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Rosa Thomas

HR & Office Manager

Rosa has been with Rock Spring for over 8 years.  Her role has grown with the company and she now manages all details associated with running Human Resources and the HQ office at Rock Spring. She is in charge of payroll, HR issues and compliance, insurance requirements, Rock Spring benefits, and more.  Her strong organizational skills help to keep the company running smoothly.


Rosa was an operations manager for the non-profit organization, Identity Inc., prior to coming to Rock Spring. She also worked at Rimsi Corporation as a property account manager and Global Building Supply as a human resource manager.


Rosa lives in Silver Spring with her husband and two kids.



Phone: 301.857.2711​

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