American Admin, Inc
Creating A Single Source Of Convenience For Your Business Needs


Passion. Experience. Diligence.


Ramona Mathany, who owns and operates American Admin Inc. as well as All Star Labor & Staffing, has over 19 years of experience in the Employee Leasing Industry.  Ramona has developed a strong, professional team to help small and mid-sized businesses manage their employment needs. American Admin, Inc. currently has helped hundreds of owners manage their employees.


Get in touch

We at American Admin know that finding the right HR/PEO partner to help your business is a choice not to be taken lightly. That’s why we offer free consultations to walk you through your needs, the scope of your goals, and your budget.

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Our Team

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Ramona Mathany

Ramona Mathany, owner of American Admin, has been in the PEO industry for over 19 years and has a proven track record of recognizing the needs of clients and offering competitive rates. Ramona has expertise in all areas of the insurance industry, human resources, and has a deep understanding of how to handle preventative workers’ compensation issues. Her main focus is taking care of her client’s needs and helping them make sensible choices for quality staff selection, payroll, benefits, & taxes.


 Director of operations

Adam Stephens, aPHR

Adam Stephens joined our team in 2015 and focuses primarily on our Staffing divisions operations. Adam has an extensive operations background in manufacturing, logistics, and human resources; making him a valuable asset to our client base. His main focus is supporting our management team in the day-to-day operations of our branches throughout Oregon.

workers compensation

Marlyse Bustillo

Marlyse is an expert in workers’ compensation and has a wealth of experience and knowledge in the employee leasing field.  As an account specialist Marlyse manages workers’ comp claims, underwriters and injured workers.

Payroll specialists

Lianne Johnston

DeAnna Kadrmas

Brianne Klepper

Our Payroll Specialists consistently deliver excellent customer service to our PEO clients, providing them with detailed payroll processing as well as administering garnishments. Our specialists are also responsible for new hire reporting, unemployment claim management, and certified payroll processing/reporting.

Benefits specialist

Janet Robinson

With over a decade in management and accounting experience Janet Robinson, has the expertise you will need when dealing with tax compliance, payroll, and benefits administration. Her bias for proactive problem solving and accurate reporting is a great gain for any business seeking professional services.