There are many types of granting agencies, from the U.S. government, private foundations (large and small), local community (government and private), to the GoFundMe website for crowd sourcing and fundraising on a more personal level. All of these sources may provide opportunities for your community partner to use. You want to vet these different agencies, confirm they are still operating, what their primary interest is, how competitive they are, and what their funding and reporting cycle is like.
Consider the following points as you search for appropriate granting agencies:
Contains information about, and links to, more than 25 000 funding opportunities available from government, foundation, and private sources. User-friendly filters allow for precision searching, including opportunities for students and for early-career researchers. Optional features include researcher profile pages, profile-generated funding recommendations, saved searches and alerts, and export of funding opportunity descriptions. Tutorials are included. Produced by Cazoodle, Inc.
Search for funding opportunities (research grants, scholarships, etc.) from government agencies, private foundations, and other entities. Faculty can claim their profiles and personalize automatically generated searches. Must login/create an account to use. Search or browse by amount, deadlines, limited submission, activity location, citizenship or residency, funding type, keyword, requirements, or sponsor type. Also has excluding capabilities and the ability to save opportunities and to set reminders for due dates.
For local or regional grants, search Google for the terms grants agencies Texas you can add non-profit if you want to narrow results, or another suitable limiting word (education, reading, literacy, housing, the specific city or county where your group's headquarters are located, etc.).
You can use the Google box below which I've already set up with what I found to be usable search terms for the state of Texas.