The Obama administration wants to get rid of bureaucratic hurdles that slow down companies.
Ten companies will join administration officials at an economic summit.
President Obama will appoint someone to replace Jeffrey Zients at the end of the year.
House Republicans hope to keep the White House on the defensive over ObamaCare this week.
Jeffrey Zients said a bill could pass during the next Congress.
Jeffrey Zients has been leading the team overseeing repairs to HealthCare.gov.
The senators want someone to ensure the site is "fixed quickly, completely, and permanently."