| GildB2B | B2B | New York City, United States | — | getgild.com |
| Gimme MediaConsumer | Consumer | San Francisco, United States | Alex Schmorell | gimmeradio.com |
| GINGER.IOHealthcare | Healthcare | San Francisco, United States | Karan Singh | ginger.com |
| Gini HealthIndustrials | Industrials | Toronto, Canada | — | ginihealth.com |
| GitLabB2B | B2B | — | Sid Sijbrandij | gitlab.com |
| GladlyB2B | B2B | — | Joseph Ansanelli | gladly.com |
| GleanB2B | B2B | — | Arvind Jain | glean.com |
| GliderFintech | Fintech | Portland, United States | — | glider.com |
| GlimrOther | Other | London, United Kingdom | Paul Wright | glimr.io |
| GlossGeniusOther | Other | New York City, United States | Danielle Cohen Akiva | glossgenius.com |
| GlueB2B | B2B | San Francisco, United States | Perbhat Kumar | buildwithglue.com |
| Go To-UIndustrials | Industrials | Los Angeles, United States | — | go-tou.com |
| GoallyOther | Other | Louisville, United States | Cody Eckert | goally.co |
| GoAudienceOther | Other | New York City, United States | — | goaudience.com |
| GodelaB2B | B2B | San Francisco, United States | | godela.ai |
| Gojiberry AIB2B | B2B | — | | gojiberry.ai |
| GoldcastB2B | B2B | United States | Palash Soni | goldcast.io |
| GolpoB2B | B2B | San Francisco, United States | | video.golpoai.com |
| Good & Co.B2B | B2B | San Francisco, United States | Samar Birwadker | good.co |
| Good AgricultureIndustrials | Industrials | Atlanta, United States | — | goodagriculture.com |
| GoodAprilFintech | Fintech | San Francisco, United States | — | goodapril.com |
| GoodrIndustrials | Industrials | Atlanta, United States | Stephen Lease | goodr.co |
| GorgiasOther | Other | San Francisco, United States | Romain Lapeyre | gorgias.com |
| GoRiffConsumer | Consumer | San Francisco, United States | | goriff.com |
| Gorilla LinkOther | Other | Tel Aviv, Israel | — | gorilla.link |
| GoSaveFintech | Fintech | Brisbane, Australia | — | gosavehq.com |
| GrabcadB2B | B2B | — | Hardi Meybaum | grabcad.com |
| GrabCADFintech | Fintech | Cambridge, United States | Hardi Meybaum | grabcad.com |
| GrablyOther | Other | Cedar Park, United States | — | grably.us |
| GradeFintech | Fintech | — | Lotanna Ezeike | usegrade.com |
| Gradient HealthB2B | B2B | Durham, United States | Cole Erdmann | gradientai.com |
| GrammarlyB2B | B2B | — | Max Lytvyn | grammarly.com |
| GrandstageB2B | B2B | Brooklyn, United States | — | grandstage.app |
| GrandstandOther | Other | New York City, United States | — | grandstand.io |
| GranularIndustrials | Industrials | — | Romain Chenu | granular-energy.com |
| GrapevineOther | Other | Cambridge, United States | Brandon Brown | grapevinelogic.com |
| graphenest.comIndustrials | Industrials | Sever do Vouga, Portugal | — | graphenest.com |
| GraphiclyFintech | Fintech | Palo Alto, United States | Micah Baldwin | graphicly.com |
| Graphite Innovation and TechnologiesIndustrials | Industrials | Dartmouth, Canada | Alan Crosky | grapheneenterprise.ca |
| GraphyB2B | B2B | — | Rahul Lakhaney | graphy.app |
| Gravel AIOther | Other | London, United Kingdom | — | gravelai.com |
| Gravity AIB2B | B2B | New York City, United States | — | gravity-ai.com |
| GrazeMateIndustrials | Industrials | — | | grazemate.com |
| GreatHornB2B | B2B | Belmont, United States | Kevin O'Brien | greathorn.com |
| Green Canopy NODEIndustrials | Industrials | Seattle, United States | Aaron Fairchild | greencanopynode.com |
| Green Eye TechnologyB2B | B2B | Tel Aviv, Israel | Ran Dor | greeneye.ag |
| GreendeckB2B | B2B | London, United Kingdom | Prakhar Pratyush | greendeck.co |
| GretelB2B | B2B | — | Ali Golshan | gretel.ai |
| GridwiseB2B | B2B | Pittsburgh, United States | Ryan Green | gridwise.io |
| GriffinFintech | Fintech | — | David Jarvis | griffin.com |