Tim Sawyer

Chief Executive Officer

Tim SawyerTim joined Teligent Inc. as President and CEO in February 2020. He brings over 26 years of experience in the pharmaceutical industry, having held a variety of senior executive positions in general management, marketing and sales.

Prior to joining Teligent, Tim spent 16 years at Barr Laboratories, eventually serving as Executive Vice President, Global Generic Sales and Marketing where he led a team of nearly 2,000 employees in 25 countries. Subsequently, Tim held positions of Senior Vice President, Corporate Strategic Development at Mylan, and President, Retail Medicine at 1-800-Doctors, Inc.

Most recently, Tim served as Chief Executive Officer of Geritrex, LLC, a manufacturer and marketer of generic over the counter pharmaceuticals.

Tim holds a B.A. in Political Science from the University of Richmond.

Vice President, Quality

Ken Bonnell comes to us with 25 years of Quality related experience in pharmaceuticals, biotechnology, and medical device manufacturing. He has held positions in both Quality Assurance and Quality Control throughout his career where he was responsible for various regulatory filings and submissions, interacting with multiple domestic and international regulatory authorities, and for supporting quality operations, validation, metrology, microbiology, vendor inspection and management, internal and external auditing, analytical testing, deviation and customer complaint investigation and remediation, CAPA management, environmental monitoring, sterile manufacturing, and packaging.

Ken was most recently the Global Vice-President of Quality, Regulatory, and Compliance for PCI Pharma Services, LLC where he was accountable for all Quality related functions related to their commercial, clinical, and manufacturing divisions. Prior to this role, he worked for the bacterial and viral vaccine division of Merck, Inc. located in West Point, PA, where he managed the Laboratory and Quality Operations for four different focus factories including Gardasil® and Pneumovax 23®.

Ken holds a B.S. in Biology, a M.B.A. in business management, and a M.S. in Biology. In addition, he also has earned a Lean Six Sigma Black Belt certification from Villanova, which he has used to led many process and cost savings improvement initiatives including several that have enhanced batch record accuracy and overall manufacturing cycle times.

General Manager, Estonia

Anneli joined Teligent in February 2016 as the General Manager of Estonia. She is responsible for the company’s startup in Estonia, which will include supply chain and quality operations support to the company’s suppliers and manufacturing partners around the world.

Prior to joining Teligent, Anneli managed the Transaction Services team at KPMG Estonia. She has more than 15 years of experience in management consulting, financial advisory, investor relations and M&A. Anneli has worked at Deloitte, the Estonian Energy Company and Trigon Capital, among other firms.

She graduated from Concordia International University with a BA in international business.

Vice President, Business Development

Eric joined Teligent in June 2016 as the Vice President of Business Development, where he leads the identification and development of new business opportunities, including acquisitions, licensing agreements, strategic alliances and new ventures.

Prior to joining Teligent, Eric served as Director of Global Business Development at Akorn, Inc. where he executed the Company’s business development strategy in generic and branded prescription pharmaceuticals, as well as in animal and consumer health products. Prior to Akorn, Eric held various roles at Baxter International Inc. in business development, strategy and commercial analytics. His background also includes over 10 years of healthcare investment management experience, including at Citadel LLC.

He holds an MS in Biotechnology from Northwestern University and a Bachelor’s degree in Chemistry and Anthropology from California State University, Fresno.


Chief Financial Officer

Damian joined Teligent, Inc. as the Chief Financial Officer in February 2018, after previously serving briefly on our Board of Directors in 2014. He leads the Finance, IT and Investor Relations teams.

Damian has over 25 years of Finance experience, most of which was spent in the pharmaceutical industry. He began his career in public accounting at KPMG LLP. Then, after spending nearly 14 years in a variety of roles at AstraZeneca, he served as VP Finance of Daiichi Sankyo Pharma Development, CFO of West-Ward Pharmaceuticals, SVP Finance of Heritage Pharmaceuticals and, most recently, as the CFO of Virtus Pharmaceuticals.

Damian has an undergraduate degree in Accounting from Penn State and an MBA from the University of Delaware.

Vice President, Sales and Marketing
General Manager, Canada

Mark Mantel

Mark joined Teligent in 2018 as our General Manager of Canada. In this role, he is responsible for customer engagement, product development, quality assurance, regulatory affairs, and building our vision for Teligent Canada. In addition, he actively liaisons with our supplier partners and European colleagues to drive integration across our business units.


In 2019 Mark undertook new responsibilities and is now leading our North American Commercial Sales and Marketing Group in addition to his role as General Manager in Canada. In this role, Mark is responsible for delivering global sales results, new customer development, new product launch execution, and new channel development in all Teligent commercial markets.

Mark also works closely with our operations group at our manufacturing facility in New Jersey to ensure quality of supply, new product development, and growth of the newest topical and injectable facility in the USA.

Mark has gained experience from multiple industries, such as working with Coca Cola, Campbell’s Soup, Roche Diagnostics, Mylan Pharmaceuticals, and Mint Pharmaceuticals.

Mark is a graduate of the British Columbia Institute of Technology with a certificate in Marketing Management.


General Manager & Vice President of Operations

Antonio Di Nicola joined Teligent Inc. as the General Manager and Vice President of Operations at Teligent, Buena sterile manufacturing facility in May 2019. He has over 30 years of experience in managing and directing functional teams engaged in the aseptic manufacturing process of parenterals, ointments, nasal spray, and ophthalmic products. His successes include managing and implementing several initiatives to increase efficiencies and plant productivity.

Before joining Teligent, Antonio has held positions of increased responsibility, which include Plant Manager at Renaissance, LLC, Director of Operations at DPT Labs, Director of Operations at West-Ward Pharmaceuticals, Associate Director of Manufacturing at Baxter Healthcare, and Manager of Product Compliance at Wyeth-Ayerst.

Antonio holds a BS in Nautical and Maritime Science from the Italian Naval Academy.