The failures that led to the January 6 riots have been fixed, but extremists still pose a threat, according to an interview with NPR published on Tuesday.
The agency is better prepared to deal with threats as the "big failures" have been fixed, according to the interviewer.
The concern that many of the groups posing a threat to the Capitol remain active is still losing some sleep.
The office of the federal agency has opened in California and Florida because of the threats faced by lawmakers from those states.
His main focus is to have agents in all 50 states and enhance intelligence operations.
On Tuesday, officers from the Capitol Police and the D.C. Metropolitan Police Department will be presented with the Congressional Gold medal.
The investigation into the attack on Pelosi's home in San Francisco has largely been completed. The Capitol Police is conducting a review to figure out what changes need to be made.
As the January 6 committee prepares to finish its investigation into the Capitol riot, the medal ceremony is taking place. The final report is expected to be released later this month, before the Republicans take control of the House. The individuals involved in the riot are still being investigated. Stewart Rhodes was found guilty of seditious conspiracy last month. Kelly Meggs, an Oath Keeper member, was also found guilty of the same crime and faces up to a maximum of 20 years in prison.
The Capitol Police chief said that the failures were fixed.
The founder of the Oath Keepers was found guilty of seditious conspiracy.