[2] During the First World War he served from 1916 to 1919 as a medical officer at the Voluntary Aid Detachment (VAD) Hospital Fleet, Hampshire England.
In 1927 he asked the Natural History Society to appoint an expert committee to examine the feasibility of a mosquito control campaign for Greater Winnipeg.
From then, almost to his death, he served permanently as president and chairman of the Greater Winnipeg Anti-Mosquito Campaign.
[2] Other posts Speechly held were vice-president of the Manitoba Medical Association, and Secretary of the Pilot Mound Board of Trade.
[7] His wife, Mary Barrett Speechly, was a well-known advocate for women's rights in Manitoba for over sixty years and founded the Winnipeg Birth Control Society, to provide poverty-stricken women with access to contraceptive information.