Semiconductors have been essential hardware components since the birth of modern computing technology, but with the rise of AI, they are more vital than ever. As companies pivot to integrating AI capabilities into their products, they’re turning to specialized semiconductors that can withstand the immense computer power required to train large language models, or LLMs. Below, we gathered some of the top semiconductor companies in London, and many are developing AI-specific chips.
Top Semiconductor Companies in London
- NVIDIA
- Qualcomm
- Arrow Electronics
- Flexciton
- Alphawave
Semiconductor Companies in London
Qualcomm develops many mobile processors that power today’s smartphones and laptops. For example, its Snapdragon processors are found in Android phones and Windows-based computers. They are built to function seamlessly with generative AI platforms like Copilot. In addition to its mobile semiconductors, Qualcomm also manufactures chips found in IoT devices, Bluetooth speakers and cameras.
NVIDIA develops high-end semiconductors and is one of the fastest-growing tech companies thanks to the rise of artificial intelligence. With offices in London, Silicon Valley and around the world, the company developed the Blackwell chip, which features specially designed architecture to support LLM training. NVIDIA’s other products include graphics processing units, or GPUs, for personal computers.
Alphawave is a semiconductor design company that uses its library of semiconductor technology to create custom silicon solutions, such as SoC systems optimized for high-performance usage. According to Alphawave, many of its products are used in data centers.
Flexciton’s software helps chip companies improve their fabrication through AI implementation. Its platform provides automated scheduling, which can optimize cycle time and batching efficiency while also leading to increased batch sizes. Flexciton was founded in 2016 and has secured serious funding over the years to advance its product.




