After its establishment, the Rotary Club of Manila sponsored other organizations, including the Rotary Club of Cebu (1932), the Rotary Club of Iloilo (1933), the Community Chest Foundation, the Philippine Band of Mercy (1937), the Philippine Safety Council, and the Boy Scouts of America Philippine Islands Council (1923).
On 12 January 1919, Pinneo and Lambert held a luncheon meeting with four of Manila's prominent businessmen (Alfa Walter Beam, Fred Neal Berry, Edwin Emil Elser, and James Geary) to form an organizing committee.
Another meeting later resulted in the formation of a Manila Rotary Club.
The 38 charter members were men heavily involved in the sociopoliticoeconomic life of the country and active in many socio-civic endeavors.
Elected as officers were President Leon Lambert, Vice President Alfonso Sy Cip, Secretary Edwin Emil Elser, Treasurer Alfa Walter Beam, and Directors Fred Neal Berry, Gregorio Morente Nieva, and James Geary.