Creator of SpatialXL https://spatialxl.com, MineDB https://minedb.biz, SpatialDB, RouteXL https://routexl.biz, LocateXL https://locatexl.com.

Created the first 3D Spatial Extension to SQL Server 2005/8
Created 3D CAD components for use in Mining and Engineering
Created spatial library for GIS and Mining for 3D volumetrics and general computational geometry
Created routing component capable of calculating millions of drive times in minutes
Created an Excel compiler for techno financial systems
Creator of the first spatial extensions to MS Office