Sia Acquires UK-based The Upside

Sia set to acquire UK-based agency The Upside, bolstering branding, strategy, and innovation capabilities in the region.

Michael Webb | May 09, 2025

Management consulting firm Sia is set to acquire UK-based agency The Upside, in a move that will bolster Sia’s branding, strategy, and innovation capabilities in the region. The acquisition is part of Sia’s broader growth strategy and will see The Upside become a key component of Sia’s Next-Gen positioning.

The financial terms of the acquisition have not been disclosed. However, the deal comes just two months after Sia secured a 250 million euros minority investment from Blackstone. The Upside is a leading consulting agency known for its work in branding, strategy and innovation. The agency has a strong presence in the UK market and works with a diverse range of clients across the tech, retail and consumer goods sectors.

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Sia Acquires UK-based The Upside

Sia Acquires UK-based The Upside

Sia set to acquire UK-based agency The Upside, bolstering branding, strategy, and innovation capabilities in the region.