This is the *start* of a list of companies involved in consultancy or advising in the quantum computing sector, including quotes (in italics) from their home/about pages. Please send any suggestions for additions using the Contact form.

Hyperion Research –  “We help IT professionals, business executives, and the investment community make fact-based decisions on technology purchases and business strategy” This article by HPC Wire explains how Hyperion Research are ramping up their work in the quantum computing field in 2018.