Rosa Thomas

Office Manager


Rosa manages all details associated with running the office at Rock Spring. She is in charge of accounts payable, accounts receivable, human resources and payroll. 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​