Engineering Mission-Critical Software Since 2005
Greenfossil delivers enterprise-grade web applications for healthcare, church management, education and events. Our solutions combine robust engineering, deep domain expertise and long-term partnership to help organisations thrive in a digital world.
Organisations we work with










Solutions Built Around Real Operational Challenges
Healthcare
Helping healthcare providers improve patient experience, optimise patient flow and gain real-time operational visibility through intelligent workflow and queue management solutions.
Church Management
Empowering churches to strengthen member engagement, support ministry growth and simplify administration through an integrated church management platform.
Events
Delivering seamless registration, ticketing and attendance experiences for conferences, camps, exhibitions and customer-facing events.
Custom Software Development
Transform complex business processes into secure, scalable web applications tailored to your organisation’s unique operational needs.
Managed Services
Providing secure cloud hosting, monitoring, backup and ongoing support so organisations can focus on their mission rather than their infrastructure.
Queue & Visitor Management
Improve customer experiences and reduce congestion with simple, contactless queue and crowd management solutions.
Support across the full lifecycle
Managed cloud, customisation, integration, support, and training — from deployment through daily operations.
Managed Cloud Services
Secure hosting, backup, and application monitoring for peace of mind.
Product Customisation
Consultative approach to deliver solutions optimized for your unique needs.
Support Services
Experienced engineers providing timely, high-quality responses.
Singpass Integration
Security services and government API integration expertise.
Training Services
Customized training for our solutions, products, and technology stacks.
Purpose-built solutions
Engineered software for organisations with complex operational demands.
Sojourner
Membership & Ministry Management
For churches and religious organisations, Sojourner streamlines membership, ministry, events and giving.
Learn more →Nexus
Patient Flow Management
For hospitals and healthcare providers, Nexus streamlines patient flow, queue management and operational visibility.
Learn more →Nex Queue
Simple Queue System
For events and customer service environments, Nex Queue streamlines visitor flow and queue management.
Learn more →Why Greenfossil?
20+ Years
More than two decades delivering software for healthcare, churches, education and public-sector organisations.
Domain Expertise
We understand the operational challenges behind the technology and design solutions that work in the real world.
Enterprise Engineering
Enterprise-grade architecture, layered security controls and dependable cloud operations.
Long-Term Partnership
We support, enhance and evolve our clients’ systems for years.
Greenfossil is perhaps the only IT solutions provider, that I know, that understands the business, thinks ahead and thinks beyond IT.
Sojourner has indeed proven to be the right platform of choice, with its robust system design, rich functionality and intuitive usability.
Looking for a rewarding career or internship?
Join our team and help build the next generation of enterprise software.
View OpportunitiesCome talk to us
Let's discuss how we can help you build enterprise grade web applications.