doc: add new user to the list (#1623)

USERS.md

@@ -4,4 +4,5 @@ Please add your company name and initial use case (optional) below.
 
 1. [Intuit](https://www.intuit.com/) - Streaming ML inference and to prepare data for ML model training in real-time.
 2. [B|Cubed](https://bcubed-corp.com/) - Digital Signal Processing Communication Systems.  We receive RF energy and use numaflows to transform the RF to individual bits into intelligible data.
-3. [Atlan](https://atlan.com/) - Numaflow powers real time notifications, stream processing ecosystem at Atlan.
+3. [Atlan](https://atlan.com/) - Numaflow powers real time notifications, stream processing ecosystem at Atlan.
+4. [Valegachain Analytics](https://www.valegachain.com/) Numaflow is used to extract, transform, and load cryptocurrency blocks and mempool transactions in data lakes, as well as for activity alerts.