Company Overview

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4+ million people protected in safe zones worldwide

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About CriticalArc

CriticalArc is a SaaS-based provider committed to transforming incident response through innovative solutions. These solutions empower your organization’s safety and security teams with the intelligence to strengthen and streamline their response to threats and incidents.

Founded in Australia in 2011

CriticalArc’s leadership recognized an over-reliance on fixed, costly security systems and saw an opportunity to leverage the ubiquity of smartphones and the performance of cloud networks with enterprise-grade software.

Quality Software & Service

CriticalArc combined its deep understanding of security systems with a passion for quality software and a commitment to customers to develop its distributed command and control software, service, SafeZone® empowers your organizations’ most important resource – your people.

Our Company History

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2012
  • CriticalArc Pty Ltd Incorporated
  • Initial Trial of SafeZone
2012
  • Australian Launch of Mobile-only solution
  • Command and Control Interface Released
2013
  • CriticalArc LTD (UK Subsidiary) Incorporated
2013
  • Check In Feature Released
2014
  • UK Launch
2014
  • Data Analysis & Realtime Insights Features
  • Physical Presence Heatmaps
  • Distributed and Redundant International Architecture
2015
  • Vehicle and Shuttle Tracking
  • UK Expansion and US Market Entry
  • CriticalArc Inc (US Subsidiary) Incorporated
2015
  • Vehicle and Shuttle Tracking
2016
  • Wearable Panic Button Integration
  • Apple Watch Integration
  • Desktop Application Released
  • High Accuracy Indoor Positioning 
2017
  • Inaugural User Conference
2017
  • Single Sign On Integration
2018
  • Commence Customer Success Function
2018
  • GDPR
  • 2-way Messaging
  • CriticalArc Pty Ltd Incorporated
2019
  • Launch of regional sales teams in USA
2019
  • Tip Reporting
  • 3rd Party Monitoring
2020
  • 120 Attendees at Annual UK Customer Conference
  • Chubb Partnership
2020
  • “SafeZone Secure” COVID launch
  • Automated Workflows
2021
  • Launch SafeZone Alliance
  • Desktop Notifications
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Management

Glen Farrant

Founder and CEO
Jahmai Lay

Founder and CTO
Darren Chalmers-Stevens

Group COO & Managing Director, EMEA & APAC
Dominic Barnsley

Chief Information Officer
Erika Moralez-Perez

Legal Counsel and Data Protection Officer
Anne Cynamon

Vice President of US Higher Education
Tom Krupp

Vice President of Operations and Client Enablement
Iain Pennell

General Manager — UK & Ireland / Europe

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Greg Farrant

Founder and CEO

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A former Navy Weapons Engineer and manager of Maritime Command IT, Glenn more recently led security systems development for Honeywell, which included the delivery of software products for some of the highest profile and highest security sites in the world.  During this time, Glenn developed a deep understanding of the technology and practical requirements of high security and regulated environments.

To this knowledge of software product development and operational requirements, Glenn adds the frontline experience of coordinating and distributing difficult-to-manage events.  It’s this combination of factors that led to the vision for SafeZone.
Glenn regularly gives talks on the subject of using the latest technology in managing security and safety and also contributes by speaking with, mentoring and advising early-stage technology companies.

Responsible for general management and product direction at CriticalArc, Glenn continues to stay at the forefront of new technology in order to ensure that CriticalArc’s products are able to solve difficult problems in new, more effective and previously impossible ways.

An engineer at heart, Glenn is passionate about technology and the opportunities it provides for changing how the world works.

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Jahmai Lay

Founder and CTO

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Darren Chalmers-Stevens is a senior executive with proven success bringing innovative software to market to solve previously unsolvable challenges. As CriticalArc’s Group Chief Operating Officer, Darren is responsible for the end-to-end delivery of sales, operations, finance, legal, support and strategic partnerships across the globe. Attracted by the company’s dynamic founders and innovative software which he believed would upend the industry and transform the lives of millions worldwide, Darren joined CriticalArc in 2013 to lead its international expansion.

Before joining CriticalArc, Darren served as Vice President, EMEA for VidSys, Inc where he led year-on-year triple digit growth for three years. Prior to that he was the Technology Transformation Consultant to the UK board of ADT Fire & Security, and he also held senior 
leadership positions at IBM and CNL Software during his 20+ years in the security industry.

Darren’s expertise is advising large organizations how to respond to the increasingly complex threat and risk landscape by using technology to deliver transformational change to safety & security operations, as well as driving strategic value from its provision. Darren regularly participates in speaking engagements at high profile safety & security events with industry thought leaders, and authors articles and blogs on key topics impacting the industry. When he’s not meeting with clients and attending industry events, Darren enjoys spending time with his family, reading and getting time in the gym or on the road running to support his positive mental health.

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Darren Chalmers-Stevens

Group COO & Managing Director, EMEA & APAC

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Darren Chalmers-Stevens is a senior executive with proven success bringing innovative software to market to solve previously unsolvable challenges. As CriticalArc’s Group Chief Operating Officer, Darren is responsible for the end-to-end delivery of sales, operations, finance, legal, support and strategic partnerships across the globe. Attracted by the company’s dynamic founders and innovative software which he believed would upend the industry and transform the lives of millions worldwide, Darren joined CriticalArc in 2013 to lead its international expansion.

Before joining CriticalArc, Darren served as Vice President, EMEA for VidSys, Inc where he led year-on-year triple digit growth for three years. Prior to that he was the Technology Transformation Consultant to the UK board of ADT Fire & Security, and he also held senior leadership positions at IBM and CNL Software during his 20+ years in the security industry.
Darren’s expertise is advising large organizations how to respond to the increasingly complex threat and risk landscape by using technology to deliver transformational change to safety & security operations, as well as driving strategic value from its provision. Darren regularly participates in speaking engagements at high profile safety & security events with industry thought leaders, and authors articles and blogs on key topics impacting the industry. When he’s not meeting with clients and attending industry events, Darren enjoys spending time with his family, reading and getting time in the gym or on the road running to support his positive mental health.

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Dominic Barnsley

Chief Information Officer

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As CIO, Dom Barnsley heads up Product Development at CriticalArc, and specializes in using lean process to cautiously scale product delivery with a tight focus on quality and automation, favoring a data driven, forensic approach to continuous improvement.  He has 25 years of experience delivering solutions in banking, assurance, compliance and health and several years of software product delivery to the Higher Education sector. 

After studying Astrophysics at University of Durham and a BSC in Computer Science at University of Wales, Dom started out as a software developer.  However, he soon realised he had a greater passion for how software could be better delivered than for actually building it himself.  He subsequently held a variety of technology roles including dev-ops engineer, software 
He subsequently held a variety of technology roles including dev-ops engineer, software quality manager, product manager, global development manager and CTO.  During that time he has managed 17 development teams across more than 60 software products.


Dom is extremely excited to be working with CriticalArc services that make a substantive impact on thousands of lives.  He thrives on the challenge of finding creative ways to meet multiple tangential customer requirements with flexible solutions that put the user experience front and centre.  A proud father of five, Dom enjoys spending time with family and has also perused diverse interests such as woodworking, piano, gardening, running half marathons, sailing and flying Cessnas.

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Erika Moralez-Perez

Legal Counsel and Data Protection Officer

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Erika is an accomplished corporate and commercial lawyer specializing in commercial contracts, business transactions and data protection.

Prior to qualifying as a lawyer and earning her post-graduate Diploma in Legal Practice, Erika carved out an impressive skillset in commercial management in a career that spanned 10 years. Here, she worked with several international blue-chip IT firms including Microsoft, Samsung and Hewlett Packard, cultivating a strong business acumen and commercial awareness.
In recent years, Erika has led the way in developing and implementing privacy strategies and vertical distribution agreements for a number of international corporate clients.

Erika’s straight-talking and personable approach resonates well with both clients and customers. She invests considerable time to understanding each party’s business objectives in order to devise commercial solutions that are mutually agreeable.

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Anne Cynamon

Vice President of US Higher Education

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Anne Cynamon is the Vice President of US Higher Education at CriticalArc, where she leads an experienced and dedicated team of Sales Directors, Consultants and BDRs with a deep commitment to customer success and a passion for collaborative, solution-driven partnerships.

With over 15 years of experience across safety technology, cybersecurity, and digital product development, Anne brings a strategic mindset and a customer-centric approach to every engagement. She has a proven track record of helping organizations—from major academic institutions and medical centers to enterprise teams—adopt and scale technologies that enhance safety, security, and operational efficiency.
Prior to joining CriticalArc, Anne held senior sales and client leadership roles at 3Pillar Global, LiveSafe, and The Washington Post consistently driving value for clients through innovative thinking and strong relationships. A graduate of the University of North Carolina at Chapel Hill, Anne combines her background in journalism and communications with sharp business acumen, making her a trusted advisor to both colleagues and customers.

When Anne is not on the road visiting clients and attending events, she enjoys spending time with her family and friends, and is working on the balance of trying new restaurants with her morning workouts!

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Tom Krupp

Vice President of Operations and Client Enablement

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Tom Krupp joined CriticalArc in 2024 as Vice President of Operations and Client Enablement, where he leads global efforts to onboard and retain customers with operational excellence. He brings over two decades of experience transforming professional services functions to drive growth, scalability, and client success.

Prior to joining CriticalArc, Tom held multiple executive leadership roles, including Vice President of Professional Services at both a PE-backed fintech company and a startup. Across these roles, he led high-performing teams and scaled operations that contributed to significant revenue growth. He has managed P&Ls up to $74 million and teams of 150, consistently improving margins, delivery timelines, and customer satisfaction.
He holds an MS from the University of Southern California and a BS from The United States Air Force Academy. Earlier in his career, Tom served as a U.S. Air Force Officer and held client-facing roles at Accenture and EMC. While not at work, Tom enjoys spending time with his family, cooking and enjoying the outdoors fly-fishing, hiking, snowshoeing and skiing.

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Iain Pennel

General Manager — UK & Ireland / Europe

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Iain brings over 25 years’ experience in a variety of senior management roles with responsibility for general management, sales, marketing, solution design and customer delivery and leads CriticalArc’s business in the UK & Ireland.
Having joined the business in 2022, Iain was appointed to the General Manager role in May 2025 to guide strategic growth across the EMEA region.
He builds on a strong track record of expanding CriticalArc’s footprint and enabling the company’s growing number of customers to derive increasing value from the SafeZone solution. Iain is married to Sarah with three daughters and lives in Harrogate, UK.