Aug. 1816 William WREFORD was 25yrs when his step father, William ELLIS 49yrs died. William ELLIS, victualler was buried at St Sidwell, said to be of St Mary Major.

28th March 1818 - William WREFORD was appointed as a Civil Servant - 2nd clerk at Exeter Custom House, salary £100 p.a. Ref: Parliamentary Papers- Civil officers, clerks and others (online)

1823 Hannah ELLIS, formerly WREFORD nee HARRIS, died. William WREFORD, 32yrs, was Exec of his Mothers Will which she wrote in 1823, describing herself of Head Weir, St Edmunds. She was buried at St Sidwell's but desc of St Sidwell.

Various of William's half-sisters were married at St Edmonds, William Wreford was involved in their Marriage Settlement arrangements.

1828 Besley’s ‘Exeter Itinerary and General Directory’ - William WREFORD, Accountant of Head Weir, Bonhay.

Is this the same guy as the civil servant at Exeter Customs House?

Members of the ELLIS family and HARRIS family were at Head Weir paper mills for brief periods in 1820s and 1830s.