What is the Guava Group?
The Guava Group is the umbrella organisation that owns a deliberately designed portfolio of complementary businesses operating at the intersection of strategy, delivery, sustainability, technology, and professional capability.
Each entity within the Guava Group has been established to solve a specific gap, while collectively enabling people and organisations to move from intent to impact, turning ambition into outcomes that stand up under real-world pressure.
The Guava Group brings together project capability, sustainability services, managed services, and professional development to support people and organisations operating in complex, regulated, and high-stakes environments.
The Portfolio
Each Guava Group business plays a distinct role, while reinforcing a shared focus on practical delivery, sound governance, and measurable outcomes.
Guava Project Consulting Project, program and portfolio advisory and delivery, supporting high-stakes initiatives from strategy through to execution.
Guava Sustainability Services Practical sustainability and climate advisory, helping organisations navigate ESG, governance, energy, and disclosure requirements with confidence.
Green Project Delivery Embedding sustainability into the way projects are designed, governed, and delivered where many sustainability ambitions ultimately succeed or fail
Guava Managed Services Technology and operational services that strengthen delivery capability, reliability, and performance across critical systems and platforms
On Cue Professional development through learning, mentoring, coaching, and community, supporting individuals and organisations to build capability for the future.
The Portfolio
![On Cue [RGB] - Full Colour.png](https://cloud.katana.nexigen.digital/katana/XWlPTKbG6NwLdoeNIvo8Fr7SAPel2f3SHIajqYxI.webp)
![Guava SS [RGB] - Full Colour.png](https://cloud.katana.nexigen.digital/katana/9BoNxaU1sEn9d4EcVHbwvh76avWpy8dTjo6kJa3k.webp)
![Guava PC [RGB] - Full Colour.png](https://cloud.katana.nexigen.digital/katana/FsoonxBp22w3iW1FOJwFocQ2WaQwC50KATABzXNI.webp)
Guava Sustainability Services
Guava Sustainability Services helps organisations cut through sustainability complexity, turning environmental, social, and governance risks into clear, practical action.
We focus on smart, scalable solutions that deliver measurable outcomes without unnecessary complexity.
Whether preparing for mandatory climate disclosure, responding to customer expectations, or taking first steps on ESG, we tailor our support to your context and goals.
By combining strategic insight with technical and delivery expertise, we bridge the gap between ambition and execution helping you move forward with confidence and credibility.
Green Project Delivery
Green Project Delivery helps organisations embed sustainability directly into project governance, capital planning, and execution frameworks. We specialise in green project execution, climate risk integration, whole-of-life cost analysis, and sustainability-aligned stage-gate design to ensure ESG commitments translate into measurable delivery outcomes.
Guava Project Consulting
Guava Project Consulting is a project and program advisory firm specialising in governance, PMO design, project recovery and managed delivery.
As part of the Guava Group, we combine senior delivery expertise with sustainability, ESG and capability uplift to ensure projects achieve measurable outcomes.
Guava Managed Services
Guava Managed Services is an Australian-led provider of managed IT services Australia organisations rely on for stability, governance, and performance. As a hybrid managed services provider operating across Australia, we combine local leadership with global technical capability to deliver cloud and infrastructure management, application and platform support, service desk support, AI managed services, and structured service delivery governance.
Designed for mid-sized and mission-driven organisations, our managed services Australia model focuses on reliability, security, cost optimisation, and continuous improvement across modern and legacy environments. Through clear SLAs, transparent reporting, and accountable oversight, GMS delivers managed IT services in Australia that extend internal teams, reduce operational risk, and strengthen digital operations over time.
On Cue
On Cue is the Guava Group’s professional development and career growth platform, designed to help people be ready for the moments that matter in their careers. It brings together expert coaching, practical online learning, and a vibrant professional community to support individuals at every stage of their journey.
Inspired by the theatre term “on cue”, being perfectly prepared to act at the right moment, On Cue equips professionals with the skills, confidence, and connections they need to seize opportunities and progress with purpose.
Mark Lowy
About the Founder
Mark Lowy is the Founder of the Guava Group, a deliberately designed portfolio of complementary businesses operating at the intersection of strategy, sustainability, delivery, technology, and professional development. Through this integrated ecosystem, Mark helps organisations move from intent to impact by translating ambition into practical, executable outcomes.
Mark is best known for his delivery-led approach to sustainability. Through Guava Sustainability Services, he advises boards and executives on sustainability strategy, climate governance, mandatory climate disclosure readiness, energy audits, and implementation with a strong focus on clarity, ease, and real-world execution.
He also brings deep expertise in project, program, portfolio, and PMO environments through Guava Project Consulting, supporting high-stakes initiatives where credibility and outcomes matter.
Mark is a trusted advisor, mentor, and speaker who believes sustainability only matters if it is delivered.