Key Players
- AMERICAN (American Cast Iron Pipe Company)
- Everett J. Prescott, Inc.
- JCM Industries Inc.
- Mueller Water Products (Market leader)
- Petersen Products Co.
- Power Seal Corporation
- Robar Industries Ltd.
- Romac Industries, Inc.
- The Ford Meter Box Company, Inc.
- UTS Engineering
- Seipasa
- Smith-Blair, Inc.
- JM Eagle
- McWane, Inc.
- Kupferle Foundry
