add supporters

Author: jonhealy1

README.md

@@ -36,6 +36,7 @@
   - [AWS (CDK)](#aws-cdk)
 - [Testing](#testing)
 - [Related Projects](#related-projects)
+- [Sponsors and Supporters](#sponsors-and-supporters)
 - [Contributing](#contributing)
 - [License](#license)
 
@@ -457,6 +458,15 @@ $ stac-validator tests/test_data/v100/extended-item-local.json --custom tests/te
 ]
 ```
 
+## Sponsors and Supporters
+
+The following organizations have contributed time and/or funding to support the development of this project:
+
+<p align="left">
+  <a href="https://healy-hyperspatial.github.io/"><img src="https://raw.githubusercontent.com/stac-utils/stac-fastapi-elasticsearch-opensearch/refs/heads/main/assets/hh-logo-blue.png" alt="Healy Hyperspatial" height="100" hspace="20"></a>
+</p>
+
+
 ## Contributing
 
 Contributions are welcome! Please feel free to submit a Pull Request.