Add-Ins
      AutoChart Manager
      TM Calculator
        TM Calculator Help
      Chart gap for N/A
      Chart Image to Data
      Clocks
        Floating clock
        Countdown Timer
      Custom Radar Chart
      Directory List
      Gantt (Project) chart
        Gantt functions
      Hover Chart Label
      Interactive Chart
      PivotChart Drilldown
      PLOT manager
      SIMULATE
      Solve Polynomials
      Table of Contents
      Text Write
      Tornado diagram
      Floating Browser
      Excel Utilities
        Workbook Navigator
        Excel calculator
        Interactive graph analyzer
        Enhanced Find

      VBA Timer
      VBA Calendar
 

    Tutorials
      Broken y axis
      Cascading queries
        Moving the database
      Color zone in X-Y chart
      Chart Custom Formats
      Custom Chart Table
      Dynamic Charts
      Dynamic Chart Title
      Data Labels
      Format formulas
      Flexible Log Scale
      Floating bars in charts
      Interpolation
      Random Selection
      Ranking
      RDBMS in Excel
      Select Markers
      Shaded Band
      Stacked Charts
      Worksheet as Chart
      Unusual interfaces I
      Validate Data I

    Excel Tips
      Array formulas
      Enter time with seconds
      Read Chart Value
      Multi Area Argument
      Data in blocks
      Random password
      Find All
      Power Set
      Regression Analysis
      Factors and prime numbers
      Hyperlinks
      Delimited Numbers

Microsoft has recognized me as a Most Valuable Professional (MVP) for the Excel program each year starting with 2000, This is an annual award for those who display technical competence and a willingness to help others.  For the Excel program, Microsoft has designated about 80 such people worldwide.

You can learn more about the MVP program, or visit the web site maintained by mvps.org.

Links to other Excel-related sites

Information of time zone conversion

Capabilities implemented with array formulas