Who is the manufacture of Technika?

Technika is a brand owned by Dixons Carphone plc, a British multinational consumer electronics and mobile phone retailer.

They don't actually manufacture the products themselves. Instead, they contract other companies to make the Technika products based on their specifications.

So, there isn't a single manufacturer of Technika products. It's a brand used by Dixons Carphone to market a range of electronics, often at lower price points.