Mature man with glasses and a trimmed beard smiling confidently, standing in warm natural light against a modern backdrop.
Mature man with glasses and a trimmed beard smiling confidently, standing in warm natural light against a modern backdrop.

Marc Siles

Strategy Consultant
Executive & Leadership Coach

Your boutique partner to transform strategy into growth

Your boutique partner to transform strategy into growth

Close-up abstract image of translucent gel or oil bubbles suspended in liquid, creating a scientific and artistic texture.
Close-up abstract image of translucent gel or oil bubbles suspended in liquid, creating a scientific and artistic texture.
Close-up abstract image of translucent gel or oil bubbles suspended in liquid, creating a scientific and artistic texture.
Close-up abstract image of translucent gel or oil bubbles suspended in liquid, creating a scientific and artistic texture.
Close-up abstract image of translucent gel or oil bubbles suspended in liquid, creating a scientific and artistic texture.
Close-up abstract image of translucent gel or oil bubbles suspended in liquid, creating a scientific and artistic texture.

What we do

What we do

What we do

The Leadership Challenge

The modern leadership challenge is moving beyond reaction to creation, operating as architects of the future in a world of constant disruption. Build a resilient system that empowers your teams to execute with discipline, adapt to change, and drive measurable, lasting impact

A Proven Path to Advantage

Organizations can gain a lasting competitive advantage by applying Marc Siles’s Strategic Impact Framework (SIF) to co-create strategy, translate it into shared cultural behaviors, and drive execution excellence.

Enduring values are the heartbeat of lasting impact.

They are in the heart of everything I do.

Partnership

We combine your business knowledge with my expertise to create strategies and solutions that deliver measurable, meaningful impact.

Sustainability

Every framework and solution is built for the long term, so your organization can adapt, grow, and thrive well into the future.

Ethical Growth

Success matters only when it’s achieved with integrity. I help leaders align decisions with their values to benefit their organization, their people, and the world.

Mature man with glasses and a trimmed beard smiling confidently, standing in warm natural light against a modern backdrop.
Signature
Mature man with glasses and a trimmed beard smiling confidently, standing in warm natural light against a modern backdrop.
Signature
Mature man with glasses and a trimmed beard smiling confidently, standing in warm natural light against a modern backdrop.
Signature

Marc Siles

Marc Siles

Strategy Consultant
Executive & Leadership Coach

Strategy Consultant
Executive & Leadership Coach

Our services

Our services

Our services

Our Strategic Impact Framework (SIF)

Our framework guides executives and organizations to create and adjust their strategies, ensuring ownership and sustainability, while embedding the behaviors and norms that turn plans into measurable and sustainable results.

Female scientist wearing a white coat and gloves examines a sample slide in a modern laboratory setting.
Female scientist wearing a white coat and gloves examines a sample slide in a modern laboratory setting.
Female scientist wearing a white coat and gloves examines a sample slide in a modern laboratory setting.

Strategy Creation & Cascading

Align teams around shared goals and roadmaps.

Culture Identity Design

Translate strategy into everyday leadership mindsets and practices.

Execution & Performance - Leadership Training

A high-impact, tailored Leadership Development Program for your leadership team and organization

Selective 1-1 Mentoring

Provide discreet, high-impact support for CEOs or senior leaders.

Our Impact

Our Impact

Our Impact

Unlocking workplace excellence

Our Leadership and strategy development programs have touched thousands of leaders, and increased their leadership capabilities with, on-avarage 27% across all critical leadership skills.

30+

Companies supported

30+

Companies supported

30+

Companies supported

1000+

Leaders trained

1000+

Leaders trained

1000+

Leaders trained

27%

Avg. increase in critical skills

27%

Avg. increase in critical skills

27%

Avg. increase in critical skills

Testimonials

Testimonials

Testimonials

Real stories from leaders who’ve seen their culture, teamwork, and results transformed through working with Marc.
Borgar Axelsson

Human Resource Manager

IMO

The Icelandic Meteorological Office has benefited greatly from Marc’s expertise in strategic planning and leadership development. His combination of deep knowledge, organization, and innovative use of AI has exceeded expectations. Marc’s professional approach leaves behind lasting tools and insights that strengthen both managers and teams.

Borgar Axelsson

Human Resource Manager

IMO

The Icelandic Meteorological Office has benefited greatly from Marc’s expertise in strategic planning and leadership development. His combination of deep knowledge, organization, and innovative use of AI has exceeded expectations. Marc’s professional approach leaves behind lasting tools and insights that strengthen both managers and teams.

Borgar Axelsson

Human Resource Manager

IMO

The Icelandic Meteorological Office has benefited greatly from Marc’s expertise in strategic planning and leadership development. His combination of deep knowledge, organization, and innovative use of AI has exceeded expectations. Marc’s professional approach leaves behind lasting tools and insights that strengthen both managers and teams.

Trusted by organizations facing global complexity, and upholding societal infrastructure.
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Frequently Asked
Questions

Why Strategy, Culture & Execution Must Work Together?

They form an interconnected trilogy—the foundation of lasting success. - Strategy informs culture by setting the vision, ambition, and values that give direction and meaning. Without a compelling strategy, culture drifts and execution becomes fragmented. - Culture drives execution by empowering teams with clarity, ownership, and cohesion. A strong culture translates abstract goals into daily behaviors, ensuring people feel connected to the mission and motivated to deliver. - Execution validates strategy because outcomes provide the ultimate feedback. Results show whether the vision is realistic, whether the culture supports it, and what must be refined. When aligned, the three elements turn vision into measurable impact. They create organizations where ambition inspires, culture sustains, and disciplined execution delivers. When disaligned, the opposite occurs: strategies become empty slide decks, cultures erode into disengagement or toxicity, and execution stalls under confusion or resistance. The real power lies in the integration—leaders who master the interplay of strategy, culture, and execution build organizations that not only perform today but adapt, grow, and endure tomorrow.

How Growing and M&A-Active Companies Apply SIF

SIF helps growing or M&A-active companies align strategy, culture, and execution through a shared identity or “cultural spine.” This model provides the connective tissue that allows organizations to expand without losing coherence. - Reduces fragmentation across acquired entities by establishing a unifying ambition and shared leadership principles, ensuring that new teams feel part of something larger rather than isolated silos. - Speeds up integration with clear expectations around behaviors, decision-making norms, and execution disciplines—so leaders spend less time negotiating “how we work” and more time creating value. - Anchors leaders and teams in shared principles while allowing brand autonomy, giving each unit room to express its strengths without undermining alignment. - Balances unity at the core with freedom at the edge, ensuring innovation thrives at the local or brand level while the whole company moves in the same strategic direction. For organizations navigating rapid growth or complex M&A, SIF acts as both compass and glue: it preserves focus, accelerates cohesion, and protects culture from dilution, turning scale into a source of strength rather than friction.

How do we start a strategy redesign without external consultants?

We start by mobilizing our own people. Instead of importing a strategy from the outside, the most effective approach is to build it from within—rooted in internal wisdom, co-creation, and cascading capability. - We involve stakeholders in co-creating and building ownership. Through workshops, surveys, and interviews, we capture the voice of employees and stakeholders, ensuring the strategy reflects both ambition and reality. It becomes our collective vision, not just management’s plan. - We define and clearly communicate vision and priorities. Insights are translated into a simple, compelling direction that links purpose with execution and aligns the entire organization. - We use agile, iterative methods with continuous feedback. Strategy is not a one-off exercise. Short cycles of design, testing, and adjustment keep it adaptive and relevant. - We run discovery to identify gaps. Reviewing documents, stakeholder input, and performance data helps us ground the redesign in facts and uncover blind spots. - We host focused workshops to define identity, values, and priorities. These sessions establish a unifying cultural spine that anchors execution while respecting diversity across teams. - We train internal “strategy ambassadors.” These employees lead cascading dialogues, translating the strategy into local contexts and sustaining alignment long after the launch. The process culminates in a collective launch moment—such as an Engagement Day—where everyone sees their fingerprints on the final product. This builds pride, belonging, and momentum, turning the strategy into action from day one.

What’s the difference between SIF and traditional OKR frameworks?

The Strategic Impact Framework (SIF) is not a goal-setting method—it is a holistic leadership system that integrates strategy, culture, and execution into one coherent model. OKRs, by contrast, are a goal-setting tool that can operate within SIF’s performance pillar. - SIF defines the whole system. It clarifies the vision and ambition (strategy), anchors the values and behaviors that shape daily work (culture), and translates these into outcomes and disciplined follow-through (execution). - Our framework goes beyond targets. It ensures that goals are not just numbers on a dashboard but are connected to purpose, leadership principles, and a shared cultural identity. This prevents the common trap of “hitting the target but missing the point.” - Within SIF, OKRs provide the rigor to track progress, while meaningful performance reviews—anchored in both cultural alignment and strategic priorities—provide the feedback loops needed to refine and evolve. In short, SIF provides the architecture; OKRs provide the instrumentation. One without the other risks being incomplete. With SIF, organizations ensure that goals live in a broader system of meaning, belonging, and disciplined execution—turning ambition into lasting impact.

How does SIF speed up cultural integration after an acquisition?

SIF accelerates integration by providing a unifying system that reduces confusion and builds alignment across newly combined entities. Instead of leaving culture to chance, it gives leaders and teams a clear framework to rally around. - We define a shared identity and values to reduce ambiguity. This creates an immediate sense of belonging and direction, helping employees understand what the new organization stands for. - We establish a cultural “spine” for consistent leadership and decision-making. This spine acts as a reference point for how leaders communicate, prioritize, and resolve conflicts across different units. - We create clarity in leadership behaviors across brands. By setting expectations for how leaders show up, SIF ensures cultural consistency without erasing local strengths. - We allow autonomy at the edge while ensuring unity at the core. Individual brands or units keep their distinctiveness, but the overall system moves in one strategic direction. With SIF, integration is not about assimilation but acceleration. New teams don’t just “fit in”—they actively contribute to a shared vision while retaining the agility and innovation that made them valuable in the first place.

Can AI safely support strategic planning?

Yes—when used thoughtfully, AI enhances strategic planning by amplifying human judgment rather than replacing it. It acts as a decision-support system, giving leaders sharper insights and freeing time for higher-order thinking. - We gain data-driven insights for better decisions. AI can process vast amounts of information, identify patterns, and highlight risks or opportunities that may be invisible to traditional analysis. - We streamline processes and analysis. From scenario modeling to trend forecasting, AI accelerates the work that often slows strategy down, enabling leadership teams to focus on meaning and direction. - We support problem-solving and simulations. AI allows organizations to test strategic options, model potential outcomes, and stress-test plans against different scenarios with greater speed and accuracy. - We refine strategies continuously. By integrating real-time data, AI helps leaders adjust priorities and execution with agility, turning planning into an ongoing, adaptive process. AI does not replace leadership—it augments it. The Strategic Impact Framework ensures that technology is embedded within a culture of values, purpose, and accountability so insights turn into responsible and effective actions.

Why Strategy, Culture & Execution Must Work Together?

They form an interconnected trilogy—the foundation of lasting success. - Strategy informs culture by setting the vision, ambition, and values that give direction and meaning. Without a compelling strategy, culture drifts and execution becomes fragmented. - Culture drives execution by empowering teams with clarity, ownership, and cohesion. A strong culture translates abstract goals into daily behaviors, ensuring people feel connected to the mission and motivated to deliver. - Execution validates strategy because outcomes provide the ultimate feedback. Results show whether the vision is realistic, whether the culture supports it, and what must be refined. When aligned, the three elements turn vision into measurable impact. They create organizations where ambition inspires, culture sustains, and disciplined execution delivers. When disaligned, the opposite occurs: strategies become empty slide decks, cultures erode into disengagement or toxicity, and execution stalls under confusion or resistance. The real power lies in the integration—leaders who master the interplay of strategy, culture, and execution build organizations that not only perform today but adapt, grow, and endure tomorrow.

How Growing and M&A-Active Companies Apply SIF

SIF helps growing or M&A-active companies align strategy, culture, and execution through a shared identity or “cultural spine.” This model provides the connective tissue that allows organizations to expand without losing coherence. - Reduces fragmentation across acquired entities by establishing a unifying ambition and shared leadership principles, ensuring that new teams feel part of something larger rather than isolated silos. - Speeds up integration with clear expectations around behaviors, decision-making norms, and execution disciplines—so leaders spend less time negotiating “how we work” and more time creating value. - Anchors leaders and teams in shared principles while allowing brand autonomy, giving each unit room to express its strengths without undermining alignment. - Balances unity at the core with freedom at the edge, ensuring innovation thrives at the local or brand level while the whole company moves in the same strategic direction. For organizations navigating rapid growth or complex M&A, SIF acts as both compass and glue: it preserves focus, accelerates cohesion, and protects culture from dilution, turning scale into a source of strength rather than friction.

How do we start a strategy redesign without external consultants?

We start by mobilizing our own people. Instead of importing a strategy from the outside, the most effective approach is to build it from within—rooted in internal wisdom, co-creation, and cascading capability. - We involve stakeholders in co-creating and building ownership. Through workshops, surveys, and interviews, we capture the voice of employees and stakeholders, ensuring the strategy reflects both ambition and reality. It becomes our collective vision, not just management’s plan. - We define and clearly communicate vision and priorities. Insights are translated into a simple, compelling direction that links purpose with execution and aligns the entire organization. - We use agile, iterative methods with continuous feedback. Strategy is not a one-off exercise. Short cycles of design, testing, and adjustment keep it adaptive and relevant. - We run discovery to identify gaps. Reviewing documents, stakeholder input, and performance data helps us ground the redesign in facts and uncover blind spots. - We host focused workshops to define identity, values, and priorities. These sessions establish a unifying cultural spine that anchors execution while respecting diversity across teams. - We train internal “strategy ambassadors.” These employees lead cascading dialogues, translating the strategy into local contexts and sustaining alignment long after the launch. The process culminates in a collective launch moment—such as an Engagement Day—where everyone sees their fingerprints on the final product. This builds pride, belonging, and momentum, turning the strategy into action from day one.

What’s the difference between SIF and traditional OKR frameworks?

The Strategic Impact Framework (SIF) is not a goal-setting method—it is a holistic leadership system that integrates strategy, culture, and execution into one coherent model. OKRs, by contrast, are a goal-setting tool that can operate within SIF’s performance pillar. - SIF defines the whole system. It clarifies the vision and ambition (strategy), anchors the values and behaviors that shape daily work (culture), and translates these into outcomes and disciplined follow-through (execution). - Our framework goes beyond targets. It ensures that goals are not just numbers on a dashboard but are connected to purpose, leadership principles, and a shared cultural identity. This prevents the common trap of “hitting the target but missing the point.” - Within SIF, OKRs provide the rigor to track progress, while meaningful performance reviews—anchored in both cultural alignment and strategic priorities—provide the feedback loops needed to refine and evolve. In short, SIF provides the architecture; OKRs provide the instrumentation. One without the other risks being incomplete. With SIF, organizations ensure that goals live in a broader system of meaning, belonging, and disciplined execution—turning ambition into lasting impact.

How does SIF speed up cultural integration after an acquisition?

SIF accelerates integration by providing a unifying system that reduces confusion and builds alignment across newly combined entities. Instead of leaving culture to chance, it gives leaders and teams a clear framework to rally around. - We define a shared identity and values to reduce ambiguity. This creates an immediate sense of belonging and direction, helping employees understand what the new organization stands for. - We establish a cultural “spine” for consistent leadership and decision-making. This spine acts as a reference point for how leaders communicate, prioritize, and resolve conflicts across different units. - We create clarity in leadership behaviors across brands. By setting expectations for how leaders show up, SIF ensures cultural consistency without erasing local strengths. - We allow autonomy at the edge while ensuring unity at the core. Individual brands or units keep their distinctiveness, but the overall system moves in one strategic direction. With SIF, integration is not about assimilation but acceleration. New teams don’t just “fit in”—they actively contribute to a shared vision while retaining the agility and innovation that made them valuable in the first place.

Can AI safely support strategic planning?

Yes—when used thoughtfully, AI enhances strategic planning by amplifying human judgment rather than replacing it. It acts as a decision-support system, giving leaders sharper insights and freeing time for higher-order thinking. - We gain data-driven insights for better decisions. AI can process vast amounts of information, identify patterns, and highlight risks or opportunities that may be invisible to traditional analysis. - We streamline processes and analysis. From scenario modeling to trend forecasting, AI accelerates the work that often slows strategy down, enabling leadership teams to focus on meaning and direction. - We support problem-solving and simulations. AI allows organizations to test strategic options, model potential outcomes, and stress-test plans against different scenarios with greater speed and accuracy. - We refine strategies continuously. By integrating real-time data, AI helps leaders adjust priorities and execution with agility, turning planning into an ongoing, adaptive process. AI does not replace leadership—it augments it. The Strategic Impact Framework ensures that technology is embedded within a culture of values, purpose, and accountability so insights turn into responsible and effective actions.

Why Strategy, Culture & Execution Must Work Together?

They form an interconnected trilogy—the foundation of lasting success. - Strategy informs culture by setting the vision, ambition, and values that give direction and meaning. Without a compelling strategy, culture drifts and execution becomes fragmented. - Culture drives execution by empowering teams with clarity, ownership, and cohesion. A strong culture translates abstract goals into daily behaviors, ensuring people feel connected to the mission and motivated to deliver. - Execution validates strategy because outcomes provide the ultimate feedback. Results show whether the vision is realistic, whether the culture supports it, and what must be refined. When aligned, the three elements turn vision into measurable impact. They create organizations where ambition inspires, culture sustains, and disciplined execution delivers. When disaligned, the opposite occurs: strategies become empty slide decks, cultures erode into disengagement or toxicity, and execution stalls under confusion or resistance. The real power lies in the integration—leaders who master the interplay of strategy, culture, and execution build organizations that not only perform today but adapt, grow, and endure tomorrow.

How Growing and M&A-Active Companies Apply SIF

SIF helps growing or M&A-active companies align strategy, culture, and execution through a shared identity or “cultural spine.” This model provides the connective tissue that allows organizations to expand without losing coherence. - Reduces fragmentation across acquired entities by establishing a unifying ambition and shared leadership principles, ensuring that new teams feel part of something larger rather than isolated silos. - Speeds up integration with clear expectations around behaviors, decision-making norms, and execution disciplines—so leaders spend less time negotiating “how we work” and more time creating value. - Anchors leaders and teams in shared principles while allowing brand autonomy, giving each unit room to express its strengths without undermining alignment. - Balances unity at the core with freedom at the edge, ensuring innovation thrives at the local or brand level while the whole company moves in the same strategic direction. For organizations navigating rapid growth or complex M&A, SIF acts as both compass and glue: it preserves focus, accelerates cohesion, and protects culture from dilution, turning scale into a source of strength rather than friction.

How do we start a strategy redesign without external consultants?

We start by mobilizing our own people. Instead of importing a strategy from the outside, the most effective approach is to build it from within—rooted in internal wisdom, co-creation, and cascading capability. - We involve stakeholders in co-creating and building ownership. Through workshops, surveys, and interviews, we capture the voice of employees and stakeholders, ensuring the strategy reflects both ambition and reality. It becomes our collective vision, not just management’s plan. - We define and clearly communicate vision and priorities. Insights are translated into a simple, compelling direction that links purpose with execution and aligns the entire organization. - We use agile, iterative methods with continuous feedback. Strategy is not a one-off exercise. Short cycles of design, testing, and adjustment keep it adaptive and relevant. - We run discovery to identify gaps. Reviewing documents, stakeholder input, and performance data helps us ground the redesign in facts and uncover blind spots. - We host focused workshops to define identity, values, and priorities. These sessions establish a unifying cultural spine that anchors execution while respecting diversity across teams. - We train internal “strategy ambassadors.” These employees lead cascading dialogues, translating the strategy into local contexts and sustaining alignment long after the launch. The process culminates in a collective launch moment—such as an Engagement Day—where everyone sees their fingerprints on the final product. This builds pride, belonging, and momentum, turning the strategy into action from day one.

What’s the difference between SIF and traditional OKR frameworks?

The Strategic Impact Framework (SIF) is not a goal-setting method—it is a holistic leadership system that integrates strategy, culture, and execution into one coherent model. OKRs, by contrast, are a goal-setting tool that can operate within SIF’s performance pillar. - SIF defines the whole system. It clarifies the vision and ambition (strategy), anchors the values and behaviors that shape daily work (culture), and translates these into outcomes and disciplined follow-through (execution). - Our framework goes beyond targets. It ensures that goals are not just numbers on a dashboard but are connected to purpose, leadership principles, and a shared cultural identity. This prevents the common trap of “hitting the target but missing the point.” - Within SIF, OKRs provide the rigor to track progress, while meaningful performance reviews—anchored in both cultural alignment and strategic priorities—provide the feedback loops needed to refine and evolve. In short, SIF provides the architecture; OKRs provide the instrumentation. One without the other risks being incomplete. With SIF, organizations ensure that goals live in a broader system of meaning, belonging, and disciplined execution—turning ambition into lasting impact.

How does SIF speed up cultural integration after an acquisition?

SIF accelerates integration by providing a unifying system that reduces confusion and builds alignment across newly combined entities. Instead of leaving culture to chance, it gives leaders and teams a clear framework to rally around. - We define a shared identity and values to reduce ambiguity. This creates an immediate sense of belonging and direction, helping employees understand what the new organization stands for. - We establish a cultural “spine” for consistent leadership and decision-making. This spine acts as a reference point for how leaders communicate, prioritize, and resolve conflicts across different units. - We create clarity in leadership behaviors across brands. By setting expectations for how leaders show up, SIF ensures cultural consistency without erasing local strengths. - We allow autonomy at the edge while ensuring unity at the core. Individual brands or units keep their distinctiveness, but the overall system moves in one strategic direction. With SIF, integration is not about assimilation but acceleration. New teams don’t just “fit in”—they actively contribute to a shared vision while retaining the agility and innovation that made them valuable in the first place.

Can AI safely support strategic planning?

Yes—when used thoughtfully, AI enhances strategic planning by amplifying human judgment rather than replacing it. It acts as a decision-support system, giving leaders sharper insights and freeing time for higher-order thinking. - We gain data-driven insights for better decisions. AI can process vast amounts of information, identify patterns, and highlight risks or opportunities that may be invisible to traditional analysis. - We streamline processes and analysis. From scenario modeling to trend forecasting, AI accelerates the work that often slows strategy down, enabling leadership teams to focus on meaning and direction. - We support problem-solving and simulations. AI allows organizations to test strategic options, model potential outcomes, and stress-test plans against different scenarios with greater speed and accuracy. - We refine strategies continuously. By integrating real-time data, AI helps leaders adjust priorities and execution with agility, turning planning into an ongoing, adaptive process. AI does not replace leadership—it augments it. The Strategic Impact Framework ensures that technology is embedded within a culture of values, purpose, and accountability so insights turn into responsible and effective actions.