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Deep Waters Consulting
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Our Leaders

Principals. Partners. Trusted Advisors.

Deep Waters is a principal-led advisory practice. Every engagement is personally led by experienced advisors who combine deep public, commercial and civil society expertise with practical judgement and a commitment to lasting impact.

Leadership that leads from experience

You work directly with senior advisers—no layers, no handovers.

You work with principals who bring the experience, judgement and stewardship needed to navigate complexity.

  • Experienced

    Decades of senior leadership across public, commercial and civil society work.

  • Principal-led

    Every engagement is personally led by a principal.

  • Trusted

    We earn trust through integrity, discretion and delivering on our promises.

  • Impact focused

    We work alongside clients to achieve meaningful, lasting outcomes.

Our Principals

Portrait of Nick Harvey

Nick Harvey

Co-founder & Principal

Nick is a trusted commercial advisor and business leader with extensive experience leading organisations, advising executives and helping businesses navigate growth, transformation and complexity.

He is recognised for combining strategic clarity with practical commercial judgement—bringing people together, aligning priorities and helping leaders make confident decisions that deliver measurable results.

Areas of expertise

  • Commercial Strategy
  • Governance
  • Executive Leadership
  • Strategic Facilitation
  • Business Growth
  • Organisational Performance
  • Mergers, Partnerships & Collaboration
  • Leadership Development
Portrait of Giselle Wansa-Harvey

Giselle Wansa-Harvey

Co-founder & Principal

Giselle is a highly regarded advisor and leader with deep experience in government, public policy and community transformation.

She is recognised for her collaborative approach, strategic insight and commitment to strengthening capability and delivering meaningful outcomes for people and communities.

Areas of expertise

  • Government Transformation
  • Organisational Transformation
  • Public Policy & Reform
  • Governance
  • Community Capability & Social Impact
  • Workforce Capability
  • Stakeholder Engagement
  • Cross-sector Collaboration

Our network

Our network. Your advantage.

We deliberately remain principal-led while maintaining a trusted network of specialists and delivery partners—bringing the right expertise at the right time.

Leadership & CoachingGovernance & BoardsStrategy & TransformationCommunity DevelopmentDelivery PartnersSubject Matter ExpertsDeep Waters Consulting

Typical network expertise

  • Leadership & Executive Coaching
  • Workforce Capability
  • Governance & Boards
  • Community Development
  • Strategy & Transformation
  • Digital & Data
  • Programme Delivery
  • Facilitation & Engagement
  • Commercial & Procurement
  • Subject Matter Experts
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Let’s start a conversation.

Let’s start a conversationExplore our experience