We pursue a range of opportunities including business financing, asset, business or project management functions, property development or a combination of these activities.
Sentinel management is experienced in developing new and extant businesses in the security, electrical and logistic sectors, reviving businesses in distress, and managing complex projects. Sentinel businesses support public and private sector customers, and we are committed to developing local capabilities in the countries in which we operate.
Sentinel retains core competencies in finance, business development, ICT and work, health and safety to ensure we have the capability to provide a structured approach to compliance and risk mitigation.
Private Equity Investment
We actively seek opportunities to invest in companies and initiatives with potential to produce solid financial results and positive social outcomes. Our current portfolio ranges from renewable energy solutions in Australia and Indonesia to a training institute in Papua New Guinea.
From due diligence to the transaction stage, we evaluate opportunities based on our potential value-add. We see great opportunity in initiatives where our experience delivering quality services in high-stakes and complex environments can enhance processes, compliance and financial oversight. Key to our success is our expertise in developing and maintaining strategic stakeholder relationships resulting in mutually beneficial outcomes.
Due Diligence
Transaction
Business Plan Development & Implementation
Divestment Planning & Implementation

Property Investment
Sentinel’s investment portfolio is balanced by high-performing capital assets including property investments with Commonwealth tenants. Our current portfolio includes industrial and commercial assets in Canberra, one of the most resilient markets in Australia. Other interests include industrial and tourism sites in the Snowy Monaro region and significant development and tourism landholdings in the South Pacific.
Industrial Assets: Cooma & Canberra
Tourism Accommodation & Facilities: Lembongan Island, Indonesia and Berridale, Australia
Development: Cooma, Australia
Joint Ventures
We partner with a variety of stakeholders to achieve mutually beneficial commercial and social outcomes. We are passionate about the communities in which we operate and welcome opportunities to partner on sustainable initiatives with long-lasting benefits for their people and environment.
Koko Nene Swan Security Services – Joint venture between Koko Nene and Black Swan International


Electrical & Construction Services
From solar installations to electronic security, our team has a diverse range of technical specialties with one common characteristic: a drive to find high quality, cost-effective solutions for our customers. Our customer service is unique in our responsiveness, attention to detail and integrity. Our investments in this sector include our businesses in Cooma (GM ECM) and Papua New Guinea (ECM).