Ocado have worked with Xi Engineering on collaborative projects a number of times, Xi have always delivered top quality output with very good communication throughout the entire process. I have personally had great experiences working with Brett and Donald; would recommend!
Highly professional and experience team finding novel solutions to model and assess sound propagation in complex environments.
Its difficult to find high-end technical expertise like this, but when you do they can provide insights and value beyond most engineering analyses.
Xi Engineering have a truly high-quality team that can solve VERY COMPLEX problems. I would highly recommend them.
Always delivery against what you want, with some very interesting insights against the things you didnt know about...