Harrison.ai vs Healx

Neither company has publicly disclosed a valuation, making a definitive size comparison difficult. Harrison.ai employs 100-500 people, while Healx has 1-50 employees.

Harrison.ai has raised more in total funding at $129M, compared to Healx's $47M — a gap of $82M.

Harrison.ai holds the higher Awaira Score at 68/100, compared to Healx's 55/100. The Awaira Score is a composite metric factoring in valuation, funding, stage, team size, and market presence — a 13-point gap that reflects meaningful differences in scale or traction.

Harrison.ai was founded by Aengus Tran in 2018. Healx was founded by Tim Guilliams in 2014. Visit each company's profile on Awaira for a full founder biography.

Harrison.ai: Harrison.ai develops AI radiology and pathology analysis software for clinical deployment, building FDA-cleared and TGA-registered algorithms for chest X-ray abnormality detection, CT pulmonary angiography analysis, and mammography screening under its Annalise.ai product brand. The Sydney company focuses on AI clinical decision support that helps radiologists prioritise worklists, detect abnormalities, and reduce reporting errors in high-volume radiology departments.\n\nThe company raised approximately $129 million including a Series C from investors including Blackbird Ventures, Skip Capital, and Telstra Ventures. Harrison.ai has deployed its Annalise.ai platform across Australian hospital networks and has received US FDA clearance for its chest X-ray AI product, enabling international commercial expansion beyond Australia. The company has published clinical validation studies demonstrating AI performance that is non-inferior to specialist radiologist reads on chest X-ray abnormality detection across multiple institutions.\n\nHarrison.ai competes in the AI radiology market against Aidoc, Lunit, Qure.ai, and Behold.ai, which all target radiologist workflow assistance and clinical alerting. The Australian healthcare market provides a strong home base given the National Health Service framework and centrally coordinated radiology procurement, while FDA clearance opens the substantially larger US radiology AI market. The company is considered one of Australia most promising medical AI companies and a flagship for the Australian healthcare technology ecosystem. Healx: Healx uses AI to identify and develop treatments for rare diseases, applying graph neural networks and multi-omics data analysis to repurpose existing approved drugs for new orphan disease indications. The Cambridge-based company focuses exclusively on rare diseases, where the small patient populations and limited existing literature make traditional drug discovery economically unviable without computational approaches that can extract signal from sparse data.\n\nThe company raised a $47 million Series B led by Balderton Capital and includes strategic investors from the rare disease patient advocacy community. Healx has assembled a pipeline of repurposing candidates for conditions including Fragile X syndrome, tuberous sclerosis complex, and other rare neurodevelopmental disorders, with several candidates advancing into clinical studies. The company partners with patient advocacy groups to access natural history data and patient registries that inform its disease models.\n\nHealx operates in a rare disease AI market that is less crowded than oncology-focused drug discovery AI but equally challenging due to regulatory complexity and small trial populations. The company competes with Healios, BenevolentAI, and specialist rare disease biotechs that are increasingly adopting computational methods. Its exclusive focus on rare diseases and its community partnerships represent a defensible niche that larger generalist AI drug discovery platforms have not prioritised.

Healx was founded first in 2014, giving it 4 years of additional market experience. Harrison.ai was founded later in 2018. In AI, even a year or two of head start can translate into significantly more training data, customer relationships, and institutional knowledge.

Harrison.ai has approximately 100-500 employees, while Healx has approximately 1-50. A larger team often signals higher revenue or venture backing, but in AI, smaller teams are increasingly capable of building at scale.

Yes, Harrison.ai and Healx are direct competitors — both operate in the AI Healthcare space and likely target overlapping customer segments. This comparison is especially relevant for buyers evaluating both platforms.