All eight Anna's Taqueria locations will close for the day on Friday as the business mourns the untimely death of its co-founder, Michael Kamio.
The owner of the popular quick-service Mexican food chain died suddenly on Feb. 8, according to his obituary. A funeral service will be held for Kamio in Wellesley on Feb. 15. Anna's locations in Boston, Cambridge, Somerville and Newton will be closed for business that day and reopen Saturday.
While reflecting on his restaurants' growth to the Business…