Lee said that the buildings were not being evacuated and that there was no public safety threat at any location. She wouldn't elaborate on what the agents were doing at the offices.
City spokeswoman Blasita Lopez told the Laredo Morning Times that agents directed city hall employees to step away from their work stations.
Dannenbaum, a 77-year-old businessman who was tied to a series of Federal Bureau of Investigation raids in El Paso a decade ago, has a slew of ongoing contracts with Houston and Harris County.
While it's unclear what investigators are looking for, Webb county Commissioner John Galo says he's not surprised by the raids.
Agents also raided a private engineering company in Laredo and Houston. According to news reports, authorities removed the front door to the Dannenbaum Engineering office as part of their raid while asking some city employees to leave their workplace. Lee would not comment on whether the two raids were related. Company management is investigating the bases of the government requests.
FBI officials would not comment on the nature of their investigation into Dannenbaum Engineering, one of the state's premier firms for infrastructure planning and design. We are uncertain whether the inquiry is focused on the company's activities or those of its business competitors.
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