Velan is Armstrong's top competitor. Velan is a Public company that was founded in Montreal, Quebec in 1949. Velan operates in the Industrial Suppliers industry. Velan has 1,859 fewer employees vs. Armstrong.
Acorn Engineering Company Inc has been one of Armstrong's top competitors. Acorn Engineering Company Inc is headquartered in City of Industry, California, and was founded in 1954. Acorn Engineering Company Inc is in the Industrial Machinery & Equipment field. Acorn Engineering Company Inc generates 30% the revenue of Armstrong.