Jessie McDonnell

Jessie is a professionally qualified chartered accountant who works within the financial viability team here at Altair. She is experienced in data analysis and finance business partnering and currently provides support to clients with financial modelling and development appraisals.


Data analysis; financial modelling; business partnering; statutory reporting; accounting principles.

About Jessie

Jessie’s expertise is predominately in accounting and statutory reporting, with experience acting as a controller for monthly accounts and owning the preparation, review and audit of multiple financial statements. She also has experience in supporting finance business partners, working with large data sets and operating within a fast-paced corporate environment to provide analysis and continuous process improvement.

Recent Altair Assignments

Recent projects that Jessie has been involved in include the preparation of benchmarking reports, comparing development assumptions for clients within their financial models, and the building of bespoke development financial models.


Jessie’s background is in finance and accounting, having worked previously for Amazon in both their UK and Luxembourg offices. There she worked across various accounting teams (fixed assets, opex, vendor funding, statutory reporting) and for the retail finance team, first as part of their graduate scheme and then as a Senior Financial Analyst.

She is a qualified ACCA chartered accountant and a graduate from Durham University in BA Combined Honours in Social Sciences (Economics, History and Politics) with a Year in Industry.

Fun Facts

Outside of work, Jessie is a keen runner and sports fan. You can often find her combining her love for running with her love for travel and booking a destination race, having run half marathons in Luxembourg and Switzerland and most recently a marathon in Paris.

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