She graduated in Business Administration from the University of Modena and Reggio Emilia, subsequently focusing the issues related to insolvency procedures and business recovery at the School of Higher Education (SAF) of Emilia Romagna (established by the National Council of Chartered Accountants). She also holds the titles of Chartered Accounts and Statutory Auditor.

During her professional career, she has gained consolidated experience in advising companies on tax matters and defense intax disputes, in management consulting and business organization, in corporate restructuring and extraordinary finance transactions, also offering advice on business valuations, financial planning and tax bonuses related to construction. From 2011 to 2013 she was a member of the Equal Opportunities Committee of the Chartered Accountants and Accounting of Modena, actively participating in the work of the Committee, aimed at promoting access to self-employment, entrepreneurial training and professional qualification for self-employed workers, through training and partnership actions in support of professional women. From 2013 to 2019, she was a Member of the Taxation Study Commission the Order of Chartered Accountants and Accounting Experts of Modena, deepening the regulatory innovations in matters and developing publications on related issues. From 2020 to 2024, she was a member of the Commission Simplification of Tax Compliance of the Union of Young Chartered Accountants. From February 2021 she is also a Member of the Commission for Simplification of Tax Compliance.

She currently holds the position of Statutory Auditor in Prysmian S.p.A., Unicredit Leasing S.p.A., Unicredit Factoring S.p.A., Confindustria Servizi S.p.A., National Consortium for the collection, recovery and recycling of wood packaging – RILEGNO and Chairman of the board of Statutory Auditors at De’ Longhi S.p.A. and Sistemi Formativi Confindustria. Cecilia Andreoli is the owner of the Studio Andreoli – Accounting Firm.