Snowflake Software is now part of Cirium
Snowflake Software customers have access to the largest, most complete timely aviation data and analysis.


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Consultancy and advisory

Manage your investment decisions with Ascend by Cirium, aircraft appraisers of the year

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Advance the management of your investments, strategies, residual value risks and aviation assets by working with a global team of consultants and analysts with the most extensive aviation insight. Over five decades of expertise, with appraisers that are ISTAT and ASA certified and who provide insight based on the industry’s most comprehensive database.

Vote for the 2021 Appraiser of the Year.
Voting is now open.



Our firm has been providing value opinions for over five decades

Ascend by Cirium has the largest ISTAT certified Appraiser team in the industry as well as:

  • Provide thousands of independent and trusted valuations and reports each year
  • Offer sophisticated modelling with robust analysis to the world’s lessors, financial institutions, airlines, OEMs, MROs and insurers
  • Are recognized as the Appraiser of the Year - an Aviation 100 Award - for the seventh time out of nine years
Cirium - Ascend - analytics, data for the travel industry

What do our valuations and advisory include

Leveraging a database of historical and present market data, on valuations, fleets and individual aircraft that provides you with:

  • Valuations including lease encumbered, maintenance adjusted, distressed and future residual value
  • Risk and pricing models
  • Lease reviews, maintenance reserve adequacy analysis, fly-forward analysis
  • Half-life and full-life current market & base values, by MSN, or by type variant build year, MTOW and specification adjusters
  • Market development and exit strategy studies
Cirium consultancy and advisory

Seven times Appraiser of the Year winner

Aviation 100 recognizes the year’s most outstanding performers in the aerospace industry, based on stringent criteria:

  • Aviation News survey
  • Number of clients handled
  • Number offices/employees
  • Turnover in past 12 months
  • Aircraft type specialism
Cirium has the largest ISTAT certified Appraiser team

Cirium LIVE 2020

Our team of experts speak at industry events and Cirium-LIVE events around the world. If you cannot join face-to-face, we publish expert view videos on values, orders, lease rates and key industry updates. Take a look below at our upcoming events.

Cirium LIVE schedule for 2020 coming soon

Want to know more about our consultants and analysts?

Meet the team