Carlo Leone (born February 3, 1963)[1] is an American politician serving as the senior adviser to ConnDOT commissioner Joseph Giulietti.

While in the State Senate, he served as deputy president pro tempore and chair of the Transportation Committee.

[4] On February 23, 2011, Leone won a special election for the 27th District seat against Republican Bob Kolenberg; the election was held to fill the vacancy left by the resignation of Andrew J. McDonald, who left the Senate to serve as Governor Dan Malloy's chief legal counsel.

[4] Leone also served as the Deputy President pro tempore of the Senate and Chairman of the Veterans Affairs committee.

[17] In 2013, Leone and then-State Representative William Tong co-authored a bill to help preserve homeowners rights during the Foreclosure process.

[19] In November 2019, following a report that stated that the Connecticut Port Authority was misspending several thousands of dollars on expensive meals and liquor.

[20] When Hurricane Isaias hit Connecticut in August 2020, hundreds of thousands of residents were left without power for several days.

[22] After this, the Connecticut State Senate passed a bill in a 35–0 vote that would hold utility companies such as Eversource to tougher standards.

[24] In response, Leone claimed that the bill was "only a starting point to have serious discussions" and that it was "Not prudent to rush to any judgements" in a statement given to the Darien Times.

[36][37][38] On January 5, 2021, Leone began serving as the senior adviser to ConnDOT commissioner Joseph Giulietti.

After Incumbent Democrat Andrew J. McDonald resigned to take a position in newly elected Governor Dan Malloy's administration.

Carlo Leone won re-election to a fourth term after defeating Republican challenger Gino Bottino as well as Green Party candidate Cora Santaguida.

Leone won re-election to a sixth term after defeating Republican challenger Eva Maldonado.