_____________________________________________________________________________________________________ *Corresponding author: E-mail: mkevinadriansyah26@gmail.com; J. Econ. Manage. Trade, vol. 29, no. 3, pp. 52-64, 2023 Journal of Economics, Management and Trade Volume 29, Issue 3, Page 52-64, 2023; Article no.JEMT.96686 ISSN: 2456-9216 (Past name: British Journal of Economics, Management & Trade, Past ISSN: 2278-098X) The Effect of Corporate Social Responsibility, Company Size and Company Age on the Financial Performance of Manufacturing Companies listed on the Indonesia Stock Exchange (IDX) Muhammad Kevin Adriansyah a* , Bely Yosi Purnomo a , Henny Setyo Lestari a and Farah Margaretha a a Department of Management, Faculty Economics and Business, Universitas Trisakti, Indonesia. Authors’ contributions This work was carried out in collaboration among all authors. All authors read and approved the final manuscript. Article Information DOI: 10.9734/JEMT/2023/v29i31083 Open Peer Review History: This journal follows the Advanced Open Peer Review policy. Identity of the Reviewers, Editor(s) and additional Reviewers, peer review comments, different versions of the manuscript, comments of the editors, etc are available here: https://www.sdiarticle5.com/review-history/96686 Received: 01/02/2023 Accepted: 16/02/2023 Published: 17/02/2023 ABSTRACT Aims: This study aims to analyze the effect of Corporate Social Responsibility, company size, and company age on the company's financial performance. Financial performance in this study is focused on Return on Equity and Price to Book Value. Study Design: Explanatory Research. Place and Duration of Study: Indonesia between November 2022 to January 2023. Methodology: The data used in this study are secondary data sourced from the annual reports of industrial sector manufacturing companies listed on the Indonesia Stock Exchange (IDX) during the Original Research Article