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Castle150 - Laying the Foundation for the Next Century and Beyond

Donor Circles
The following lifetime contribution thresholds will be honored periodically in our publications.

$1,000,000

John Paine Sponsor

$500,000

Rensselaer Technological Society Circle

$250,000

Charter Circle

$100,000

1894 Circle

$25,000

Archon’s Circle

$10,000

Vice Archon’s Circle

$5,000

Warden’s Circle

$1,000

Treasurer’s Circle

$500

Historian’s Circle

$100

Chaplain’s Circle