHFI, and CISSP certifications. When not in front of (or behind?) a keyboard, Giles spends his time sailing and walking around Northumberland near his home in the North of England, with his wife, 2 young kids and yellow lab “Chewie.”

Ram Gall

Ram GallSenior QA

Ram learned to use a computer keyboard around the same time he learned his ABC's, and never really stopped. He's spent the last 10 years tackling odd problems in IT-land, classifying and cleaning malware, and cobbling together tools to make life easier. Ram is a GIAC certified Web Application Penetration Tester and a member of the GIAC Advisory Board, and is currently leveraging his ability to break things (usually by accident) to help ensure that they work correctly for others. In his spare time he likes reading (mostly fiction), building odd electronic projects, tinkering with his car, and even going outside during the half of the year when Arizona is habitable.

Gerroald Barron

Gerroald BarronCustomer Service Engineer

Gerroald is passionate about web design, development, and security. In his 7 years working with WordPress, he has eagerly shared expertise with the community. Whether he is giving a talk at a WordCamp, solving problems on the WordPress.org forum or sitting on Web Development Advisory Board at Francis Tuttle, you will find Gerroald go out of his way to help.

When he's not providing support for fellow developers, he's planning on going to the beach, dreaming about being on the beach or just might be on a beach. In between support and beach dreams, he's watching terrible B-rated horror and sci-fi movies.


HilaryOffice Manager

Hilary has been tackling administrative quandaries for over 15 years. She has a background in customer service, office management and logistics, making her a natural fit as Defiant’s administrative guru.

Outside the work day, Hilary is most likely found trekking high elevations, training for a race, or getting back to neutral in Pilates class.

Max Clavelli

Max ClavelliAssistant DP and Editor

Max has been independently making movies since his early teen years. In the past, he has worked with media production companies such as Helikon Media, in Northern California. If you've ever watched or listened to an episode of Wordfence's Think Like a Hacker podcast, odds are that Max shot and edited it.

In his personal life, Max loves practicing with herbs and natural remedies, traveling, playing guitar and piano, and composing music.