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From Chaos to Coordination: a transformative Journey through SIAM

From Chaos to Coordination: a transformative Journey through SIAM

The speed at which technology is changing is forcing IT departments to seek expertise outside their own organization more often.  If you collaborate with an increasing number of service providers, both internal and external, how do you keep your service quality high?  How do you maintain an overview?  How do you prevent them from working side by side and you unknowingly spend way too much money?  How can an IT organization manage an ‘end-to-end supply chain process’ in a ‘multi-sourced environment’?

Covalens is helping customers to improve their service organization’s maturity and effectiveness, especially in these increasingly complex circumstances.  We rely on our experience in this area and are obviously using market best practices and common methodologies such SIAM or frameworks like ITIL.

A question that is often raised by our customers: what is the difference between these two disciplines and where lies the value of applying them to our service organization?

Service Integration and Management (SIAM)?

Service Integration and Management (SIAM) is a management methodology designed to address the complexities of managing multiple (internal or external) service providers. It’s particularly relevant in environments where services are provided by a variety of suppliers. SIAM focuses on ensuring that all service providers work together effectively to deliver a seamless, integrated experience to the end user.

Key Features are:

  • Integration Focus: SIAM integrates services from various providers into a single, cohesive ecosystem.
  • Supplier Management: Manages relationships with multiple suppliers, ensuring they meet their contractual obligations.
  • Governance and Control: Centralizes governance and provides a consistent approach to managing services.
  • Customization: Adaptable to various organizational structures and service models.

ITIL Framework?

The Information Technology Infrastructure Library (ITIL) is a set of best practices for IT service management (ITSM) that focuses on aligning IT services with the needs of the business. ITIL provides a detailed description of several important IT practices with comprehensive checklists, tasks, and procedures that any organization can tailor to its needs.

Key Features are:

  • Service Lifecycle Approach: Structured around the lifecycle of services, from design to delivery and ongoing support.
  • Best Practice Guidance: Offers guidelines for achieving efficiency and effectiveness in IT operations.
  • Process Framework: Focuses on processes and functions within IT service management.
  • Continual Service Improvement: Emphasizes ongoing improvements to service quality and efficiency.

Comparing ITIL and SIAM?

  • Scope and Focus: SIAM is primarily focused on managing and integrating services across multiple suppliers, whereas ITIL offers a broader framework for all aspects of IT service management.
  • Approach: SIAM is inherently integrative, coordinating services among various providers. ITIL, while adaptable, is more prescriptive, offering specific processes and practices for managing IT services.
  • Flexibility: SIAM is highly adaptable to different supplier environments and can be implemented alongside various frameworks, including ITIL. ITIL, on the other hand, provides a comprehensive set of best practices that can be adapted but are more rigid in their structure.
  • Implementation: SIAM is often adopted in environments with complex service supply chains, while ITIL can be implemented in a wide range of IT environments, from single-provider setups to complex, multi-vendor arrangements. 


While both SIAM and ITIL aim to optimize IT service management, they differ significantly in their approach and focus. SIAM is ideal for scenarios involving multiple service providers, requiring a strong integration and management layer. ITIL, conversely, provides a comprehensive set of best practices for overall IT service management and can be the foundation for implementing SIAM or other service management approaches. Organizations often find value in using SIAM and ITIL in conjunction to leverage the strengths of both methodologies.


You can engage the experience of our SIAM Experts in different, possible scenarios, depending on your actual needs or the context you are in.  It is Covalens’ mission to play a neutral, independent role in three models:

  • As an internal Service Integrator
  • As an external Service Integrator
  • As an external Tower Service Integrator


Figure 1: Covalens as an Internal Service Integrator


Figure 2: Covalens as an External Service Integrator


Figure 3: Covalens as an External Tower Service Integrator


If you want to learn more about how Covalens could help you to improve overall maturity and effectiveness of your service organization in any of these scenarios based on SIAM, please do not hesitate to get in touch with Steve Dierckens: or +32-478/38.12.71.

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Bert Teuwen

Covalens HQ
Veldkant 33A
2550 Kontich