Velarion Records

County industry · Maryland

Plumbing, Heating, and Air-Conditioning Contractors in Baltimore County, MD: 292 establishments

The U.S. Census Bureau counts 292 establishments in this industry in Baltimore County, employing 5,023 people in mid-March, on an annual payroll of $397,981 thousand. Plumbing, Heating, and Air-Conditioning Contractors is filed by the Census under the six-digit industry code NAICS 238220, which is the code in this page’s address. Beside it, 8,109 federal facility and compliance records are on file in Baltimore County across 5 programs — collected by other agencies under other statutes and shown together because they describe the same place. By federal records on file, Baltimore County is the 2nd of 24 Maryland counties carrying records in more than one program.

What this page shows

This page describes Baltimore County, Maryland, identified by the federal information processing code 24005, alongside the industry code NAICS 238220. The Census counts 292 establishments in this industry here, which corresponds to the 292 records counted on this page. The 2022 vintage data shows 5023 people employed in mid-March, with an annual payroll of 397981 in thousands of dollars. The county holds 8109 federal facility and compliance records on file, which come from 5 federal programs. This county's rank among its state's counties carrying records is 2, while 24 counties in this state carry records in more than 1 program. No specific changes are stated in the provided figures. A reader would care because the data links 292 local establishments to specific federal compliance files. The payroll figure of 98720 in thousands of dollars for the first quarter provides a snapshot of economic activity. These records connect local employment to broader federal regulatory frameworks. The data allows for a precise view of how this specific industry interacts with state-level compliance metrics.

Establishments in this industry in Baltimore County 292

5,023 employees in mid-March · a first-quarter payroll of $98,720 thousand · an annual payroll of $397,981 thousand · establishments by size: 148 with fewer than 5 employees, 48 with 5 to 9 employees, 44 with 10 to 19 employees, 33 with 20 to 49 employees, 11 with 50 to 99 employees, 5 with 100 to 249 employees.

Hospitals filing a Medicare cost report in Baltimore County 11

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Nursing facilities in Baltimore County 43

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Hazardous-waste handlers in Baltimore County 1,222

122 large quantity generators · 213 small quantity generators · 2 treatment, storage or disposal facilities · 113 with at least one violation on record.

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Clean Air Act facilities in Baltimore County 1,116

8 classified as major sources · the county is in a designated nonattainment area.

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Motor carriers in Baltimore County 5,717

Other industries recorded in Baltimore County

Programs side by side

Every federal record in Baltimore County → All Maryland counties →

Other public records in Maryland

Figures from the federal source files: EPA’s ECHO downloads, CMS provider files and the FMCSA census.

County business counts from the U.S. Census Bureau’s County Business Patterns, 2022 county file. The Census publishes a cell only where three or more establishments are counted, which is its own suppression floor and this property’s page floor alike.