Contact Us
Contact Us

ASCEND BY CIRIUM

Experts in aircraft valuation

Improve the management of aircraft investments, financial strategies, residual value risks and aviation assets by working with a global team of consultants and analysts. Ascend by Cirium’s certified ISTAT and ASA analysts are backed by the industry’s most comprehensive values data.

Ascend by Cirium has been providing values for more than five decades

  • Cirium has the largest ISTAT Certified Appraiser team in the industry.
  • Ascend by Cirium provides thousands of independent and trusted valuations and reports each year.
  • Ascend by Cirium offers sophisticated modeling with robust analysis to the world’s lessors, financial institutions, airlines, OEMs, MROs and insurers.

Read the latest Ascend by Cirium Thought Cloud blog posts, here.

Vote for us – The Appraiser of the Year

Please be sure to vote for Ascend by Cirium as Appraiser of the Year in the Airline Economics Aviation 100, Global Leaders Award 2023. We are your experts in accurate, researched and fully calibrated aircraft values.

Valuation and advisory services

The Cirium Core contains more than 20 years of historical and present market data, on valuations, fleets and individual aircraft. Leveraging this data, Cirium’s advisors and analysts glean:

  • 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 and base values, by MSN, or by type variant build year, MTOW and specification adjusters
  • Market development and exit strategy studies

Industry leaders

Airline Economics Aviation 100 recognizes the year’s most outstanding performers in the aerospace industry, based on stringent criteria. Ascend by Cirium is continually at the top, recognized for its global coverage, accuracy and depth of knowledge.

Connect with Ascend by Cirium

    We want to keep you up-to-date with what’s happening at Cirium* and email you about relevant services, products, industry insights and events.

    *Cirium is a tradename of LexisNexis Risk Solutions Group. By registering your details, you understand that your personal data will be handled according to our Privacy Policy.

    By registering your details, you confirm the information being submitted is your own. Additionally, you agree to receive email communications from Cirium* regarding relevant services, products, industry insights and events.

    Rob Morris of Cirium

    Rob Morris

    Global head of consultancy

    George Dimitroff Head of Valuations, ISTAT Appraiser

    George Dimitroff

    Head of valuations, ISTAT certified appraiser

    Chris Wills Head of Consultancy Operations, Senior ISTAT Appraiser

    Chris Wills

    Head of consultancy operations, ISTAT certified senior appraiser

    Joanna Liu, Cirium

    Joanna Lu

    Head of consultancy Asia

    Chris Seymore aviation market analysis

    Chris Seymour

    Head of market analysis

    Henk Omelet advisory operations

    Henk Ombelet

    Head of advisory operations

    Richard Evans airline consultant

    Richard Evans

    Senior consultant

    Max Kingsley-Jones

    Max Kingsley-Jones

    Senior consultant

    Michael Lapsom Aircraft Valuations Analyst

    Michael Lapson

    Senior valuations consultant, ISTAT certified senior appraiser

    Tony Brooks, ISTAT appraiser

    Tony Brooks

    Senior valuations analyst, ISTAT certified appraiser

    Daniel Hall IATA senior appraiser

    Daniel Hall

    Senior valuation consultant, ISTAT certified appraiser, ASA senior appraiser

    Thomas Kaplan Senior Valuations Analyst, ISTAT Appraiser

    Thomas Kaplan

    Valuation consultant, ISTAT certified senior appraiser

    Syed Zaidi Aviation Analyst, Accredited Member (ASA)

    Syed Zaidi

    Principal aviation analyst, ASA senior appraiser

    Pascal-Chui

    Pascal Chui

    Valuations associate

    Ascend analyst Tim Chun Hing Li

    Tim Chun-Hing Li

    Aviation analyst

    Sara Dhariwal Valuations Manager

    Sara Dhariwal

    Valuations manager

    Lalitya Dhavala

    Valuations consultant

    Connor-Diver

    Connor Diver

    Senior aviation analyst

    Michael Graham aircraft equipment valuations manager

    Michael Graham

    Valuations manager

    Michelle Hanrahan

    Michelle Hanrahan

    Valuations associate

    Dennis Lau aviation analyst

    Dennis Lau

    Senior valuations analyst

    Youcef Berour Minarro

    Principal valuations analyst, ISTAT Appraiser 

    Rob Norton Ascend by Cirium

    Robert Norton

    Consultancy operations manager

    Lionel Olonga Valuations Analyst

    Lionel Olonga

    Senior valuations analyst

    Ken_Quan

    Ken Quan

    Valuations analyst, ASA certified appraiser

    Eric Tamang

    Valuations analyst

    Herman Tse Aviation Analyst

    Herman Tse

    Valuations manager

    Alex Vathylakis PhD Valuations Analyst

    Alex Vathylakis, PhD

    Senior valuations analyst, ISTAT certified appraiser

    Yiru-Zhang

    Yiru Zhang

    Valuations associate

    Yuanfei Zhao (Scott) Aviation Analyst

    Yuanfei Zhao (Scott)

    Senior aviation analyst

    RELX logo