[2] In 1977, he was named Executive Director of the New York State Alliance to Save Energy, co-chaired by Senators Javits and Daniel Patrick Moynihan.

A year later, he was appointed General Counsel and Executive Vice President of the Warner Cable Corporation, a position he held until 1986, when he returned to private practice as a partner of LeBoeuf, Lamb, Greene & MacRae.

[8] In January 2023, Berman presided over the criminal jury trial of gynecologist Robert Hadden for sexually assaulting his patients during examinations.

In dissent, Justice Neil Gorsuch wrote that the Supreme Court’s decision “overcomplicates the law for no good reason.” [12] In November and December 2017, Berman presided over the criminal jury trial of Turkish citizen Mehmet Hakan Atilla.

Atilla was convicted of 5 out of 6 counts in the Indictment, including conspiracies to evade U.S. sanctions against Iran and to defraud the United States, and bank fraud.

The Court held that the New York Penal Law § 120.05(7), or Second Degree Assault by a Convicted Prisoner, was a "crime of violence" under the United States Sentencing Guidelines and that Petitioner had waived his right to appeal.

[21] On April 25, 2016, a panel of the Court of Appeals for the Second Circuit reversed on the grounds that the Players Association had signed an arbitration agreement, and NFL Commissioner Roger Goodell's authority to implement the suspension.

In dissent, Chief Judge Robert Katzmann determined that it was improper for the NFL Commissioner to review in arbitration his own decision to suspend Brady.

One involved Rudy Kurniawan, who was convicted of counterfeiting fine wines in December 2013 following a jury trial, and sentenced to a term of incarceration.

[27] Berman presided over the case against Aafia Siddiqui, a Pakistani citizen and graduate of MIT and Brandeis University, who was convicted by a jury in 2010 of attempted murder of U.S. officials in Afghanistan, and sentenced to lengthy incarceration.

[28][29] In September 2007, Berman denied the NYC cab driver association's application to prevent the New York City Taxi and Limousine Commission from requiring that all taxicabs must be installed with credit- and debit-card readers.

[30] In December 2005, following a bench trial, Berman ruled that random police searches of riders' backpacks and bags on the New York City subway system do not violate the U.S.

Berman, in a summary judgment decision dated July 17, 2017, determined that the right to record police activity in public areas was "clearly established" at the time of Gerskovich's arrest.

[32] After having determined that the Driver's Privacy Protection Act of 1994 ("DPPA") is not a "strict liability" statute, Berman presided over the civil jury trial against defendants Arcanum Investigations, Inc. and its executive director.

By summary order, dated April 15, 2016, the Court of Appeals for the Second Circuit affirmed the judgment entered in connection with the jury's verdict.

On the eve of trial, D'Souza pleaded guilty to campaign finance violations, (arranging straw donors), and was sentenced in September 2014 to five years of probation, $30,000 fine, and community service.

[40] In January 1998, as a New York State family court judge, Berman removed two children from the custody of then professional baseball player Carl Everett and his wife.

[41][42][43] Berman was part of a three-judge panel that heard challenges to the redistricting plan enacted by the New York State Legislature following the 2000 census.

Following a bench trial in November 2003, the three-judge panel found that New York's redistricting plan did not violate the Voting Rights Act or the Equal Protection Clause of the Fourteenth Amendment.

Plaintiffs alleged that defendants had knowingly submitted false and inaccurate information to establish LIBOR rates during the class period of August 2007 through January 2009.

"We necessarily disagree with the 'clear liability' language []introduced by the district court in deciding Healthcare's post-trial application for judgment as a matter of law.

Berman's efforts in improving media access to the Family Court system and promoting community service have been cited in the New York Daily News and Newsday.

[65] [66] On October 13, 2021, Berman participated on a panel with the Honorable L. Felipe Restrepo for the Penn Program on Regulation titled How Judges Can Make a Difference in the Success of Supervised Release.