Ask HN: How do I start my own consulting firm?

I work as a senior frontend developer in a company and have experience with backend stuff and devops, learning new things constantly. My colleague and friend is the team lead of our team at that company (10 members in the frontend department). Before working in the company I had a long successful path as a 100% remote freelancer (7 years of work). The stuff we now work on in the company is quite complex - a realtime trading platform with tons of inner components, complex logic, large codebase. To me seems like we got quite experienced and gained precious expertise by the moment. We have the ability to extend our expertise to other fields as well. Now I feel like my career path now is to establish something on my own and work on a product. I talked to my colleague about his will to join me as a partner in growing our own business and it looks like we are on more or less the same page about what we want and should do. Here is my plan: 1. Do preliminary research. Prepare the basement in f