About Us | Guerrilla Consulting

Meet The Team

Meet our team of industry experts at Guerrilla Consulting—seasoned professionals with extensive experience in ISO compliance, workplace safety, and risk management. With a proven track record across utilities, manufacturing, mining, military, construction, and distribution we provide practical, results-driven solutions that simplify compliance and enhance operational excellence.

Julia Siddall

Principal Consultant

With over 20 years of experience in ISO certification, risk management, and compliance auditing, Julia Siddall is a seasoned expert in integrated management systems, workplace safety, and ESG frameworks. As the Principal Consultant at Guerrilla Consulting, she has led organisations across mining, energy, manufacturing, and construction through ISO 9001, 14001, 45001, and 27001 certifications, ensuring operational excellence and regulatory compliance.

Simon Keyland Consultant

Simon’s career spans Europe and the Middle East, where he has helped companies navigate complex regulatory landscapes, build stakeholder trust, and align with global and regional CSR standards. These include ISO 26000, the EU Corporate Sustainability Reporting Directive, the UK Companies Act Section 172, and the United Nations Sustainable Development Goals. From corporate governance to risk management, he supports organisations in embedding responsible business practices that drive sustainable growth.

Chris Buckley Consultant

With a strong foundation in leadership, risk management, and compliance, Chris brings over 20 years of experience in Work Health & Safety (WHS), ISO certification, and operational risk management across mining, construction, defence, and high-risk industries.

Karen Pither

Water & Environmental Management Specialist

Karen Pither is a highly experienced water quality and environmental management professional with over 20 years of expertise in regulatory compliance, risk assessment, and management system development. Karen provides strategic solutions for water quality, environmental sustainability, and safety management across various industries, helping businesses meet regulatory obligations and adopt best-practice risk management frameworks.

Guerrilla Consulting Making Compliance Simple, Practical, and Effective.

Guerrilla Consulting

, we specialise in

ISO compliance, QMS, OHS & EMS systems and ESG solutions

tailored to your i

ndustry

. With a

practical, no-nonsense approach

, we help organisations

streamline compliance, enhance safety culture, and drive operational excellence

Our expertise spans

ISO 9001, 14001, and 45001 certification, 27001 and 19600, 22000 and SSIP bolt-ons, assurance audits and maintenance, risk management, and sustainability strategies

. Whether you're looking to

maintain certification, improve workplace culture, or strengthen governance frameworks

, we deliver

cost-effective, results-driven solutions

that work in the real world.

We believe compliance shouldn't be complicated. We

cut through the red tape

and provide

straightforward, actionable strategies that empower businesses to operate safely, efficiently, and responsibly.

Start with a cost effective gap analysis to understand your risks/opportunities; from $2200 +gst

We Are Certified EcoVadis Practitioners

EcoVadis practitioners are

sustainability experts

who help businesses improve their

Environmental, Social, and Governance (ESG) performance

and achieve higher

EcoVadis ratings

. With global supply chains increasingly prioritising

ethical sourcing, corporate responsibility, and sustainable operations

, having an

EcoVadis-certified expert

ensures your business meets

industry best practices and stakeholder expectations

Optimised ESG Performance – Practitioners help identify gaps in sustainability practices and implement improvements to boost your EcoVadis score.

Regulatory & Compliance Readiness – Stay ahead of global sustainability regulations and meet the expectations of investors, customers, and partners.

Competitive Advantage – A strong EcoVadis rating enhances brand reputation, attracts new business opportunities, and strengthens supply chain partnerships.

Risk Mitigation & Business Resilience – Practitioners help reduce operational risks, ensure ethical labor practices, and enhance environmental impact management.

EcoVadis-certified practitioners provide the expertise needed to navigate sustainability challenges, helping businesses drive long-term success through responsible and ethical practices.

Meet The Team