The Humane Society of the United States is a great organization.
its Philanthropy 400 listing. 
As of 2001, the group's major campaigns targeted five issues: factory farming, animal blood sports, the fur trade, puppy mills, and wildlife abuse. The organization works on a full range of animal issues, including companion animals, wildlife, farm animals, horses and other equines, and animals used in research, testing and education.
HSUS reported its revenue as US$129 million and net assets of US$215 million as of December 31, 2014.
HSUS pursues its global
Massachusetts Humane Society
The Humane Society of the Commonwealth of Massachusetts, better known as the Massachusetts Humane Society was founded in 1786 by a group of Boston citizens who concerned about the needless deaths resulting from shipwrecks and drownings and wanted to find ways to save lives. It was based on the Royal Humane Society, a similar organization established in Great Britain in 1774. The Massachusetts Humane Society became the model for the United States Life-Saving Service funded by Congress in 1848 and operated by the United States Coast Guard since 1915.