Leukemia & Lymphoma Society

The Leukemia & Lymphoma Society, Inc.
AbbreviationLLS
Formation1949 (1949)
FounderRudolph and Antoinette Roesler de Villiers
TypeCharity
Legal status501(c)(3)
nonprofit organization
PurposeFunding blood cancer research, patient and family support services, outreach
Headquarters3 International Drive, Suite 200, Rye Brook, NY 10573
Coordinates41°03′01″N 73°41′16″W / 41.05017°N 73.6879°W / 41.05017; -73.6879
Region served
United States and Canada
E. Anders Kolb, MD
Troy Dunmire
Gwen Nichols, MD
JR Miller
AffiliationsThe LLS of Canada
Revenue US$443.86 million (2022)
Websitells.org
Formerly called
Robert Roesler de Villiers Foundation (1949–1954)

Leukemia Society (1955–1965)

Leukemia Society of America (1966–1999)

The Leukemia & Lymphoma Society (LLS), a 501(c)(3) charitable organization founded in 1949, is a voluntary health organization dedicated to fighting blood cancer world-wide. LLS funds blood cancer research on cures for leukemia, lymphoma, Hodgkin's disease, and myeloma. It provides free information and support services, and it advocates for blood cancer patients and their families seeking access to quality and affordable care.

LLS is headquartered in Rye Brook, New York, with 27 regional offices throughout the United States and five regional offices in Canada. The organization has raised and donated more than $1.7 billion (USD) to blood cancer research.

The Leukemia & Lymphoma Society had a four-star rating with Charity Navigator in 2023, scoring 97%.