
A consulting firm designed to help you navigate complexity.
Spire was founded on a simple observation: Strategy fails when structures, systems, and ways of working aren't designed to carry the vision forward.
As complexity increases, misalignment compounds. Decision-making slows. Ownership blurs. Performance erodes.
We design the structural conditions that allow strategy to translate into measurable performance.
We partner with leadership teams at critical inflection points to clarify direction, strengthen operating models, and align growth with capacity: growth, restructuring, market pressure, technology shifts, or internal misalignment.
Based in Canada. Serving clients worldwide.

What we stand for.
Our values guide how we show up for each other and for our clients. They reflect what we believe, how we lead, and the standards we hold ourselves to as a collective.
Our commitment to DEI is foundational to who we are and how we work.
Diversity, equity, and inclusion are integral to how we design systems, engage stakeholders, and support leaders navigating complexity.
We believe that strong strategy and execution require an understanding of who is at the table, who is absent, and how decisions affect different people and communities.
In practice, we bring an inclusive lens to discovery and engagement, designing processes that account for power, access, and lived experience, and helping organizations build structures that are effective and equitable.
We approach our work with humility, rigour, and a commitment to continuous learning.


Nicolle Sirisko MBA PMP
Founder & CEO | Principal Consultant
Nicolle is a seasoned executive and management consultant with deep experience leading organizations through growth, change, and complexity. She has served as Chief Operating Officer in professional services and marketing firms, overseeing cross-functional teams, managing multi-million-dollar portfolios, and designing frameworks that drive profitability, efficiency, and long-term growth.
Her work and leadership span client service, strategy, business development, branding/marketing, and operations, giving her a full and unique perspective on what it takes to scale organizations sustainably.
Nicolle founded Spire to drive meaningful growth built on purpose, powered by people, and sustained by systems that work.

Spire Consultants

Leah Aldin CPA
Leah is an operations, CX, and digital transformation leader with 17+ years shaping customer-first systems, optimizing processes, and delivering financial rigour across complex, cross-functional environments. She brings CPA-level depth in revenue recognition, contract execution, and program performance.
Areas of Expertise: Process Optimization; Customer Experience & Operations; Digital Transformation; Financial Operations; Program Leadership
Industry & Sector Experience: Finance/ FinTech; Supply Chain/ Logistics; Public Sector/ Government; Agricultural Technology (AgTech); Technology/ SaaS

Ewan Dunderdale MBA
Ewan is a senior data, analytics, and AI strategist with 27 years leading enterprise transformations, building consulting practices, and authoring data strategies for major Canadian organizations across regulated and complex sectors. His work spans data monetization, digital infrastructure, and modernization initiatives.
Areas of Expertise: Data Strategy; AI Strategy & Integration; Digital Transformation; Enterprise Analytics; Strategic Planning; Business Model Design; GTM Strategy
Industry & Sector Experience: AI & Machine Learning; Professional Services; Energy & Utilities; Nonprofit & Social Impact; International Development; Healthcare; Education

Vernell Gaspard MMA
Vernell is a strategic Business and Data Analyst with 15 years of experience translating complex data into clear, actionable insights that strengthen operational performance and decision-making. She holds a Master of Management Analytics from Queen’s University and has led cross-functional initiatives across Operations, Quality, Regulatory, and Technical teams to improve data integrity, streamline workflows, and enable better strategic decisions.
Areas of Expertise: Analytics & Reporting; AI Strategy & Integration; Systems & Workflow Design; Process Optimization; Data Governance & Quality; Change Management
Industry & Sector Experience: Technology/ SaaS; AI & Machine Learning; Pharmaceutical & Life Sciences; Manufacturing; Healthcare; Startups & Scaleups

Carine Rozen-Marom MBA
Carine is a strategic leader with 15+ years of international consulting experience advising Fortune 500 organizations and high-growth start-ups across technology, consumer goods, healthcare, infrastructure, and emerging sectors. She is known for leading complex, end-to-end initiatives and translating data into clear, compelling insights that drive market differentiation, operational clarity, and sustainable growth.
Areas of Expertise: GTM Strategy; Brand Strategy; Business Model Design; Strategic Planning; Market Research; Competitive Analysis; Governance & Org Design; HR Advisory
Industry & Sector Experience: Healthcare; Pharmaceutical; Biotech; AI & Machine Learning; Cybersecurity; CPG; Retail & E-Commerce; Real Estate; Manufacturing

Jake Wiegand MBA
Jake is a business planning and revenue operations leader who turns complex commercial challenges into clear, data-driven strategies that strengthen forecasting, alignment, and profitable growth. He brings deep experience enabling cross-functional decisions through analytics, financial modelling, and GTM insight.
Areas of Expertise: Strategic Planning; Revenue Operations; Forecasting & Analytics; GTM & Commercialization; Pricing Optimization
Industry & Sector Experience: Technology/ SaaS; Telcom; CPG; Retail/ E-Commerce
Interested in working with us?
We partner with a curated collective of senior-level consultants and specialists across strategy, operations, branding, marketing, finance, and business development.
If you’re an established expert who values collaboration, autonomy, and meaningful work, we invite you to learn more about joining the Spire collective.




