CHARLES A KLEIN & SONS, INC.

Plumb/Gas licensedHVACR licensed Active in Howard County

Permits on record

Apr 2026

First seen

Jul 2026

Last active

$1.8M

Assessed value worked on, across 3 properties

Trade activity

HVAC 2

Plumbing 1

Permits by year

2026 3

Properties they work on

1992

Median year built

$709K

Median assessed value

100%

Single-family

67%

Owner-occupied

Property profile is based on 3 matched county property records.

Recent permits

Date	County	Type	Description
Jul 9, 2026	Howard County	Residential New Plumbing Permit	SFD/'WELLINGTON'/INSTALL PLUMBING FIXTURES AND PIPING// PLUMBING FIXTURES BASEMENT: 1 SHO…
Jun 1, 2026	Howard County	Residential Plumbing Addition Alteration Permit	SFD/Install new gas range with new gas line and service. (BGE W.O. #20784255)
Apr 1, 2026	Howard County	Residential HVAC Addition Alteration Permit	Install HVAC equipment and duct work for addition to SFD / ENERGY METHOD = Prescriptive M…

Contractors working in 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.