Master Seal | Door & Gate Operating Devices

Master Seal

Jun 18, 2025 10:17 PM

8205 Harford Road
Parkville, MD (Maryland) 21234-5704
(410) 377-2****

Business Details

8 years Since 2007 John Dennis (Owner) (410) 238-5366 (Fax) (410) 661-8063 (Primary Phone) (410) 882-2161 (Primary Phone)

Payment Method:
Products:	Door Openers, Frames, Closers, Operators
Services:	Fences & Gates
General Content:	075361Attr:windows, 254940Attr:doors, Storm Doors, Storm Windows/doors
Credit Rating:	Excellent
Sales Volume:	500K
Employee Size Range:	1-4
Franchise/Chain:	Standalone
Number of PC's:	2-9
Square Footage:	10000-39999
Fortune 500:	No

Additional Categories

Master Seal is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

Awnings & Canopies & Supplies
Door & Gate Operating Devices
Doors & Door Frames

North American Industry Classification System (NAICS) Categories:

Home Centers > Garage, Door & Window Products > Doors & Door Frames
Other Building Material Dealers > Garage, Door & Window Products > Door & Gate Operating Devices
All Other Miscellaneous Store Retailers (Except Tobacco Stores) > Canopies, Awnings & Tents

Standard Industry Classification (SIC) Categories:

Lumber & Other Building Materials > Garage, Door & Window Products > Door & Gate Operating Devices
Lumber & Other Building Materials > Garage, Door & Window Products > Doors & Door Frames
Miscellaneous Retail Stores, Nec > Canopies, Awnings & Tents

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