Contact Us
The Sienna Group, LLC
Phone: (206) 332-1960
Fax: (206) 332-1961
Address
Map & Directions
1918 8th Ave, Suite 3400
Seattle, WA 98101
Mailing Address:
PO Box 1810
Seattle, WA 98111-1810
The Sienna Team
Scott Svenson
Founder
Kelly Allison
Chief Financial Officer
Ahn Totaro
Executive Assistant
Advisory
Board
Nigel Taee
Chairman,
Grosvenor House Group
Nader Naini
General
Partner, Frazier Healthcare
Lanny Thorndike
Chairman,
Century
Funds
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