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I run a small and occasional newsletter—my secret blog. It’s where I share thoughts and insights that don’t make it onto this site: lessons from consulting, client tales, takes on the industry, and other part-formed ideas I’d normally only share with pals.

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Hi there, I’m Harry Roberts. I am an award-winning Consultant Web Performance Engineer, designer, developer, writer, and speaker from the UK. I write, Tweet, speak, and share code about measuring and improving site-speed. You should hire me.


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I help teams achieve class-leading web performance, providing consultancy, guidance, and hands-on expertise.

I specialise in tackling complex, large-scale projects where speed, scalability, and reliability are critical to success.