| Abbreviation | Definition |
|---|---|
| IFIC | Investment Funds Institute Of Canada |
| IFIG | Investment Finance Interest Group |
| IFIG | Investment Funds Industry Group |
| IFLC | Investment Fiduciary Leadership Council |
| IFO | Initial Farm Offering |
| IG | Investment Spending |
| IGAC | Investors Group Athletic Centre |
| IGCC | Investor Group on Climate Change |
| IGG | Investment Grade Gold |
| IGIC | Investment Grade Insurance Contracts |
| IGL | Investors Guaranty Life |
| IGM | Integral Gross Margin |
| IGMT | Investment Grade Municipal Trust |
| IGNIS | Immigration Guidances and Investment Services |
| IGNITE | Innovative Group Network for Investment in Tourism Exchange |
| IGNITE | Invest in Graduations Not Incarceration Transform Education |
| IGSB | Investment Group of Santa Barbara |
| IGW | Investment Grade Wine |
| IHC | Investment Holding Company |
| II | Institutional Investor |