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Fractional Chief Sustainability Officer (CSO) | Australia & New Zealand

Access a vetted Fractional Chief Sustainability Officer to drive your ESG strategy, meet mandatory AASB S2 climate reporting obligations, and build your net zero roadmap – on your terms and budget.

ESG Reinvented: Fractional CSOs

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Today, prioritising ESG (Environmental, Social, and Governance) practices is no longer optional. Investors, customers, employees, regulators and stakeholders expect organisations to lead with purpose. The challenge isn’t if you should act – it’s how. This need led to the creation of our Fractional Chief Sustainability Officer (Fractional CSO) offering. Our tailored solutions help businesses navigate their ESG journey with confidence, without the overhead of a full-time team.

At Talent Nation, we have a pool of experienced practitioners ready to guide your business through the complexities of ESG. Our Fractional CSO service offers a transformative solution for companies starting their ESG journey or seeking to enhance their strategy without in-house expertise or the budget for external consultancies.
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years in ESG recruitment, Talent Nation understands the evolving sustainability landscape.
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of organisations remain unprepared for climate reporting requirements.*

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Australian businesses face mandatory disclosure requirements.

*Reference: The FY26 ESG, Environment & Sustainability Remuneration Report

Fractional Chief Sustainability Officer (CSO) | Australia & New Zealand
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What is a Fractional CSO?

Think of a Fractional CSO as your on-demand ESG strategist – offering the depth and insight of a full-time Chief Sustainability Officer, while providing the flexibility to fit your business structure and budget. From setting your net zero roadmap to navigating mandatory climate disclosures, they deliver high-impact outcomes without the overhead.

Expert leadership on demand
A senior sustainability professional who works with your business part-time or for a defined project period – delivering C-suite strategic guidance at a fraction of the cost.


Advisory or hands-on — your choice
Whether you need strategic direction, implementation support, or board-level reporting, the engagement is shaped entirely around your organisation’s needs.



Right expertise at every stage
As your ESG maturity grows, Talent Nation can match you with different specialists, ensuring you always have the right seniority and skill set for each phase.

The ESG pressures your business is facing

A Fractional CSO provides targeted expertise across the full range of sustainability and governance challenges confronting Australian businesses in 2026 and beyond.
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Net Zero Target Alignment

Setting credible science-based targets and building detailed decarbonisation plans that hold up to investor and regulatory scrutiny.
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Scope 1, 2 & 3 Reporting

Accurate measurement and reporting across your entire value chain, including complex Scope 3 supply chain emissions.
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Energy Efficiency & Reduction

Identifying opportunities to cut energy consumption, transition to renewables, and reduce operational costs alongside carbon.
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Sustainable Supply Chain

Ethical sourcing frameworks and supplier engagement programs that meet modern slavery obligations and investor expectations.
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Waste Elimination & Circularity

Circular economy strategies and waste reduction programs that deliver measurable environmental and financial returns.
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ESG Reporting & Disclosures

Preparing investor-grade ESG reports aligned with GRI, TCFD, AASB S1/S2, and other leading international frameworks.
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Pollution Reduction

Environmental risk assessments and pollution prevention strategies that protect licence to operate and community relationships.
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ESG Investor Relations

Crafting compelling sustainability narratives for board and investor audiences, including ESG ratings and index inclusion.
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Mandatory Non-Financial Reporting

Navigating Australia’s mandatory climate-related financial disclosure regime before ASIC enforcement intensifies.
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ESG Investor Relations & Board Reporting

Providing governance reporting, stakeholder communications and board-level sustainability dashboards.

Mandatory Climate Reporting Is Here

Australia’s mandatory climate-related financial disclosure regime is already impacting thousands of businesses. The stakes – legal exposure, reputational damage, and loss of investor confidence are real.



A Fractional CSO ensures you have the strategic capacity and technical expertise to comply and to use compliance as a platform for genuine sustainability leadership.

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A Fractional CSO provides targeted expertise across the full range of sustainability and governance challenges confronting Australian businesses in 2026 and beyond.

What can a Fractional CSO do for your business?

Wondering how involved your Fractional CSO will be? The answer is entirely up to you.

The role of a Fractional Chief Sustainability Officer adapts to your business needs. Whether you require high-level advisory support or hands-on operational involvement, the engagement is fully tailored to your ESG goals.

Primarily, a Fractional CSO provides strategic insights, helping you define and align your sustainability initiatives. If your business requires assistance with implementation, they can also manage ESG projects, collect critical data, and deliver training to empower your teams.

Depending on your needs, the scope of the role may shift. For instance, you might work with different CSOs as requirements evolve, ensuring the right expertise and seniority are applied to every stage of your sustainability strategy. This flexible approach ensures that your ESG efforts remain effective, cost-efficient, and aligned with your objectives.

Ready to Explore Your Options?

BOOK A CONSULTATION
Talent Nation has spent over a decade at the centre of Australia’s ESG and climate talent market. In just 15 minutes, one of our senior leaders can assess your AASB S2 readiness, identify your most urgent capability gaps, and recommend whether a Fractional CSO, a direct hire, or a combination is right for you.

01. Understand your obligations
We’ll clarify which reporting group you fall into, what’s required by when, and what the consequences of non-compliance look like for your specific organisation.



02. Map your capability gaps
We’ll quickly diagnose whether you need a Fractional CSO, a dedicated AASB S2 hire, or a team – and what skills matter most for your situation.



03. Leave with a clear next step
No lengthy proposal. No sales pressure. Just practical, expert guidance you can act on immediately – whether you engage Talent Nation or not.

BOOK A CONSULTATION

How Fractional CSO's can assist your business

Fractional CSOs and ESG specialists support organisations across strategy, reporting, compliance, and implementation. Their expertise helps businesses strengthen governance, build credible sustainability programs, manage data and disclosures, and deliver measurable environmental and social impact outcomes.
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Hands-On Guidance

If needed, a Fractional CSO can actively support your team by overseeing sustainability projects, managing data collection, and running ESG training sessions.
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Customised ESG Strategies

CSOs help to create and implement initiatives, from resource and energy conservation to pollution reduction and waste elimination.
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Strategic Counsel

CSOs provide expert advice and direction on how your business can align with ESG best practices.

Fractional CSO Recruitment FAQs

A Fractional CSO operates at the executive level — taking strategic ownership of your sustainability agenda, attending board meetings, and leading your team. A consultant typically delivers a discrete project or report. The Fractional CSO becomes part of your leadership team.
Engagements are tailored to your scope and time requirements, making them significantly more cost-effective than a full-time CSO hire. Contact us for a custom quote based on your specific needs.
In most cases, we can match you with a suitable Fractional CSO within two to three weeks of an initial consultation. For urgent compliance needs, we work to compress that timeline.
Not at all. Our Fractional CSO service is available to private companies, not-for-profits, family businesses, and any organisation that wants to advance its sustainability strategy or meet reporting obligations.
Our pool spans multiple sectors including financial services, real estate, resources, retail, infrastructure, FMCG, and technology. We match you based on sector relevance as well as technical ESG expertise.
Yes — this is one of the most common engagements. Your Fractional CSO will assess your readiness, identify data gaps, develop governance structures, and produce a disclosure that meets the standard’s requirements.

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