Home › Maryland › Baltimore County › Baltimore › Richard C. Johnson

Richard C. JohnsonLicensed

Licensed septic contractor based in Baltimore, Baltimore County, MD

License details

License number	01626
License type	Registered On-Site Wastewater (Septic) Professional
License status	Current, MD State Board of On-Site Wastewater Professionals
License expires	December 31, 2026
Based in	Baltimore, Baltimore County, Maryland 21220

"Based in" is the city and county of the address on the business's license record.

How to verify this license

We publish the license details exactly as they appear in the public licensing records of the agency that issued the license; we do not vouch for the business itself. Before hiring, look up license #01626 directly with the agency that issued it, confirm it is still active, and ask for a current certificate of insurance.

Source: MD State Board of On-Site Wastewater Professionals - registered individuals, last checked 2026-08-17. Look it up at the issuing agency.

Compare licensed contractors based in Baltimore

All listings based in Baltimore 50

Other septic contractors based in Baltimore

Carlos MartinezLicensed

Septic

Based in Baltimore, MD · License #02040

Miguel A. AlfaroLicensed

Septic

Based in Baltimore, MD · License #02046

Christian MendezLicensed

Septic

Based in Baltimore, MD · License #01412

Jeffrey A. RodgersLicensed

Septic

Maryland Mechanical Systems, Inc. · Based in Baltimore, MD · License #02101

Gregory J. Billing SrLicensed

Septic

GT Septic services llc · Based in Baltimore, MD · License #00042

Anthony U. OlsenLicensed

Septic

Whitman, Requardt & Associates, LLP · Based in Baltimore, MD · License #01801

Other licensed septic contractors based in Baltimore County

Johnnie Wade Sr.Licensed

Septic

Johnnie's Heating Air Conditioning · Based in Gwynn Oak, MD · License #02071

Charles A. SegermanLicensed

Septic

Colbert Matz Rosenfelt LLC · Based in Owings Mills, MD · License #01461

Salvatore C. CrupiLicensed

Septic

Matis Warfield Inc · Based in Sparks, MD · License #01300

Mahindra (Wayne) W. GayadeenLicensed

Septic

Based in Freeland, MD · License #02569

Mark TestermanLicensed

Septic

Cross Timbers Utility Inc · Based in Monkton, MD · License #00434

See every listing based in Baltimore County or in Baltimore.