Links to your Bothell, WA website are one of the major factors search engines look at to determine how popular and relevant a website may be when showing search engine results.
Who could you ask? Business partners are an excellent idea. But, really there is no bad idea to try to get links to your website. Just ask.
Or a related note, you could also provide links on your website to people and places that you endorse or think your customers might find valuable.