Basis of Presentation	6 Months Ended
Jun. 30, 2019
Basis of Presentation
Basis of Presentation	NOTE 1—BASIS OF PRESENTATION The unaudited interim condensed consolidated financial statements of Trinseo S.A. and its subsidiaries (the “Company”) as of and for the periods ended June 30, 2019 and 2018 were prepared in accordance with accounting principles generally accepted in the United States of America (“GAAP”) and reflect all adjustments, consisting only of normal recurring adjustments, which, in the opinion of management, are considered necessary for the fair statement of the results for the periods presented. Because they cover interim periods, the statements and related notes to the financial statements do not include all disclosures normally provided in annual financial statements, and therefore, these statements should be read in conjunction with the 2018 audited consolidated financial statements included within the Company’s Annual Report on Form 10-K (“Annual Report”) filed with the Securities and Exchange Commission (“SEC”) on February 28, 2019. The December 31, 2018 condensed consolidated balance sheet data presented herein was derived from the Company’s December 31, 2018 audited consolidated financial statements, but does not include all disclosures required by GAAP for annual periods. The presentation of prior year amounts in the condensed consolidated statements of shareholders’ equity have been updated to conform to the current year presentation.

Basis of Presentation

6 Months Ended

Jun. 30, 2019

NOTE 1—BASIS OF PRESENTATION

The unaudited interim condensed consolidated financial statements of Trinseo S.A. and its subsidiaries (the “Company”) as of and for the periods ended June 30, 2019 and 2018 were prepared in accordance with accounting principles generally accepted in the United States of America (“GAAP”) and reflect all adjustments, consisting only of normal recurring adjustments, which, in the opinion of management, are considered necessary for the fair statement of the results for the periods presented. Because they cover interim periods, the statements and related notes to the financial statements do not include all disclosures normally provided in annual financial statements, and therefore, these statements should be read in conjunction with the 2018 audited consolidated financial statements included within the Company’s Annual Report on Form 10-K (“Annual Report”) filed with the Securities and Exchange Commission (“SEC”) on February 28, 2019.

The December 31, 2018 condensed consolidated balance sheet data presented herein was derived from the Company’s December 31, 2018 audited consolidated financial statements, but does not include all disclosures required by GAAP for annual periods. The presentation of prior year amounts in the condensed consolidated statements of shareholders’ equity have been updated to conform to the current year presentation.