"Such stalwarts" refers to individuals who are strong, reliable, and unwavering in their beliefs or actions. They are dependable and trustworthy, often displaying great persistence and determination. Full definition
These, er, lively romances continued to rule the roost throughout the fifties in the work of such stalwarts as Janet Lambert, Anne Emery, James L. Summers, the now forgotten Mina Lewiton, the more celebrated Mary Stolz, Zoa Sherburne, and, yes, Lois Duncan, who wrote romances (Debutante Hill, anyone?) (booklistonline.com)
Just behind them lie such stalwarts of photography as Howard Greenberg and Robert Mann, with ample familiar names. (haberarts.com)
The debt partners include such stalwarts as Credit Suisse, Goldman Sachs, Bank of America and JPMorgan Chase. (nreionline.com)