Andersen’s team of experts delivers continuous support services, keeping systems running ceaselessly and helping significantly reduce downtime.

Application Support and Maintenance Services
Andersen delivers high-quality application support and maintenance services, providing for proactive monitoring and continuous assistance with critical systems. As such, we resolve incidents and maintain top performance for you. As a result, you reduce downtime and achieve long-term cost optimization.
Continuous application support services for your stability
Andersen’s delivers support and maintenance services across multiple different systems and industries, expanding and deepening our professional expertise.
Our proven support and maintenance services are concurrently focused on operational efficiency and continuous improvement so that your business can function and grow.
Application support services provided by Andersen
We deliver L1 services, handling user requests and incidents to ensure continuous support and keep systems running reliably.
Andersen can help you with:
- Processing inbound tickets and service requests;
- Handling calls, chats, and emails;
- Logging and categorizing incidents;
- Escalating unresolved issues to L2/L3 teams.
Andersen provides L2 services, managing applications, infrastructure, and environments to maintain system stability and application performance.
Our scope covers:
- Monitoring servers, databases, and integrations;
- Investigating and resolving infrastructure-related incidents;
- Managing configurations and environment settings;
- Supporting deployments and rollback procedures.
Andersen delivers high-quality L3 services, resolving code-level issues and implementing fixes to ensure continuous improvement and stable application performance.
We help with:
- Root cause analysis of complex incidents;
- Fixing defects and applying code patches;
- Supporting releases and hotfix deployments;
- Collaborating with development and DevOps teams.
Andersen's team of experts is fully equipped to provide services with round-the-clock monitoring to ensure continuous system visibility and effective and early issue detection.
This includes:
- Monitoring application and infrastructure metrics;
- Real-time alerting and incident detection;
- Tracking system health and availability;
- Maintaining monitoring dashboards and logs.
Andersen delivers services enhanced with AI-based analysis to support faster diagnostics and issue resolution.
Our expertise:
- Analyzing logs and system behavior patterns;
- Detecting anomalies and recurring issues;
- Supporting root cause identification;
- Assisting with preventive issue resolution.
Andersen provides solutions for incident and problem management, ensuring fast resolution and root cause analysis to significantly reduce downtime.
Our team can take care of:
- Incident detection, prioritization, and resolution;
- Problem identification and root cause analysis;
- Maintaining incident and problem logs;
- Implementing preventive measures.
Andersen delivers services with flexible SLA management, aligning response times and support levels with business requirements.
What you get with Andersen:
- Defining SLAs based on system criticality;
- Monitoring SLA compliance and KPIs;
- Adjusting response and resolution targets;
- Providing regular SLA performance reports.
Whatever your tech challenge is, our experts are ready to help you with any complex task.
Preventive application maintenance services we offer
In this aspect, our services focus on keeping systems stable, secure, and efficient by proactively managing performance, updates, risks, and continuous improvements before issues impact business operations.
Meet our expert

Vladimir Pedchenko
Senior Director of Managed Services and Security
15+
Years in IT Ops and Security
150+
Active service contracts
99.99%
Uptime for 10% of SLAs
At Andersen, Vladimir leads IT operations and security services, keeping customer systems secure and stable.
- Builds and leads high-performing and scalable IT teams;
- Ensures reliability and resilience across critical systems;
- Leads large-scale transformations and process improvements.


Application support and maintenance case studies
Explore how Andersen’s services have helped multiple clients reduce downtime and improve application performance across complex and dynamic industries.
Testimonials
With Andersen’s services, clients achieve continuous support, enhanced performance, and reduced downtime. Here is what they say about working with us.
Why Andersen is a trusted application maintenance and support company
Clients choose Andersen for application support and maintenance services that help reduce downtime, improve application performance, and ensure continuous support across all system layers.
Proven downtime reduction
We deliver services with proactive monitoring, automated alerts, and structured incident response. This significantly reduces downtime and ensures that all systems run smoothly.
Support across all levels
Andersen provides services across L1, L2, and L3, covering users, infrastructure, and code. This ensures continuous support and consistent application performance across all system layers.
Quick staff adjustments
Andersen enables flexible services by scaling maintenance teams based on workload and priorities. This quickens response times and ensures efficient resource allocation during peak demand.
Cost savings approach
Andersen delivers application maintenance services focused on optimization, automation, and efficient resource usage. This helps reduce maintenance costs and improve operational efficiency over time.
Security and compliance assurance
We integrate modern and advanced security controls and the best compliance practices. Such an approach protects against security threats and ensures alignment with industry standards.
AI and ML integration
Andersen enhances services with AI and ML capabilities for proactive monitoring and intelligent analysis. This helps identify issues earlier and improve your performance.
Right service delivery model for you
Shared managed team
Andersen’s shared managed team model provides you with a cost-effective and scalable solution. This approach to application support and maintenance is ideal for businesses looking for flexible support without the need for a full-time dedicated team. Resources are shared across multiple clients, allowing you to access specialized skills on demand.
Dedicated managed team
Andersen’s dedicated managed team model offers a personalized approach with a full-time team solely focused on your business needs. This option from our application maintenance company ensures continuity, in-depth knowledge of your environment, and a committed team ready to handle your projects and support requirements efficiently.
Staff augmentation
Andersen’s staff augmentation service allows you to seamlessly scale your workforce by adding highly skilled professionals to your existing team. Whether you need short-term support or long-term expertise, our specialists integrate smoothly into your operations, providing the flexibility to meet dynamic business demands.
Our application support and maintenance process
We take pride in being consistently recognized by various organizations worldwide for our purposeful and effective processes.
Requests and needs assessment
Andersen initiates services by analyzing business requirements, existing systems, and support scope to define priorities and risks:
- Monitoring and reporting: assessing current monitoring and reporting setup;
- Incident and problem management: reviewing existing incident flows and issue history;
- SLA and KPIs: defining initial response times and service expectations.
Maintenance and support services planning
Roles and responsibility alignment
Support and maintenance launch
Flexible service scaling
Tech stack for application support
When delivering application support and maintenance services, we rely on robust, widely adopted tools and the latest technologies, constantly maximizing the value they bring.
FAQ
Application support services focus on resolving user inquiries and incidents to keep systems operational. Application maintenance services focus on maintaining applications over time, including updates and improvements. In practice:
- Support means incident handling, assisting end-users, and service requests;
- Maintenance means updates, feature enhancements, and reducing technical debt;
- Both ensure the application remains stable across its lifecycle.
Book a free IT consultation!
What happens next?
An expert contacts you after having analyzed your requirements;
If needed, we sign an NDA to ensure the highest privacy level;
We submit a comprehensive project proposal with estimates, timelines, CVs, etc.
Customers who trust us





