There are very few unuiqe search engines form the ground up but they do exist.
One big one is searx an open source search engine, that you can make your own instance of and you would always know what is going on through it, you can even control the algorithym yourself.
Mata Gears is another, but it keeps logs for a short time.
now if you want a real independant search engine, theres mojeek, with it’s own web crawler and more.
Brave has there search engine as well.
lastly theres this new search called you.com, not much to say about it but it seems unuiqe in style.
You’l have to do some digging online and find out which one works for you.
Being based in something doesn’t automatically make something surveillance, for a said company.