The nearest match we can find is "The Abruzzo and Molise Heritage Society of the Washington, D.C. Area" but it's unlikely that they installed the Tosti plaque in London.
This section lists the memorials created by the subject on this page:
Assoc. Abruzzo-Molise, G.B.
Creations i
Sir F. Paolo Tosti
City of Westminster Sir F. Paolo Tosti, K.C.V.O., musician, 1846 - 1916, liv...
Other Subjects
Ladywell Assembly
An initiative set up by volunteers to promote the activities of local groups, and to cover the issues raised at the local assembly, including parking, traffic congestion, pollution and planning iss...
1 memorial
1 memorial
Greenwich Historical Society
From the Picture source: "The Greenwich Historical Society began life as the Greenwich Antiquarian Society in 1905, merging with the Lewisham Society in 1919 to become the Greenwich and Lewisham An...
1 memorial
Arsenal Football Club Supporters
Often referred to as 'Gooners', being a play on the team's nickname of the 'Gunners'.
2 memorials
1 memorial
Previously viewed
Anna Fauguet
N1, Brayfield Terrace, 4
Barnsbury is surprisingly short of plaques and memorials of any kind, so Anna's plaque is very welcome. But it would be anyway - a unique...
1 subject commemorated
Boy David
SW3, Chelsea Embankment
Commissioned to create a WW1 memorial to the Machine Gun Corps Derwent Wood produced a statue of David (post-Goliath decapitation). The o...
3 subjects commemorated,
3 creators
Victoria's coronation
EC2, Gresham Street, 42-44
The errors in the inscriptions (can be viewed at Victorian Web) are presumably deliberate, and mean something. But what? We can find no...
2 subjects commemorated
Keith Richards
Guitarist, singer and songwriter. Born in Dartford. He attended primary school with Mick Jagger for several years. They later met up again, and went on to be founding members of the Rolling Stones.
2 memorials
All Saints Church, Ealing
Built as a memorial to Britain's only assassinated Prime Minister, Spencer Perceval from £5000 bequeathed by his youngest daughter, Frederica Perceval who died aged 90 in 1900. The Gunnersbury Rot...
1 memorial