The Democrat sat down Thursday afternoon in New Haven with Metro-North chief Joseph Giulietti and Metropolitan Transportation Authority Chairman Tom Prendergast.
Riders complained about service delays caused by electrical problems, crowded trains and heating and cooling problems.
Regulators investigating the fatal Metro-North Railroad train derailment recommended Tuesday that the railroad install recorders on its vehicles and new speed-limit signs along its tracks.
Joseph Giulietti took over at the helm for Howard Permut at a time when the railroad is dealing with a number of issues.
Some Connecticut lawmakers have urged Metro-North Railroad to fix its problems or risk losing its contract with the state.