Midwest Physicians Anesthesia Services (MPAS) is a physician-owned corporation providing anesthesia in central Ohio. MPAS administers anesthesia in over 50,000 procedures working at Riverside Methodist Hospital, Dublin Methodist Hospital, Orthopedic One (Upper Arlington and Grove City), Riverside Outpatient Center and The Hand Center. We are committed to the care and improvement of human life. In recognition of this commitment we strive to deliver high quality, cost-effective healthcare.

Tosoh USA, Inc. was initially established as Tosoh Corporation's first US representative office in NY in 1964 and has grown to become the corporation's main sales, marketing, and business development center in North America. Currently, based in Grove City, Ohio, Tosoh USA markets and sells a variety of chemical products produced by Tosoh Corporation and its affiliates that go into a myriad of industries and markets. Silica glass (a.k.a. quartz), organic chemicals, and specialty polymers are just some of the essential Tosoh USA provides to customers who produce everyday things. In addition to this, we also act as the exclusive U.S. sales representative for ethyleneamines produced by European based Delamine B.V. TOSOH CORPORATION Tosoh Corporation is a Japanese chemical company established in 1935 and listed on the First Section of the Tokyo Stock Exchange. It is the parent of the Tosoh Group, which comprises over 100 companies worldwide and a multiethnic workforce of over 12,000 people. Tosoh is one of the largest chlor-alkali manufacturers in Asia. The Company supplies the plastic resins and an array of the basic chemicals that support modern life. Tosoh's petrochemical operations supply ethylene, polymers, and polyethylene, while its advanced materials business serves the global semiconductor, display, and solar industries. Tosoh has also pioneered sophisticated bioscience systems that are used for the monitoring of life-threatening diseases, such as diabetes and certain cancers, and to prevent epidemics by identifying pathogenic microbes. In addition, Tosoh develops products and provides services to purify water and to monitor the environment as part of a commitment to a sustainable future. Stock Exchange Ticker Symbol: JP: 4042

Mid-Ohio Emergency Services, LLC (MOES) formed as a democratic Emergency Medicine group in September 1998 and currently provides emergency medicine physician and advanced practice clinician services throughout Columbus, Ohio. As a physician owned and managed practice, MOES is the preferred source for staffing emergency departments within OhioHealth’s largest facilities and new free standing ED network. MOES works in unison with TeamHealth, one of the nation’s largest providers of multi hospital-based clinical sourcing while being one of the nation’s single largest emergency medicine practices. MOES is Columbus’ leading provider of emergency medical care practicing at one of the nation’s top 10 health systems.

At Diamond Hill, we are fiercely committed to generating excellent, long-term investment outcomes and building enduring client partnerships. Diamond Hill Capital Management, Inc. is a wholly owned subsidiary of Diamond Hill Investment Group, Inc. Diamond Hill Investment Group is a publicly traded company, and its shares trade on the NASDAQ (Ticker: DHIL). Disclosures: https://www.diamond-hill.com/about/policies-and-disclosures/ At Diamond Hill, we take security and protection of your personal information very seriously. Please be aware of individuals that might approach you by falsely presenting themselves as our employees or representatives. Under this false pretense, they might try to gain access to your personal information or to acquire money from you by offering fictitious employment opportunities on our behalf. Please exercise caution and carefully review correspondence. Diamond Hill will never ask for financial information of any kind or for payment of money during the job application process. We do not require any financial, credit card or bank account information and/or any payment of any kind to be considered for employment. If you suspect communication about a position is fraudulent, please contact Diamond Hill’s HR Team at [email protected]. If you are the victim of fraud resulting from a scam, please contact your local authorities. Diamond Hill will not be held liable or responsible for any claims, losses, damages or expenses resulting from the scammers.

• Managed of all front office functions. • Provided administrative support to both internal and external personnel. • Handled employee information and payroll reporting and reconciliation. • Worked with accounts receivable / payable functions. • Maintained and audited employee records and files.

The Columbus School (TCS) is a school that guides its educational work towards the formation of citizens with critical consciousness and a sense of responsibility towards global sustainability, who are enterprising and empowered, able to thrive with a sense of purpose in an ever-changing world. They are high performance learners with the ability to succeed in the pathway of their choice.