"sustained contribution" is correct and usable in written English.
You can use it to refer to a continued effort or involvement in something. For example, "The volunteer was recognized for his sustained contribution to the local animal shelter."
The Lifetime of Leadership award celebrates those transformational leaders whose character and sustained contribution span sectors, decades, and generations with wise ambassadorial service, mentoring contributing powerfully to improve business performance, economic growth, creativity, community vitality, human understanding, national strength, and global relations.
It seems only right to pay tribute to Barden's sustained contribution.
"I think the old days of the claim that perhaps L.A. was not — and more specifically, Lacma was not — a target of sustained contribution are increasingly behind us," said Mark Ridley-Thomas, a member of the county Board of Supervisors.
For the greater part of the last century, anthropogenic palynology has made a sustained contribution to archaeology and to Quaternary science in general, and pollen-analytical papers have appeared in Journal of Archaeological Science since its inception.
Nasser was at pains to explain that the industry should be proud of the crucial and sustained contribution to the global economy and people's lives, around the world, day after day for over a century.
Every December, Science Careers names a "Person of the Year" to honor an individual who has made an especially significant and sustained contribution to the welfare of early-career scientists.
In 2004, she was named a MacVicar Faculty Fellow for exemplary and sustained contributions to undergraduate education at MIT.
The MacVicar Faculty Fellows Program recognizes MIT faculty who have made exemplary and sustained contributions to the teaching and education of undergraduates at the Institute.
In 2009 he was appointed as a MacVicar Faculty Fellow, MIT's highest honor for faculty who have made sustained contributions to undergraduate education.
This award honors scientists who have made sustained contributions to microbiological sciences, of which Nikaido has made many throughout his extensive career.
To get a more accurate assessment of the opinion of leading researchers in the field, I turned to the Fellows of the American Association for Artificial Intelligence, a group of researchers who are recognized as having made significant, sustained contributions to the field.
