Home › Maryland › Frederick County › Frederick › Paul A. Callahan

Paul A. CallahanLicensed

Licensed septic contractor based in Frederick, Frederick County, MD

License details

Company	Pole Buildings Plus, Inc
License number	02545
License type	Registered On-Site Wastewater (Septic) Professional
License status	Current, MD State Board of On-Site Wastewater Professionals
License expires	December 31, 2028
Based in	Frederick, Frederick County, Maryland 21701

"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 #02545 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 Frederick

All listings based in Frederick 27

Other septic contractors based in Frederick

Hannah E. KirbyLicensed

Septic

Grounded Operations LLC · Based in Frederick, MD · License #02314

Jonathan K. SchriverLicensed

Septic

F&A Excavating LLC · Based in Frederick, MD · License #02333

Jeffery W. OwensLicensed

Septic

Old Line Septic · Based in Frederick, MD · License #02070

Matt L. PrzywartyLicensed

Septic

BPM Heating Cooling and Plumbing · Based in Frederick, MD · License #02436

Woodrow W. RichardsonLicensed

Septic

Harmonious Plumbing LLC · Based in Frederick, MD · License #02580

Joshua L. WagnerLicensed

Septic

Wagner's Construction LLC · Based in Frederick, MD · License #02555

Other licensed septic contractors based in Frederick County

Michael D. FraleyLicensed

Septic

Fraley Modular Homes · Based in Walkersville, MD · License #00659

Dale BidleLicensed

Septic

Biddles' Excavating & Hauling Inc. · Based in Myersville, MD · License #00453

Devon TarantinoLicensed

Septic

Penn's Trail Environmental, LLC · Based in Mount Airy, MD · License #00124

David A. TolleyLicensed

Septic

Tolley Enterprises, Inc. · Based in Monrovia, MD · License #00495

Warren J. BentzLicensed

Septic

Diversified Applications · Based in Thurmont, MD · License #02088

See every listing based in Frederick County or in Frederick.