In 1977, he produced the musical "Sparkle." In 1978, he produced the Oscar nominated "Resurrection." Following that, he produced "Lost Angels" and then went on to produce "Gross Anatomy" based on his years in medical school.
Rosenman became Co-President of Sandollar Productions and while there Executive Produced "Common Threads: Stories From The Quilt," a documentary written and directed by Rob Epstein and Jeffrey Friedman which won both an Academy Award for Best Documentary and a Peabody Award for Outstanding Journalism. Rosenman also made the ACE award winning "Tidy Endings."
At Sandollar Rosenman produced "Shining Through," "Straight Talk," "A Stranger Among Us," "True Identity," "Father Of The Bride" and "Buffy The Vampire Slayer."
In 1993, Bernie Brillstein and Brad Grey asked Howard Rosenman to run their company. At Brillstein-Grey Entertainment, he became President of Motion Pictures, Executive Produced Rob Epstein and Jeffrey Friedman's documentary "The Celluloid Closet," and put several projects into development. He plans to produce those projects developed at Brillstein-Grey through Columbia Pictures, where he now has his own deal. Rosenman also has projects in development at numerous other studios and independent companies.
Rosenman is Co-Founder of Project Angel Food in LA, which provides meals on wheels for terminally ill AIDS patients, and has served on the Board of Directors for the AIDS ReSearch Alliance.