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About Us

 
 
 

Katarzyna Priebe, President/CEO


After over 10 years of working in the security industry and being a part of several large security company consolidations, Katarzyna founded Priebe Security Services in order to provide customers with a quality alternative to big international providers - a company that values individuals.

Prior to founding Priebe Security, Katarzyna served as Vice President of Sales for United Building Security, Business Development Manager for Barton Protective Services, and Sales Manager for American Protective Services. Throughout her career, Katarzyna has gained significant experience in security operations and has developed proven leadership skills.

Additionally, Katarzyna founded and served as president of the Austin Polish Society, a 501C non-profit organization promoting Polish culture in Austin. She has also provided leadership and community service as the chair of numerous committees in industry organizations such as BOMA, IFMA, and ASIS. Katarzyna earned her bachelors degree in Russian from The University of Texas at Austin.

   

DarrellDarrell Rachui, Business Operations Manager

As a well-rounded and seasoned business executive, Darrell has spent the majority of his professional career in senior operational roles within high growth organizations. Before joining Priebe Security, he spent over a decade as the Managing Director of SP3 Group, a full-service HR Consulting firm. In this role Darrell managed all of the back-office operations for the company, developed and negotiated strategic partnerships and aided in the closing and management of key corporate accounts.

He is a member of Bootstrap Austin and Austin Top Guns and enjoys spending his free time helping with service organizations, giving back to his community and working with children. He is an avid outdoorsman and enjoys all kinds of sports.


SylviaSylvia Cabello, Human Resources Manager

Sylvia Cabello has over 12 years of Human Resource experience with a strong focus in recruiting.  She is a graduate of Texas State University earning a degree in Business Administration with a major in Management.  

Sylvia is a native Texan; she grew up in El Paso and moved to Austin in 1990.  She has a wonderful husband and two beautiful, funny, bright daughters (just like her mother!)

 

KirbyKirby Roundtree, Operations Manager

Kirby Roundtree has over 13 years of experience in operations management for clients such as Centerpoint Energy and NRG Energy. Prior to joining Priebe Security, he served as Houston Operations Manager for Docufree, a document and cloud storage firm, where his responsibilities included multi-site planning and management; procedures design, audit and review; production scheduling and control; client care and issue resolution; staff training and allotment; and tactical and strategic implementation of service level agreements, among other key duties.

He is a proud graduate of Texas A&M University with a degree in Biology. He enjoys golfing, sports, movies, and spending time with his family.