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The Thomas Armstrong Group is proud to announce its inclusion in The Construction Index’s prestigious Top 100 Construction Companies of 2025, featured in the highly anticipated September 2025 magazine.

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The annual analysis, which ranks the largest and best-performing construction firms in the UK, highlighted the Thomas Armstrong Group as an exemplar of financial health, noting its profitability and outstanding efficiency among all companies covered in the Top 100 analysis.

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This remarkable financial performance underscores the strength and resilience of the Group's integrated business model, which successfully links its core divisions: building product manufacturing (including concrete blocks and timber), aggregates, bespoke joinery, and construction. By controlling its supply chain and maintaining operational efficiency across multiple sectors, the Group has consistently demonstrated its commitment to delivering value and quality while maintaining robust profitability.

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The achievement reflects the efficiency and collaboration across the entire integrated model, from the quarry and the factory floor to the construction site. It shows that by controlling the quality of our materials and the expertise of our services, we can thrive even in a challenging economic climate.

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The recognition by The Construction Index serves as a firm endorsement of the Thomas Armstrong Group's dedication to quality, integrity, and long-term financial stability, all principles that have guided the company since its founding in 1830. The Group remains committed to maintaining this high level of performance, quality, and value for all its clients and partners, ensuring this standard continues for many years to come.

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