Tom Bridge (US)
Director of Product, Device Management - JumpCloud

Tom Bridge is the Director of Product for Device Management at JumpCloud, producer of the Mac Admins Podcast and Co-Chair of the Mac Admins Foundation. You can visit him at tombridge.com or on Mastodon (tbridge@theinternet.social or on BlueSky (tombridge.com). He lives in Washington, DC with his wife Tiffany, son Charlie and cat Macro.

Armin Briegel (NL)
Consultant - Jamf/scriptingosx.com

Armin Briegel has been managing Macs and their users since the time when Apple was beleaguered. He has had a vast collection of technical job titles. He worked for at Apple in Germany and the US as a WebObjects and Server Consulting Engineer. Then, he put theory into practice as a System Administrator at University of Southern California. He currently works for Jamf in Europe. He also writes on his weblog, scriptingosx.com and has published books for Apple Administrators.

Weldon Dodd (US)
SVP of Community - Kandji

Weldon Dodd began his career running a campus Mac lab and NeXT lab at the University of California. He then went to wireless telecom just as digital networks and the Internet came to mobile. The next stage was automating large Apple deployments and running the Apple Authorized Training Center in Colorado. Weldon joined Kandji in early 2020 where he has built and led several teams, and now serves as SVP of Community.

Arek Dreyer (US)
Senior Product Engineer - Kandji

Arek Dreyer is a Senior Product Engineer at Kandji, the Apple device management and security platform. Before joining Kandji, Arek delivered courses and provided training, both in the classroom and at conferences around the world. Dreyer was co-author of macOS Support Essentials, OS X Server Essentials, Managing Apple Devices, and way back to where updating books and courses began for him, Mac OS X Directory Services. Dreyer rhymes with "team player" and he may be initially, partially, inadvertently, and unapologetically responsible for the prevalence of banana references at MacSysAdmin.

Charles C. Edge (US)

Director, Professional Services, Author & Engineer - krypted.com

Charles Edge is the CTO of Bootstrapers.mn, hosts other podcasts including The History of Computing, and has written a few books. You can find more of his work at krypted.com and on Twitter (@cedge318).

Graham Gilbert (UK)
Client Engr. Manager - Airbnb

A serial releaser of open source macOS administration tools, Graham is the author of Sal, a modular reporting tool for endpoints, Crypt, a FileVault 2 key escrow solution and MDMDirector, an opinionated MDM orchestration tool. He is a board member of the Mac Admins Open Source non-profit, and is working on building out the Mac Admins Foundation mentorship program.

Graham is passionate about, and very occasionally writes at grahamgilbert.com on the subjects of endpoint management at scale, user focused security and building the next generation of Client Engineers.

In his day job, Graham leads the Client Engineering team at Airbnb. He has a slight obsession with automating all of the things.

Csaba Fitzl (HU)

Developer - Offensive Security

Csaba Fitzl graduated in 2006 as a computer engineer. He worked for 6 years as a network engineer, troubleshooting and designing big networks. After that, he worked for 8 years as a blue and red teamer focusing on network forensics, malware analysis, adversary simulation, and defense bypasses.

Currently he is working as a content developer at Offensive Security, and he is the lead content developer of the "macOS Exploitation and Penetration Testing" training. He gave talks and workshops at various international IT security conferences, including Hacktivity, BlackHat, Troopers, SecurityFest, DEFCON, and Objective By The Sea. Csaba spends his free time with his family, hikes and runs in the mountains.

Twitter: @theevilbit

Kavan Joshi (IN)
Systems Engineer - Jamf

Kavan holds over a decade of experience as a Mac admin in industries ranging from banking and retail to IT. When he is not helping Jamf partners and customers in succeeding with Apple in India, he can be found managing and moderating the macOS & Jamf Admin LinkedIn group and speaking at 'Masters of Mac' chapter meetings.

Emily Kausalik-Whittle (US)
Enterprise Management Engineer - Jamf

Dr. Emily Kausalik is the Manager of Client Platform Engineering at Jamf, co-chair of the Mac Admins Foundation, founder of Austin Apple Admins, and a co-host of the Mac Admins Podcast. She holds a Ph.D. from The University of Texas at Austin in Music Theory and is based in the Austin, TX, area.

Ed Marczak (US)
Sr. Security Engineer - Enterprise Security

Ed Marczak has spent much of his life thinking about people, processes, and technology. His experience spans several companies and roles, including developer, sysadmin, manager, and project manager. An early advocate of Apple products, Ed has written two books focusing on Mac management, co-founded MacTech Conference, and is a familiar face at Apple-related events all over the world. Ed spends his non-compute cycles with his family, and improving his music and photography skills.

Marc Nahum (CH)
Senior Program Manager - Microsoft

After studies in Paris, and few years to work there I moved to Switzerland for a large enterprise to manage Active Directory and Citrix Severs. In 2009 with the increase of importance of mobile devices, the need to manage them bring me to this new business for the same company.

After selection, implementation, upgrade, modernisation of MDM and remote access solution my road crossed Intune. During all these years I worked daily, promoted, and made the management of macOS possible. When I joined Microsoft as a PM in the Intune Engineering org it’s naturally that is become my platform of choice

Greg Neagle (US)
Staff Systems Engineer -
Walt Disney Animation Studios

Greg has been deploying and managing macOS machines for over two decades at Walt Disney Animation Studios, a studio with a long history of family entertainment reaching back to "Snow White and the Seven Dwarfs" and forward to our latest film, “Wish".

Several Mac management tools developed by Greg have been released as open source by Disney Animation. Among those are Munki, a software deployment framework, and Reposado, a platform-agnostic replacement for Apple's Software Update service. He is also a maintainer of the popular AutoPkg tool. Greg has presented on various aspects of macOS management at conferences in Europe and North America. He is very excited to return in person to Gothenburg this year!

Serhii Popov (UA)

Software Engineer - MacPaw

Serhii Popov is macOS Software Engineer at MacPaw. You might have heard of him and his comments on platforms like Lifewire, The Verge, MacStories, and Apple Must. As a Ukrainian Mac Admin community meet-up speaker, Serhii shared his expertise on podcasts like AppStories.

Jeol Rennich (US)

Head of Device Identity - Jumpcloud

Joel Rennich is the Head of Device Identity at JumpCloud residing in the greater Minneapolis, MN area. He focuses primarily on the intersection of identity, users and the devices that they use. While Joel has spent most of his professional career focused on Apple products, at JumpCloud he leads a team focused on bolding going where no devs have gone before across all platforms. Prior to JumpCloud Joel was a director at Jamf helping to make Jamf Connect and other authentication products.

In 2018 Jamf acquired Joel's startup, Orchard & Grove, which is where Joel developed the widely-used open source software NoMAD. Installed on over one million Macs across the globe, NoMAD allows macOS users to get all the benefits of Active Directory without having to be bound to them. Joel also developed other open source software at Orchard & Grove such as DEPNotify and NoMAD Login.

Over the years Joel has been a frequent speaker at a number of conferences including WWDC, MacSysAdmin, MacADUK, Penn State MacAdmins Conference, Objective by the Sea, FIDO Authenticate and others in addition to user groups everywhere.

Joel spent over a decade working at Apple in Enterprise Sales and started the website afp548.com which was the mainstay of Apple system administrator education during the early years of macOS X.

Joel is a classically trained journalist and plied his trade as a paparazzi chasing Monica Lewinsky before rising to become the Director of Photography for United Press International in Washington DC. If you're lucky he'll even tell you some of his Monica stories, as the stories are better than the photos…

Andrew Robinson (JP)
Senior IT Support Mgr. - Opn Co. Ltd

In the thirty plus years Andrew has been in Japan, he’s worked for large corporations, academic organisations, non-profits, and startup ‘unicorns’ — always in multicultural and multilingual environments.

As an Apple and Google platforms specialist, and as the senior IT Support Manager for Opn Co. Ltd in Tokyo, he loves providing the tools people need to be their best at their job.

With a globally distributed workforce that is likely NEVER going back to full-time in-office work, remote deployments and out of the box thinking are in increasing demand, and are what triggered the idea for this year’s presentation.

Andrew’s been a MacSysAdmin attendee for years and is thrilled to be back presenting this year.

Cat Self (US)

Prin. Adversary Emulation Eng. - MITRE Corp

Cat Self is the macOS/Linux Lead for ATT&CK®, Adversary Emulation Developer for MITRE ATT&CK Evaluations, and serves as a leader of people at MITRE. Cat started her cyber security career at Target and has worked as a developer, internal red team operator, and threat hunter. Cat is a former military intelligence veteran and pays it forward through mentorship, workshops, and public speaking. Outside of work, she is often planning an epic adventure, climbing mountains in foreign lands, or learning Chinese.

Henry Stamerjohann (DE)
Consultant, Co-Founder at - zentral.com

Henry Stamerjohann, based in Germany, is a returning speaker at MacSysAdmin. He is the co-creator of Zentral—an open-source event hub designed to connect the dots in device management. Zentral seamlessly integrates with existing device management tools, providing comprehensive data analysis and serving as a unified solution for managing Osquery, Santa, and Munki through GitOps. It consolidates data into a unified view, enabling easy compliance checks and reporting across multiple sources. The Zentral team is dedicated to helping organizations scale device management, offering opinionated MDM solutions, and solving Apple Platform Management challenges.

Tim Standing (US)
VP Software Development - Mac - OWC

Tim standing has been writing software and drivers for macOS for many years. He is the lead engineer on SoftRAID for Mac and leads the macOS software development team at Other World Computing. When he’s not writing code, or helping others write code, he is perfecting sourdough pizzas or figuring out how many truffles can be made from a 5 kg bar of Belgian chocolate.

John Sutcliffe (US)
Vice President, Engineering - Addigy

John Sutcliffe, Vice President of Engineering at Addigy, spearheads the development of our cutting-edge Apple device management solution, enabling corporate IT teams and MSPs to securely manage their Apple devices easier, faster, and better than ever before. He previously served as Head of Product at Addigy for over 4 years and possesses over 20 years of experience as an accomplished enterprise software engineering leader, delivering innovative solutions. With a passion for building highly engaged teams, John consistently delivers high-quality solutions for complex problems to ensure customer success. His extensive background includes leadership roles at Jamf, IBM, and Cognos in engineering and software development.

Søren Theilgaard (DK)
Apple Specialist - ENVO IT A/S

Mac owner since 1989, and never looked back. Managed Macs since early 1990’s in Denmark and made Enterprise integrations with Macs in organisations. Now employed by ENVO IT where I as MSP manage customer Apple devices. One of the members on Installomator on GitHub.

Long time MacSysAdmin attendee and speaker, and even attended the very first MacSysAdmin event at Nya Varvet back in the olden days.

Rich Trouton (US)
Development Engineer - SAP

Rich Trouton has been doing Macintosh system and server administration for over twenty years and has supported Macs in a number of different environments, including university, government, medical research, advertising and enterprise software development. His current position is at SAP, where he works with the rest of the Apple@SAP team to support SAP's Apple community.

Rich has also written for Peachpit, Apress and MacTech Magazine on various ways to manage Apple devices. His most recent book with co-author Charles Edge is "Apple Device Management: A Unified Theory of Managing Macs, iPads, iPhones, and AppleTVs".

Patrick Wardle (US)
Founder - Objective-See Foundation

Patrick Wardle is the founder of the non-profit Objective-See Foundation, author of the The Art of Mac Malware book series, and founder of the Objective by the Sea macOS Security conference.

Having worked at NASA and the NSA, as well as presenting at countless security conferences, he is intimately familiar with aliens, spies, and talking nerdy.

Patrick is passionate about all things related to macOS security and thus spends his days finding 0days, analyzing macOS malware, and writing free open-source security tools to protect Mac users.

Patrik Jerneheim (SE)
Crew - MacSysAdmin AB

With a background as a music teacher and after several years in the publishing business, going all-in macOS was a no brainer. Patrik has spent the latter part of his career as trainer and consultant focusing on Apple management with Jamf.

Together with Tycho Sjögren, the founder of the MacSysAdmin Conference, he has spread the Apple gospel in the northern part of the world for the better part of two decades.