White Block Co Inc | Septic Tanks & Systems Contractors & Designers

Oct 27, 2025 9:02 PM

6219 East Trent Avenue
Spokane Valley, WA (Washington) 99212-1280
(509) 534-0****

Business Details

68 years Since 1947 Bruce Corigiliano (President)

Products:	Cultured Stone, Patio And, Stepping Stones, Retaining Wall Systems, Cement, Retention Walls, Rock
Services:	Chimney , Cultured Stone , Patio And, Retaining Wall Systems, Interlocking Concrete Pavers, Mortarless Fence Systems, Bulkheads
Brands:	Owens Coming
Industry Type:	Manufacturer
General Content:	Pir Block, 132660Attr:boulders
Sales Volume:	5M - 10M
Employee Size Range:	2 (appx)

Additional Categories

White Block Co Inc is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

Brick
Landscape Equipment & Supplies
Retaining Walls
Septic Tanks & Systems Contractors & Designers
Septic Tanks & Systems Wholesale & Manufacturers
Pipe Sewer & Drain

North American Industry Classification System (NAICS) Categories:

Masonry Contractors > Foundation & Retaining Wall Contractors > Retaining Walls
Plumbing, Heating, And Air-Conditioning Contractors > Septic Tanks & Systems
Home Centers > Masonry Materials & Supplies > Bricks & Blocks
Other Building Material Dealers > Drains & Pipes > Pipe Sewer & Drain
Nursery, Garden Center, And Farm Supply Stores > Landscape Materials & Supplies
Other Specialized Design Services > Decorating & Designing Services > Septic Tanks & Systems Design

Standard Industry Classification (SIC) Categories:

Plumbing, Heating And Air Conditioning > Septic Tanks & Systems > Septic Tanks & Systems Contractors & Designers
Masonry & Other Stone Work > Foundation & Retaining Wall Contractors > Retaining Walls
Lumber & Other Building Materials > Masonry Materials & Supplies > Bricks & Blocks
Lumber & Other Building Materials > Drains, Pipes & Sewage Materials > Pipe Sewer & Drain
Retail Nurseries & Garden Stores > Landscape Materials & Supplies
Business Services, Nec > Decorating & Designing Services > Septic Tanks & Systems Design

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