Attendees at US Valuation in 2008 came from the following organisations:

AAR
Aerocentury
Aeroturbine, Inc
Air New Zealand
Air Transport Intelligence
Airbus
Alaska Air
Ascend
Ascend USA
Ascend Worldwide
ATR
ATR North America
ATW
Aviation Capital Group
AvioServ San diego
Avitas
Avmark
AWAS
Babcock & Brown Aircraft Management
Banc of America Leasing
BBAM
BNY Capital Funding LLC
BOC Aviation
Boeing
Bombardier
Calypso Capital
CFM International
CIT Aerospace
Compass Capital Corporation
Dundee Securities Corporation
EastMerchant
EKN The Swedish Credits Guarantee Board
Embraer
ERAU
ExelTech Aerospace
Export-Import Bank of the US
Federal Aviation Administration
First Grenwich Kahala
GE Commercial Aviation Services
Genesis Lease
GMT Global Republic
HSH Nordbank
IBA Group 
Intrepid Aviation
Island Air
JP Morgan
Lease Corporation International
Macquarie AirFinance
Magellan Group Investments
MBA
MCC Aviation Services inc
Merge Global
MetLife Investments
Morningstar Inc
OAGback Aviaton Solutions
P&W
Pegasus Aviation
Pemco Aviation
Philip Morris Capital Corp.
Pinnacle Airlines
Piper Jaffray
Potomac Aviation Inc
PowerJet
Precision Conversions
Q Aviation
Regonal Airline Association
Republic Financial
RPK Capital
RVI Group
SAAB Aircraft Leasing
Saebury
San Salvador
Siemens Financial Services
Sky Holding Company, LLC
SMBC
Structured Finance Interantional
Sukhoi
Superjet International
Tailwind Capital
The Bank of New York
The Meridian Group
Thomas Aviation Services
Timco
Universal Asset Management
Velocity Group
Vertical Digital
Wachovia Securities