Can a sole proprietor have a solo 401k? 791 viewsOctober 10, 2022Banking and Finance 0 Sam Smith11.38K March 19, 2021 0 Comments Spread the loveSpread the love 1 Answer ActiveVotedNewestOldest 0 Blogolu28.38K Posted March 29, 2021 0 Comments Spread the loveA sole proprietor with no employees (other than her spouse) has the option of establishing a solo 401k plan (also known as an owner-only 401(k). Spread the love Login