On November 8, 2022, the Board of Directors of OpGen, Inc. elected Yvonne Schlaeppi as a member of its Board of Directors. The Board also confirmed that Ms. Schlaeppi is an independent director under applicable standards, including Nasdaq corporate governance standards. Her term as a director began on November 8, 2022.

Since 2011, Ms. Schlaeppi has served as a Managing Partner of Stratevise LLC. From 2016 through its going private in 2019, Ms. Schlaeppi served on the board of directors of Stallergenes Greer plc. From 2014 to 2015, Ms. Schlaeppi served on the boards of directors of allergy immunotherapy companies, Ares Allergy Holdings Inc. and Greer Laboratories, Inc. Since 2018, Ms. Schlaeppi has been a director of AstroNova, Inc., which applies data visualization technologies to its hardware and software products for the aerospace and defense, packaging and product identification, and electronic signal data test and measurement sectors, as well as Chair of its Nominating and Governance Committee and a member of its Audit Committee.

Since 2015, Ms. Schlaeppi has been a member of the External Advisory Council to the Channing Division of Network Medicine of Brigham and Women's Hospital in Boston. Ms. Schlaeppi has been recognized as Directorship Certified by the National Association of Corporate Directors (“NACD”) in 2022 and, from 2017 to 2022, has been recognized annually as a Board Leadership Fellow by the NACD. Prior to founding Stratevise, Ms. Schlaeppi served as General Counsel at Global Enterprise Technologies, Passport & ID, a high-security document printing solutions provider and systems integrator from 2007 to 2011 and as Executive Vice President, General Counsel and Corporate IP Officer at Organon BioSciences, a global pharmaceutical, animal health and biotech group based in the Netherlands, from 2006 until its sale in 2007.

From 1999 to 2006, Ms. Schlaeppi was a partner at the Boston-based law firm of Palmer & Dodge LLP, where she served as Chairperson of that firm's International Practice Group. From 1995 to 1998 Ms. Schlaeppi served in senior positions at Johnson Controls, Inc., a NYSE-listed diversified industrial company, including as General Counsel Europe. The Company believes that Ms. Schlaeppi's extensive experience in life sciences, as well as international business and corporate governance, qualify her to serve on the Company's Board of Directors.

In light of her prior experience with audit-, risk- and governance-related matters, the Board also appointed Ms. Schlaeppi to the Company's Audit Committee.