FSG Views 23 meanings found FSG refers to various standards‑focused groups, a federal supply classification, or community‑based family support organizations. Medical Finite State Grammer Miscellaneous Flensburger Schiffbau Gesellschaft Foundation Strategy Group Community Florida Society of Goldsmiths Governmental Family Support Group Federal Supply Group Force Strategy Group International Federación Socialista Gallega Federación Sindical de Guatemala Academic & Science Fluorinated Silicate Glass Fellow, Society of Genealogists Computing Farrar Straus and Giroux Future Stars Gaming Farrar Straus Giroux Business Fab Support Group Facilitation Services Group Free Standards Group Financial Standards Group Facility Solutions Group Financial Statement Generator Fast Small and Good Facilities Solutions Group Finance Scholars Group