Nobody in Brooklyn is outranking the aggregators for pool builder
The broadest terms in this metro are held by lead resellers and directories, so a workable plan starts by conceding them.
Search any borough plus the words pool builder and count what is actually on the page. Lead sellers, directories, a supply chain, occasionally one contractor. Those results are held with link profiles and budgets a five person firm will not match, and a year spent chasing them produces a year of nothing.
The useful part is that those pages are broad by design. None of them can say whether a pool fits behind a Park Slope brownstone, what happens when the only route to the back garden runs through the parlor floor, or how a job gets staged when the block has no place to park a truck. Narrow pages beat broad pages on narrow searches, reliably.
So the target list should read like a list of jobs and conditions rather than a keyword tool's top rows. Access routes, building types, small water products, repair symptoms, equipment and electrical questions, named neighborhoods you actually serve.
Nobody can promise a position, here least of all. What can be planned is where you compete, and the honest version of that plan is to compete where the supply of good content is thin.