Michael Caputo, a former communications adviser to President Trump Donald John TrumpFederal prosecutor speaks out, says Barr 'has brought shame' on Justice Dept. Former Pence aide: White House staffers discussed Trump refusing to leave office Progressive group buys domain name of Trump's No. 1 Supreme Court pick MORE's campaign, is set to go before the House Intelligence Committee in July as part of the panel's investigation into Russian interference in the 2016 election, CNN reported Friday.

Caputo, who once worked in Moscow and developed ties to Russian officials, has strongly denied allegations of collusion between the Trump campaign and Russian officials.

He will speak to congressional investigators on the committee in a closed session on July 14, his lawyer told CNN.

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The House intelligence panel requested in May to interview Caputo about “Russian cyber activities directed against the 2016 U.S. election, potential links between Russia and individuals associated with political campaigns, the U.S. government’s response to those Russian active measures, and related links of classified information."

Caputo's testimony is among several major hearings before the House committee set to take place in July. Former National Security Adviser Susan Rice and former Trump adviser and confidante Roger Stone Roger Jason StoneFederal prosecutor speaks out, says Barr 'has brought shame' on Justice Dept. The agony of justice Our Constitution is under attack by Attorney General William Barr MORE are also expected to speak to the panel in closed sessions.

Caputo worked for USAID in Russia in the 1990s. After moving back to the U.S. he went to work for Gazprom Media, which is owned by the Russian government-owned energy company GazProm.