USA v. Diamantis et al

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Case overview

Case Number:

3:25-cr-00029

Court:

Connecticut

Nature of Suit:

Judge:

Stefan R. Underhill

Firms

  1. January 08, 2026

    Ex-Budget Official's Atty Stays On Case At Judge's Urging

    Despite an order allowing him to withdraw over a $65,000 fee dispute, a lawyer for former Connecticut budget official Konstantinos Diamantis late on Thursday agreed to remain on a case after a federal judge urged him to consider seeking payments under the Criminal Justice Act.

  2. January 02, 2026

    Connecticut Cases To Watch In 2026

    The criminal prosecution of a law firm bookkeeper accused of embezzling $584,000 over a dozen years and the criminal trial of a strip club boss accused of failing to report $5.7 million in cash income to the Internal Revenue Service are just two high-profile cases scheduled for trial in Connecticut dockets in 2026.

  3. December 23, 2025

    Connecticut's Most Notable Cases Of 2025

    Two attorneys who were licensed in Connecticut were convicted in 2025 on charges that either did or could result in prison time, including a longtime real estate attorney who fatally shot a man in his law firm's parking lot. And the state's largest healthcare system said it would pay $45 million to exit an agreement to buy three ailing hospitals that were in much worse condition than previously known. Here's a look back at three of the top cases of 2025.

  4. December 17, 2025

    Ex-Conn. Official Denied Hearing On Juror's Media Comment

    A former Connecticut schools construction official did not provide enough justification to warrant a post-conviction hearing to probe whether jurors were forthcoming about their exposure to press coverage of his public corruption case, a federal judge ruled Wednesday.

  5. December 10, 2025

    Guilty Budget Official's Legal Bill Battle Sent To Magistrate

    A Connecticut federal judge on Wednesday tapped a magistrate judge to dig into an apparent billing dispute between former state budget official Konstantinos Diamantis and his criminal defense attorney, but he refused to delay a looming bribery trial until he decides whether to allow the lawyer to withdraw.

  6. November 26, 2025

    Ex-Conn. Lawmaker Pleads Guilty In Audit Bribery Case

    Former Connecticut state lawmaker and currently suspended attorney Christopher Ziogas pled guilty during a hearing Wednesday to paying bribes to onetime state budget official Konstantinos Diamantis in an effort to shut down a state Medicaid audit of Ziogas' fiancee's optometry practice.

  7. November 04, 2025

    Ex-Conn. Official Gets Sentencing Delayed Pending 2nd Trial

    A Connecticut federal judge on Tuesday indefinitely delayed sentencing for Konstantinos "Kosta" Diamantis, a former Connecticut budget official convicted of soliciting and accepting bribes connected to school construction projects, after defense counsel requested a pause until a second trial on unrelated corruption charges concludes.

  8. October 29, 2025

    Convicted Ex-Conn. Official Flags Juror's Comment To Media

    A former Connecticut schools construction official asked a federal judge to hold a hearing to determine if jurors were candid about their exposure to press coverage of his corruption case, saying Wednesday that the forewoman's post-conviction comment to the media "raises serious questions."

  9. October 22, 2025

    Ex-Conn. School Buildings Official Convicted Of Corruption

    A federal jury on Wednesday convicted Connecticut's former school construction director on corruption charges, agreeing with prosecutors that Konstantinos "Kosta" Diamantis accepted bribes, committed extortion and lied to both the FBI and the IRS about payments he admitted accepting from two construction firms.

  10. October 20, 2025

    Connecticut Official Had 'Dirtiest Hands Of All,' Jury Told

    Former Connecticut school construction director Kosta Diamantis was a "corrupt public official" who pushed local authorities to hire a masonry contractor and a construction management firm that paid him a cut of their negotiated government contracts, prosecutors told a jury during closing arguments Monday.