Excel 2D Data Matrix Barcode Generator

I'm in need of an Excel spreadsheet that can generate a Data Matrix 2D barcode based on data from three cells. The barcode should encode alphanumeric information, with the data from the three cells concatenated into a single barcode.

Ideal Skills and Experience:
- Proficiency in Excel
- Experience with barcode generation
- Understanding of Data Matrix 2D barcodes
- Ability to work with alphanumeric data
- Knowledge of concatenation and data structuring in Excel.