Emergency Notification System for Business
DeskAlerts is emergency notification software for business: one click on a pre-configured button sends an alert to every employee affected – full-screen over every open window on desktops, as a push notification in the mobile app – with per-person acknowledgment reports for the post-incident review. SMS and Text-to-Call through the Twilio integration reach people who are away from their screens. As an employee emergency notification system, it addresses your own workforce rather than the public.
DeskAlerts has completed a SOC 2 Type II audit and is GDPR compliant
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What is an emergency notification system for business?
An emergency notification system (ENS) is software that broadcasts urgent messages to an entire workforce at once – across desktops, phones, email, and displays – and records who received and acknowledged each alert. DeskAlerts is emergency notification software built for employee-facing alerts: it pairs hard-to-miss delivery with the reports a post-incident review asks for.
Messages stay visible even when email or chat is down: DeskAlerts delivers over its own agent-to-server channel, with acknowledgment records, delivery statistics, and action logs for the follow-up.
Emergency alerts are the highest-priority channel of DeskAlerts employee notification software.
What counts as an emergency notification
An emergency notification is a message sent to a particular audience to alert it to an emergency: a fire, a tornado, an earthquake, a chemical spill, a gas leak, a hurricane, severe weather, an active shooter. An emergency notification system for business prepares the organization for the act of communicating when such a situation is real: it reaches employees and other stakeholders with instructions and tells them where to go.
The three types of emergency alerts
Public warning in the United States has three types: Wireless Emergency Alerts sent to phones in an area, the Emergency Alert System on radio and television, and opt-in alerts from local authorities. An employee emergency notification system is a fourth, private layer: it reaches your own workforce on the devices your IT department manages, with a record of who acknowledged the alert.
An employee emergency notification system for your own workforce
The audience of an employee emergency notification system is internal: the people who work for you, on the devices your IT department manages. That is why DeskAlerts builds its audiences from Active Directory and Microsoft Entra ID, reports per recipient, and leaves public warning to the authorities’ alert systems.
Not only for emergencies
DeskAlerts is more than an emergency notification service. The same system carries urgent and routine communication to employees: IT outages and scheduled maintenance, company projects and initiatives, instructions that require acknowledgment, policy changes and reminders. For company-wide alerts outside emergencies, see the mass notification system for business.
What does DeskAlerts do in an emergency?
Screen takeover for critical alerts
A full-screen, high-priority pop-up overrides the current screen: it opens on top of other windows and, with acknowledgment enabled, stays until the employee confirms it.
Two-way acknowledgment
Employees reply with the Acknowledge button or Postpone, or through a survey, poll or quiz sent with the alert – two-way communication with the status recorded per recipient.
Reports for the post-incident review
Each message has delivery and acknowledgment statistics per recipient – received, not received, acknowledged – with export to CSV or XLSX, and can be resent to those who have not acknowledged it.
Audiences from Active Directory and Entra ID
Audiences come from users, groups and organizational units in Active Directory, across several domains, and from users and groups in Microsoft Entra ID; the Windows agent deploys through Microsoft Configuration Manager (SCCM), Microsoft Intune or Group Policy.
Windows 11 and macOS
The desktop agent runs on Windows 11 and on macOS 12.6.1 or later; lock screens and screensavers are Windows-only.
When desktops are off
The mobile app on Android and iOS, SMS through the Twilio integration or another configured gateway, email, Microsoft Teams and digital signage reach employees on other channels.
Which kind of emergency notification system do you need?
| Desktop-first employee alerting (DeskAlerts) | Critical-event-management platforms | Hardware and PA systems | |
|---|---|---|---|
| What it is for | Reaching employees on their work devices with a message that must be seen and acknowledged | Managing the whole event: threat intelligence, travel safety, public-safety workflows, coordination of responders at scale | Reaching everyone on the premises regardless of device: speakers, strobes, desk phones |
| Typical buyer | IT and internal communications teams of a company, hospital, plant or campus, up to tens of thousands of employees | Very large global enterprises with a dedicated resilience function | Facilities and security teams of a site |
| What DeskAlerts adds or does not do | The six capabilities above, delivered on the employee’s own screen; no threat intelligence, no travel-safety services, no hardware | DeskAlerts runs alongside such a platform as the employee-screen channel | DeskAlerts supplements a PA system with maps and instructions on screens; it does not replace sirens |
Named comparisons are on the comparison pages.
Emergency scenarios: channels and who gets the alert
Fire / evacuation
ChannelsFull-screen pop-up, mobile push, digital signage
Who gets itEveryone in the affected building
Severe weather
ChannelsPop-up, push, SMS and Text-to-Call via Twilio, email
Who gets itAffected sites and field staff
Active shooter / lockdown
ChannelsFull-screen pop-up, push, SMS
Who gets itEveryone on site; response team via Panic Button
IT / cyber incident
ChannelsPop-up, ticker, Teams
Who gets itAffected teams, IT and security groups
All-clear / update
ChannelsPop-up, email, signage
Who gets itEveryone previously alerted
IT outage with email down
ChannelsDesktop pop-up over the DeskAlerts agent-to-server channel, independent of the mail server; mobile push; SMS
Who gets itThe affected employees and the service desk
Multi-site and global organizations
ChannelsAll channels, with a separate alert and audience per site or region
Who gets itAudiences by organizational unit, group or IP range, synchronized from each Active Directory domain
Where DeskAlerts is used in emergencies
Manufacturers use DeskAlerts for emergency and incident response; a hospital used it for emergency communication during a terrorist attack; a university for targeted emergency alerts in higher education; for schools, how Alyssa’s Law requirements map to DeskAlerts tools. On the IT side: how IT teams keep everyone informed when systems fail and the incident communication runbook.
Emergency readiness checklist
- Emergency buttons created for your top scenarios, with wording and color-coded skins
- Authorized senders assigned to each button
- Audiences synchronized from Active Directory or Entra ID
- Templates set to require acknowledgment
- Panic Button response team configured and aware
- A test alert sent and delivery statistics reviewed
- Channels agreed per scenario – including SMS and Text-to-Call for off-network staff
- A plan for reading the post-incident report – received, not received, acknowledged
How it works in an emergency: one click from alarm to alert
The work happens before the crisis. Administrators create emergency buttons in advance – “Fire in the building”, “Severe weather”, “IT outage” – each with its wording, color-coded skin, pop-up size, and the list of people authorized to press it.
When the moment comes, the authorized sender clicks the button in the tray menu or mobile app – and a full-screen, high-priority alert takes over the screen. Acknowledgments arrive in the report as employees confirm. Hospitals can map buttons to alert color codes.
Two buttons, two directions
Emergency alert buttons broadcast from the crisis team to the workforce: one click, full-screen alerts to everyone affected.
The Panic Button works the other way: an employee in trouble sends an S.O.S. to the response team, which receives a pop-up within seconds – plus SMS and email when enabled; from mobile, the S.O.S. carries a location link – and every activation is logged in the Panic Button history.
For large organizations with multiple sites, crisis response teams, and strict compliance protocols, explore our enterprise communication solution for scalable, secure emergency messaging.
Before, during, and after an emergency
Prepare in advance, alert in one click, gather feedback, and adjust – six moves DeskAlerts covers
With DeskAlerts emergency notification system, you can send alerts to desktops, mobiles, and digital signage to keep people informed, safe, and ready to act. Acknowledgment tracking, mobile push, resend to the unconfirmed – built to keep alerts in front of people.
Emergency preparedness
Prepare Employees in Advance
- Emergency buttons send the pre-built alert in one click
- Use screensavers, lock screens and digital signage to remind employees about emergency policies and procedures and raise awareness
- Use DeskAlerts’ acknowledgment tracking tool and extended reports to evaluate the success of running tabletop exercise scenarios
Emergency training
Deliver Emergency Training Messages
- Invite employees to join training sessions via the RSVP tool and know exactly who is going to come
- Make training more effective by sending employees information via pop-ups
- Test employee knowledge with quizzes to check that they understand the topic
Alert in one click
Send Alerts Within Seconds
- Alert staff on every channel at once (desktop, mobile, digital signage)
- High-priority pop-ups open on top of other windows and can stay on screen until acknowledged
- Authorized senders fire pre-configured emergency buttons from the tray or mobile app
- Send pop-ups with emergency information, blocking the entire screen
Get feedback
Get Feedback
- Check that your people are safe by sending surveys to their cell phones and computers
- Ask if they need any immediate assistance
- Know exactly who is not responding and be ready to help them
Keep informed
Keep Staff Informed
- Inform staff about what is going on after an emergency
- Give clear instructions about what to do right now
- Use the lock screen to cheer people up, tickers to update them with new information and pop-up and mobile alerts for vital news and CEO messages
Measurement and segmentation
Measure and Segment
- Use the statistics module to find out which actions worked best
- Use survey statistics to divide people into groups and send each group specific information (for example to people who worked in a damaged building – about new working conditions)
See DeskAlerts in action
DeskAlerts has completed a SOC 2 Type II audit and is GDPR compliant
Reach employees on every channel
Computers
Alert employees directly on their desktops and laptops.
Mobiles
Alert employees wherever they are – push notifications, and SMS or a spoken phone call via the Twilio integration when they are away from Wi-Fi.
Digital signage
Use digital screens as a place to display important information in shared spaces – for employees who aren’t at a computer or phone at the time.
Panic Button: an S.O.S. straight to your response team
- An employee in trouble presses the Panic Button on a corporate device – the response team gets a pop-up within seconds – plus SMS and email when enabled.
- From a mobile device, the S.O.S. carries a location link, so the team knows where help is needed.
- The response team and its channels – pop-up, plus SMS and email when enabled – are configured in advance.
- Every activation is recorded in the Panic Button history for the post-incident review.
Key features of DeskAlerts emergency notification software
Self-Destructing Messages
Send a message that will remove itself from the history once the user closes the alert window.
Delivery to Offline Computers
A computer that is offline when the alert goes out receives it once it is back online, within the delivery period the sender sets.
Follow-Up on Another Channel
Identify the employees who have not acknowledged the alert and send them a copy through another channel – SMS, Text-to-Call or the mobile app.
One Instruction, Exact Wording
Issue an instruction once to all sites and shifts, so that employees receive the crisis team’s exact wording rather than a version relayed at handover.
Auto-Closing
Messages will disappear from the screen after a short time.
Recurring Messages
Repeat identical messages at customizable intervals – set once, delivered on schedule.
Additional features
Emergency alerts in practice: our use case guide
Inside the guide:
- How to navigate real-world emergencies with actionable scenarios;
- How to utilize DeskAlerts’ tools effectively during crises;
- How to enhance team safety and make communications more efficient.
Customer Testimonials: How DeskAlerts Performs During Emergencies
"DeskAlerts provided a reliable communications channel, which was proven to be vital in the state of emergency during terror attack, in the event of usual channels being overloaded and inaccessible."

Healthcare, Belgium
“All departments use DeskAlerts to send communication that would ordinarily be missed via email communication.”
Deloitte
Accounting, East Africa
“DeskAlerts lets us broadcast system information to users. We have placed information monitors in several positions in our building where we broadcast systems alerts and news to share information about system breakdowns or other significant information that can affect peoples’ daily work.”
Topdanmark
Insurance, Denmark
“DeskAlerts enabled us to deploy emergency notifications to our employees’ desktops without relying on any of the existing platforms. It was important for us to have a pop-up notification that would be in the user’s face, no matter what they were working on at the time.”
Littelfuse
Electronics
Frequently Asked Questions
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Can you use the DeskAlerts emergency notification system for business as a supplement to emergency PA systems?
DeskAlerts doesn’t replace a traditional PA system as your main emergency announcement system but can supplement it by providing rich content to employee computers across the company, including videos, images and sound.
When sirens are ringing and a voice on the PA system tells people to evacuate, you can turn all the computer screens into evacuation maps.
You can do this by:
- Preparing messages in advance using a pre-defined template for a specific audience and having them ready to go with a single click when you need them (either via desktop or by using a mobile app).
- Triggering alerts automatically through the documented REST API: when your monitoring or detection system fires, an HTTP call publishes the alert without a person in the loop.
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Who needs an emergency notification system?
Businesses that have a large number of employees need to have an emergency alert software service in place. Other large institutions such as schools, universities, hospitals and healthcare facilities that have lots of people in attendance at any given time should also have one.
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What is an emergency notification system?
An emergency notification system is software that broadcasts urgent messages to an entire workforce at once – across desktop screens, mobile devices, email, and displays – and records who received and acknowledged each alert. For routine company-wide announcements and mass notifications beyond emergencies, DeskAlerts works as a mass notification system from the same console.
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Does it work when email or messengers are down?
Desktop alerts travel over DeskAlerts’ own agent-to-server channel, so they do not depend on the mail system. For employees away from a computer, SMS and Text-to-Call via the Twilio integration reach phones that have a mobile signal, even with no data connection.
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What does OSHA require from an employee alarm system?
OSHA 29 CFR 1910.165 sets requirements for employee alarm systems installed to meet OSHA standards: the alarm must be perceivable above ambient noise or light levels by all employees in the affected portions of the workplace, and the evacuation signal must be distinctive and recognizable. An on-screen, full-screen alert with acknowledgment tracking complements audible alarms, especially for headset-wearing and remote staff.
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Can DeskAlerts run on-premises?
Yes. DeskAlerts installs fully on-premises on your own infrastructure, or runs as a managed cloud instance in your choice of region – US, EU, UK, Australia, or UAE.
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Does DeskAlerts support two-way acknowledgment?
Yes. The sender switches acknowledgment on for an alert; the employee then has to click Acknowledge, or Postpone to defer it, and the click is logged against that person. When a fuller reply is needed, a survey, poll or quiz alert goes out to the same audience and the answers are collected per recipient in the statistics.
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Can DeskAlerts take over the screen for a critical alert?
Yes. For a critical alert the sender chooses the full-screen, high-priority format: the pop-up covers the desktop above whatever the employee is working in, and when acknowledgment is switched on it closes only on the Acknowledge button. Routine messages use the ordinary pop-up, which the employee can close or which closes on its own after a set time.
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Does it integrate with Active Directory and Entra ID?
Yes. DeskAlerts synchronizes users and groups from Active Directory, including multiple AD domains, and from Microsoft Entra ID with multi-tenant sync. Audiences are built from the groups and organizational units that already exist in the directory, so an emergency button for a building or a department addresses the group IT already maintains.
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Does it work on Windows and macOS?
Yes. Pop-up, emergency, video, RSVP and survey alerts are available on both the Windows 11 agent and the macOS agent (macOS 12.6.1 or later); lock-screen and screensaver content is a Windows-only addition.
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What is an example of an emergency notification?
A fire evacuation message telling everyone in a building to leave by the nearest exit; a severe-weather notice telling field staff to shelter; a lockdown notice during a security threat; an all-clear once the situation is resolved. In DeskAlerts each of these is a pre-built emergency button that sends the alert to the affected audience in one click: full-screen on desktops, as a push notification on phones.
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What is the purpose of an emergency notification system?
To put the same instructions in front of every affected employee at the same moment and to show afterwards who received and acknowledged them. The value is in the preparation: audiences, message texts and authorized senders are set up before anything happens, so the response begins with one click rather than a phone tree.
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Is a business alert system only for emergencies?
No. Day to day the same buttons and templates carry maintenance windows, building notices, policy acknowledgments and training invitations, and the emergency alerts are kept for the day they are needed. Daily use is also what keeps the full-screen format familiar to employees when it is used for real.
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Do large enterprises use DeskAlerts for emergencies?
Yes. The hospitals, manufacturers and universities in the cases above run DeskAlerts as the employee-screen channel of their emergency communication: audiences from Active Directory across several domains, full-screen alerts on Windows and macOS, acknowledgment per recipient, on-premises or cloud deployment. Smaller companies run the same console; the typical buyer is the IT or internal communications team of a company, hospital, plant or campus.