CONSTELLATION HOME

HVACR licensedPlumb/Gas licensedHC Elec State licensed Active in Frederick County and Howard County
363
Permits on record
Apr 2026
First seen
Jul 2026
Last active
$203.0M
Assessed value worked on, across 292 properties

Trade activity

HVAC 267
Plumbing 59
Accessory Structure 20
Electrical 10
Deck & Patio 4
Structural 2
Fire Protection 1

Permits by year

2026 363

Properties they work on

1990
Median year built
$637K
Median assessed value
80%
Single-family
93%
Owner-occupied

Property profile is based on 292 matched county property records.

Permit records show activity in Frederick County and Howard County. Cross-county footprints are assembled from each county's separate filing system.

Recent permits

DateCountyTypeDescription
Jul 15, 2026 Howard County Residential HVAC Addition Alteration Permit Replace 80,000 BTUs gas furnace and 4-ton heat pump. Basement OD UNIT: CARRIER/27VNA04…
Jul 15, 2026 Howard County Residential Electrical Addition Alteration Permit Install disconnects for a replaced 4-ton A/C & gas furnace. Basement.
Jul 15, 2026 Howard County Residential Electrical Addition Alteration Permit Install disconnects for a replaced 4-ton heat pump & gas furnace. Basement.
Jul 15, 2026 Howard County Express Plumbing Permit Replace electric water heater in basement
Jul 15, 2026 Howard County Residential HVAC Addition Alteration Permit Replace 110,000 BTUs gas furnace and 4-ton A/C with same. Basement (Make/Model Equip) …
Jul 14, 2026 Howard County Express Plumbing Permit Replace gas water heater in basement
Jul 13, 2026 Frederick County Plumbing Permit REPLACING 90000 BTU NATURAL GAS FURNACE WITH SAME LIKE FOR LIKE.
Jul 13, 2026 Howard County Express Plumbing Permit Replace electric water heater in basement
Jul 13, 2026 Howard County Residential Electrical Addition Alteration Permit INSTALL 60 AMP CIRCUIT FOR A 48 AMP VEHICLE CHARGER LOCATED INTERIOR GARAGE WALL
Jul 10, 2026 Howard County Express Plumbing Permit Replace gas water heater in basement

Contractors working in Frederick County and Howard County see new permits in their service area the week they are filed, with property details attached.

See how it works

Source: county permit records. Updated monthly. Not every filing names a contractor, so these counts are a floor; actual permit activity is usually higher.