I come from an IT background and have worked excessively on excel functionalities. I have worked as freelance trainer and consultant for MS excel services.  I can help you in any kind of the work related to Microsoft Excel (both basic and advanced level) as listed below:

--- Interactive dashboards
--- Minimize daily routine with automation using macros in Excel
--- Functions in excel(Text, Date and time, Statistical etc)
--- Pivot Tables
--- V and H Lookup
--- Complex Calculation
--- Linking of Spread Sheets
--- Graphical Representation of Data
--- Consolidate/merge/clean/split spreadsheets
--- Formula Creation and Fixing
--- Conditional Formatting
And really much more.