Activity Index · State Hub
Maryland
The Activity Index spans 21 counties in Maryland so far — 1 industry indexed with 1 published index live today. Each published card below opens the full ranked index for that layer of the pipeline.
1index
published for Maryland
21counties
covered in Maryland
84firm listings
across live industries
Coverage in Maryland
The index has 1 industry in Maryland so far — 1 published index live now. Published cards link down to their industry leaf — the page that ranks for narrow, local intent.
How the hub-and-spoke works. This state page is the directory — it captures broad queries like
“construction activity in Maryland” and passes link equity down to each industry leaf,
the atomic page that ranks for narrow intent. The coverage matrix
is the master index over every state and industry SymplSignal tracks.
The firms are public. The projects behind them aren't.
Each index is built from public involvement records. Owner, stage, timing, and the full firm roster on every project live inside SymplSignal.
Explore SymplSignal →
Aggregate SymplSignal data · Maryland · as of September 2026. One hub of Sympl's growing state × industry
activity index — see full coverage.