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SPONSORS.md

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+# Sponsors and Contributors
+
+## Sponsors
+
+We gratefully acknowledge the support of our sponsors. Their contributions help make this project possible.
+
+### Oslandia
+
+[Oslandia](https://oslandia.com/) is a company specialized in geospatial open-source software. They provide services such as consulting, development, and training.
+
+### Dalibo
+
+[Dalibo](https://www.dalibo.com/) is a leading provider of PostgreSQL services in France, offering support, consulting, training, and development services.
+
+
+## Contributors
+
+The SFCGAL project would not be possible without the dedicated efforts of its contributors. All contributors are listed in [AUTHORS](AUTHOURS):
+
+
+Thank you to all our contributors for your support and dedication to the project!
+
+![oslandia](https://oslandia.com/wp-content/uploads/2019/11/oslandia_logo_v2_164x154.png)![dalibo](https://www.dalibo.com/assets/logo-dalibo.png)