Professional Services by Kevin Sallee

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Web Applications

Web Applications are online software services you access in a browser.


Software applications that you download and install on your local computer. These include popular products like Biotas and LOAS

Free Trials

Join the thousands of users in over 50 countries that have downloaded or are using ESS Software.



Below are samples of how Envertus might help you with your data collection, data analysis or system requirements and needs.


is a statistical and GIS tool for Windows® written for ecologists and resource professionals.

Biotas has been designed to assist in the analysis and understanding of spatial and temporal data. Studies that can benefit from Biotas include, but not limited to, those dealing with wildlife, fisheries and plant or animal ecology. Functions include home range, habitat use, movements, nearest neighbors, spatial randomness tests and more.


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MIST is the original Protected Area Management Information System.