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With comprehensive global data going back over 60 years, Ascend is the world’s most respected provider of aircraft accident information.

The International Civil Aviation Organisation (ICAO) and safety regulators worldwide, including the FAA and the UK’s CAA rely on Ascend for comprehensive, accurate and timely accident information.

Ascend has supported the insurance industry and other sectors with strategic information and trusted advice for over four decades.

Ascend offers unique, trusted expertise in analysing safety trends and making reliable recommendations on various levels of investigation.

Ascend delivers:

• Operator safety surveys
• Risk surveys
• Accident trend analysis
• Safety planning support
• Benchmarking and cost benefit analysis support

With its unique range of industry sources and contacts, Ascend’s Safety Consultancy also delivers a wide range of safety databases and specialist reports.

World Aircraft Accident Summary (WAAS)

Researched and published on behalf of the UK CAA, WAAS is the comprehensive source for jet and turbo-powered aircraft and helicopter accidents with detailed descriptions for over 8000 accidents.

Jet Operator Statistics (JOS)

JOS is the definitive reference source for accident and exposure statistics for the past 10 years covering over 1240 airlines.

JOS is available as a comprehensive database or as tailor-made subset, depending on specific requirements.

Special Bulletin

When a major accident occurs, Ascend promptly publishes a Special Bulletin summarising all the available information known about the event.

Including quarterly updates and a special end-of-year report, the Special Bulletin series provides a unique statistical context for assessing the state of air safety on continuous basis.

Major Loss Record (MLR)

MLR provides comprehensive details of 7,000 accidents incurred by jet, turbo-props and business jets since entry into service.

Airliner Loss Rates (ALR)

ALR provides annual figures for all major airline types covering the different measures of exposure and five-year accident rates.

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"We require a high level of accuracy from the data we use and the reason for selecting Ascend is that they are a respected source of such data. We have been associated with the company for many years."

Anne Marie Little,
UK Civil Aviation Authority (CAA)