Lighting Columbia Lighting Columbia Lighting is one of North America’s premier manufacturers of commercial and industrial fluorescent lighting products. Visit Columbia Lighting ' Your Shopping CartBusiness Hours Monday – Friday: 7am – 4pm Having trouble identifying or finding a part? Call (802) 655-7090 or click here to complete our product finder form, we can help! Join Our Mailing List Get the latest information on promotions, products and events sponsored by Walsh. Name First Last Email* Customer Type* Commercial/Industrial Residential EmailThis field is for validation purposes and should be left unchanged.