The phrase "longstanding presence" is correct and can be used in written English.
It typically refers to a long period of time in which something or someone has been present or established in a certain place or situation. Example: The small town was known for its longstanding presence of a tight-knit community.
The longstanding presence of Asian communities on the West Coast has clearly influenced composers living there.
Complicating matters for Mr. Hagelin is Mr. Buchanan's longstanding presence in American politics and on American television.
Merrill Lynch, for example, has a longstanding presence in the county, with three offices of stockbrokers in White Plains, Mount.
These new activities in the area will build upon and strengthen the longstanding presence of two anchors of the Princeton community: McCarter and Berlind theaters and the Dinky.
But the Blues plans, by exploiting their size and longstanding presence in a market, are also emerging as low-cost alternatives.
A powerful performance by the Alvin Ailey American Dance Theater, which has a longstanding presence in Kansas City, was spottily attended on Wednesday evening.
With the now-longstanding presence of the Web, we are able to comment on many more issues of the moment, and with greater speed.
It's at home alongside the streak of gothic electro-pop now coursing through British music, bubbling up from below, and it intersects cleanly with the longstanding heavy presence of dance music — the tackier sort, but still — on the British charts.
Though there is no physical proof to support this often repeated story, Fernandez's career as both an actor and director spanned five decades and his award-winning films (outside the Oscars) reveal a longstanding Latino presence in Hollywood.
While the Jewish presence is longstanding, it is by no means the main one.
A routine scan to check the state of a longstanding aneurysm revealed the presence of a tumour on a lung, soon followed by a tumour on his neck.
