The employee contribution maximum is limited per person, but the employer contribution maximum is per company (if the companies are unrelated, by ownership stru

The employee contribution maximum is limited per person, but the employer contribution maximum is per company (if the companies are unrelated, by ownership structure). Some illustrative answers here: https://www.quora.com/401-k-Is-it-possible-to-fund-both-a-Solo-401k-and-a-regular-401k-at-the-same-time https://www.quora.com/401-k-Is-it-possible-to-fund-both-a-So...