Categories: All Lifetime Corporate Thomas Dunbar Society Corporate PLATINUM Corporate SILVER Small Business Corporate GOLD Household/Family Individual Annual Membership Student All / Annual Thomas Dunbar Society - Individual $100.00 Thomas Dunbar Society - Corporate $250.00 Platinum Corporate $1,000.00 Silver Corporate $150.00 Small Business $100.00 Gold Corporate $500.00 Household - Family $25.00 Individual $15.00 Student $8.00