Trevor Siebert

Trevor Siebert

Senior Associate

Cell: 443.370.4166
[email protected] 
1401 I Street NW Suite 400
Washington, DC 20005


Trevor Siebert is a Robert Half Executive Search Senior Associate specializing in the identification and vetting of executive leaders and senior level, functional management professionals in the following professional disciplines: executive management, financial management, operations management, sales and marketing, technology, healthcare, legal, and human resources.

Based in the firm’s Washington D.C. office Trevor partners with our various Robert Half Executive Search Managing Directors and Principals, conducting searches throughout the United States and internationally.


Trevor began his career with Robert Half Executive Search in 2013 as an intern before joining the firm as an Associate. He has worked with a wide variety of national and international clients to assist them in building their executive leadership teams.

During his tenure with Robert Half Executive Search, Trevor has learned critical thinking and research skills that have allowed him to successfully attract and recruit senior level executives in multiple industries.

Trevor is responsible for identifying, assessing and attracting qualified candidates toward executive level positions. His strong critical thinking and research skills coupled with his attention to detail have proved to be vital towards his success.

Personal and Professional Activities

Throughout his career, Trevor has actively worked with Sursum Corda to tutor and mentor under-privileged children throughout inner-city Washington D.C. Additionally, he volunteers for the Hoya Dreams Foundation at Georgetown University Hospital.

Trevor earned a Bachelor of Arts degree in Government from Georgetown University where he was also a member of the Hoya’s men’s lacrosse team.