Luz Prime, a Rio de Janeiro–founded tech firm (2007), has expanded into Portugal with financial management software targeted at SMEs. The company describes the Portuguese tax environment as both a challenge and an opportunity, highlighting the demand for tools that automate finance tasks while ensuring local compliance. Its entry increases competition in the SME financial-tech market and underscores critical success factors: product localisation for Portuguese tax and accounting practices, competitive pricing for smaller firms, and partnerships with local advisers and integrators. Market uptake will hinge on how well Luz Prime adapts its offering to regulatory requirements and established local competitors.