Our Services
Process
From Assessment to the Right Maintenance Service Level
Assessment
We assess the site and its current condition, review the findings together with you, provide recommendations for the necessary next steps, and determine the most suitable scope for a maintenance service agreement.
Lifecycle Partnership
A trusted lifecycle partner for 10–20+ years. We take responsibility for maintaining and supporting your system throughout its entire lifecycle, ensuring the highest possible levels of availability, reliability, and performance. Through proactive maintenance and expert lifecycle management, we help you maximize the return on your investment for years to come.
Elinkaaripalvelut
Engineering and project development services, commissioning services, modernization projects, BESS 2.0 refurbishment solutions, and recycling services as part of comprehensive lifecycle management throughout the entire lifetime of the system.
Service Levels
Maintenance Service Packages
Level 1
Blueberry
Services are performed on demand.
Reactive approach focused on responding to equipment failures and operational issues. Spare parts and maintenance services are provided on demand, with no fixed maintenance plan or recurring service fees.
Level 2
Strawberry
Planned Preventive Maintenance
Planned preventive maintenance based on annual maintenance schedules and component requirements. Includes maintenance planning, scheduling, execution, and reporting, with additional support services available as needed.
Level 3
Raspberry
Remote Monitoring and Lifecycle Management
A dedicated point of contact, 24/7 remote monitoring and operational support, scheduled preventive maintenance, spare parts management with rapid delivery capabilities, and proactive lifecycle management to ensure maximum system availability and long-term performance.
Level 4
Cloudberry
SLA Response Time Guarantee and 24/7 Continuous Condition Monitoring
The most comprehensive maintenance package on the market, featuring guaranteed SLA response times, continuous 24/7 condition monitoring, and a wide range of value-added services to maximize system availability, reliability, and performance throughout the asset lifecycle.
Why Choose a Maintenance Agreement
A BESS is a long-term investment whose value depends on high availability, safe operation, and minimal downtime. A maintenance agreement helps ensure that the system is continuously monitored, maintained, and developed in a structured manner throughout its entire lifecycle.
With proactive maintenance, potential anomalies and wear-prone components can be identified before they lead to production losses, safety risks, or costly corrective actions. At the same time, maintenance activities, inspections, and system updates are carried out at the right time and in accordance with manufacturer requirements, helping ensure the long-term reliability, safety, and performance of the system.

Contact Us
Whether you have a question, are facing a technical challenge, or need help finding the right solution, our experienced team is always ready to assist. We take the time to understand your needs, assess your situation, and provide clear, practical solutions tailored to your requirements. Don’t hesitate to get in touch – together, we’ll find the best way forward.
Aki Puolakka
Head of Services
aki.puolakka (at) besservice.fi
+358 44 527 1235
