Frank Bozich is President and Chief Executive Officer of Trinseo, a global materials solutions provider and manufacturer of plastics, latex binders, and synthetic rubber.

Bozich joined Trinseo on March 4, 2019. In his role as Trinseo's President and CEO, he leads the company in delivering innovative and sustainable solutions to help our customers create products that are intrinsic to how we live our lives — across a wide range of end-markets, including automotive, consumer electronics, appliances, medical devices, electrical, carpet, paper and board, building and construction, and tires.

Bozich was most recently President and CEO of SI Group, a global specialty chemical company, from 2013-2019. SI Group is headquartered in Schenectady, New York, and operates 30 manufacturing facilities on five continents with more than $2 billion in annual sales and over 3,000 employees worldwide.

As CEO at SI Group, Bozich grew the company’s chemical intermediates and specialty resins businesses in serving a wide range of market segments including industrial and consumer goods, rubber resins, plastic additives, adhesives, and engineering plastics. During his tenure, SI Group completed an acquisition of businesses from Albemarle Corporation, expanded operations in Brazil, China and the U.S., and was recognized for accomplishments in corporate social responsibility, Responsible Care®, and employee engagement.

Prior to joining SI Group, Bozich held several executive management positions at BASF. During his seven-year tenure at the company, he served as President of BASF's Catalysts Division; Group Vice President of Precious and Base Metal Services; and Group Vice President of the Integration Management Office. In 2018, SI Group was acquired by SK Capital Partners and combined with Addivant, another specialty additives company owned by SK Capital.

Prior to SI Group, Bozich was Group Vice President, Enterprise Technologies and Ventures at Engelhard Corporation, which was acquired by BASF in 2006. He has also held leadership positions at Rohm and Haas, now a wholly owned subsidiary of The Dow Chemical Company; Croda Adhesives, Inc.; and Apex Adhesives, which he founded in 1986.

Bozich serves as a director of OGE Energy Corp. (NYSE: OGE), an Oklahoma-based gas and electric utility company. He previously served on the Board of Trustees of Ellis Medicine, a hospital in Schenectady, New York.

Bozich holds a bachelor's degree in Chemistry and a master's degree in Business Administration from the University of Chicago, as well as a master's degree in Chemistry from the University of Illinois.

Bozich will be based at Trinseo’s global operations center in Berwyn, PA, U.S.A.

Angelo Chaclas was named Senior Vice President and Chief Legal Officer in January 1, 2015. In his role, Chaclas supports all capital markets, transactional, compliance, commercial, regulatory, governance, intellectual property and other operational activities of the company worldwide. This includes responsibility for all governance activities of the Board of Directors as a U.S. public company, all governance activities of the company and its affiliates under Luxembourg laws, rules and regulations, and applicable compliance in all other regulatory jurisdictions. Chaclas reports to Frank Bozich, President and CEO of Trinseo and is a member of the Executive Leadership Team.

Chaclas brings to the company a 30-year career in the legal and engineering industries. Chaclas joined Trinseo (formerly known as Styron) in December 2010 as the Associate General Counsel – Division Counsel & Chief IP Counsel, which included holding global responsibility for all intellectual property matters, working closely with the Research and Development organization on patents, trade secrets, trademarks, technology licensing agreements, and joint development agreements. He also managed commercial legal activities for several Styron businesses, and established internal best practices and optimized law firm relationships during the company’s start-up phase.

Prior to joining Trinseo, Chaclas served as Deputy General Counsel and Chief Counsel for the software division of Pitney Bowes while leading its Intellectual Property, Technology Law and Procurement legal functions.

From 2001 to 2010, Chaclas served on the Board of Directors for the Intellectual Property Owners Association, holding a position on the Executive Committee from 2008 to 2010 in addition to Treasurer during his last year. Chaclas has also served on the Board of Directors for the Association of Corporate Patent Counsel from 2003 to 2013. During that time, Chaclas held a seat on the Executive Committee from 2008 until 2011 in addition to his role as President in 2011. Today, Chaclas serves on the Board of Directors for the Unionville Sports Council as President.

Chaclas holds a bachelor’s degree in Mechanical Engineering from Tufts University and a Juris Doctorate from Pace University School of Law.

Jeff Denton has been serving as Senior Vice President for Corporate Development and Business Services in Trinseo since October of 2014. In this role, he is responsible for I/T, Facilities Management, Dow services, Corporate Development and Mergers and Acquisitions. Denton also serves on the Executive Leadership Team of the company.

Denton joined Trinseo (formerly known as Styron) upon its sale from Dow to Bain Capital Partners in June 2010, and was named Vice President, Feedstocks and Corporate Services at that time. In his time with Trinseo he has served in many capacities. He has been part of the evolution of the company from the early carve out and establishment of an independent operating model, to a public company via a 2014 IPO, to the full exit of Bain Capital , today’s transformation work of complete service separation from Dow business services.

Denton’s career in the chemical industry spans over 30 years. He joined The Dow Chemical Company in Midland, Michigan in 1987 in the Commercial Development Program. In 1988, Denton transferred to the Cleveland Sales Office, where he served as field sales representative in the Basic Chemicals business. In 1994, he returned to Midland and served in various marketing and commercial roles for the Engineering Plastics and Styrenics business at Dow. In 2004, Denton took over leadership of North America Polystyrene as the Polystyrene product director. In this role, he was instrumental in the strategic transformation of Styrenics at Dow. In 2007 and 2008, he was part of the small team that developed the concept and drove the creation of the Americas Styrenics joint venture with Chevron Phillips Chemical.

After completion and launch of the Americas Styrenics joint venture, Denton moved into Basic Plastics at Dow and was named director, joint venture implementation. In this role he worked on another strategic transformation involving the JV between Dow and the Kuwait Petrochemical Company (KPC), formally known as K-Dow. Denton worked on venture creation and implementation activities and negotiated product supply agreements between Dow, KPC and the venture. When the JV was halted days before start-up, he continued the theme of strategic transformation and moved immediately into similar work involving the creation of Styron. In August of 2009, as the concept was taking shape Denton was named to the management team of the Styron Division of Dow, and then moved to Styron the independent company owned by Bain Capital upon its formation in June 2010.

Denton earned a B.A. in Business Administration from Alma College in Alma, Michigan, in 1987.

Hayati Yarkadas joined Trinseo in November of 2015 as Senior Vice President and Business President for the Performance Materials Division. Since joining the Company, his position was expanded to include responsibility for Global Procurement and the Asia Pacific region while continuing lead the Latex Binders and Synthetic Rubber business segments.

Yarkadas brings to the company more than 20 years of experience in materials businesses and proven track record of business management and leadership skills.

Prior to joining Trinseo, Yarkadas led the food ingredient business of Tate & Lyle in Europe as Senior Vice President and General Manager, based in London. Prior to that, Yarkadas spent over 17 years with DuPont in many different countries across the world after completing his MBA.

Most recently Yarkadas served as General Manager of the DuPont Teijin Films joint venture, where he was responsible for the whole P&L and transformation of the business. Previously, he was Global Business Director for DuPont Advanced Glass Interlayers and held a series of roles in sales, sales management, Six Sigma, marketing, product management and business management in plastics and chemicals.

Throughout his career, Yarkadas gained significant operating and global leadership skills with various roles in Turkey, the UK, Switzerland, the US, and Luxembourg. He started his career in manufacturing and R&D at Borusan Mannessmann, where he gained operation experience early in his career.

Yarkadas has a master’s degree in Mechanical Engineering from Istanbul Technical University and an MBA from Imperial College London. He reports to Frank Bozich, President and Chief Executive Officer of Trinseo, and is a member of the company’s Executive Leadership Team. Yarkadas is based in Trinseo’s Horgen, Switzerland office.

Yarkadas is married and has two daughters.