Encore Lighting Supply has been in the business of providing personalized service to our customers. Lamp products specialize: lighting controls, lighting parts, residential lighting, light bulbs, and ballasts. We specialize in light bulbs in Upland; we also service commercial light fixtures in Upland; we also sell lighting ballasts in Upland. Track lighting in Upland. We are also wholesale and retail located in the City of Upland, California. We specialize in light bulbs in Rancho Cucamonga; we also service commercial light fixtures in Rancho Cucamonga; we also sell lighting ballasts in Rancho Cucamonga We specialize in light bulbs in Alta Loma; we also service commercial light fixtures in Alta Loma; we also sell lighting ballasts in Alta Loma. Track lighting in Alta Loma. We specialize in light bulbs in Upland; we also service commercial light fixtures in Upland; we also sell lighting ballasts in Upland. Track lighting in Upland. We specialize in light bulbs in San Bernardino; we also service commercial light fixtures in San Bernardino; we also sell lighting ballasts in San Bernardino. Track lighting in San Bernardino. We specialize in light bulbs in Fontana; we also service commercial light fixtures in Fontana; we also sell lighting ballasts in Fontana. Track lighting in Fontana. We specialize in light bulbs in Chino Hills; we also service commercial light fixtures in Chino Hills; we also sell lighting ballasts in Chino Hills. Track lighting in Chino Hills.