The Administrative Professionals of the Tri-Cities (APTC) is a group of administrative professionals from private, public, government and non-profit organizations in the Tri-Cities who are committed to ensuring that individuals who choose the administrative profession are supported in the development of their careers through networking, collaboration, training and the celebration of the profession.  APTC is registered as a 501(c)6 non-profit organization and has held this designation since April 2015. 


The mission of APTC is to empower career-minded administrative professionals toward success by:



To provide networking opportunities to career administrative professionals dedicated to building and fostering meaningful connections;

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To ensure individuals working in the administrative profession have the opportunity to connect, learn, lead and excel;

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To provide career development opportunities for individuals within the profession, and to those considering the profession, through networking events, training workshops, input on future APTC events, mentoring opportunities and leadership roles.

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To promote the profession by sponsoring a recognition event in the spring in celebration of Administration Professionals Week.

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Samantha Markus, President

Executive Assistant to Human Resources- Pacific Northwest National Laboratory 

Gretchen Guerrero, Vice President

Operations Manager- Visit Tri-Cities

Kay Gonzales, Treasurer

Executive Assistant- CH2M Hill Plateau Remediation Company

Jaclyn Stemp, Secretary 

Executive Assistant - Salmon Group, Inc.

(Contract Support to US Department of Energy - Office of River Protection) 


Tiffany Burke


Tracy Davission

Executive Assistant- US Department of Energy - Richland Operations Office 

Rosie Jones

Administrative Assistant - Salmon Group, Inc. ( Contract Support to US Department of Energy - Richland Operations Office) 

Elizabeth Lutz

Real Estate Agent- Windermere Group One 

Deborah Moles

Administrative Assistant - Pacific Northwest National Laboratory 

Daniele Pardini

Senior Executive Assistant - Energy Northwest

Darlene Scrivner

Special Assistant to the President, Columbia Basin College

Lorie MacIsaac

Executive Administrative Assistant - Tri-Cities Cancer Center  

Marci Uptegrove

Mission Support Alliance (MSA) 

Peggy Vasquez, Adviser 

Chief Executive Assistant to the Laboratory Director- Pacific Northwest National Laboratory