Marrone Frank And Sons

Marrone Frank And Sons has provided fire protection services throughout the El Monte metro area since 1980, operating as a licensed corporation under CSLB classifications C16 (Fire Protection) and C36 (Plumbing). The company offers backflow testing, fire extinguisher service, fire sprinkler inspection and installation, and kitchen hood cleaning for commercial and industrial properties. With a 5-star Google rating based on 9 reviews, they maintain expertise across both fire sprinkler systems and plumbing-related fire safety components. Their dual classification coverage allows them to handle integrated fire protection projects requiring both C16 and C36 contractor expertise under license number 397884.