Business Details
50+ Years
experience
Trusted Commercial Cleaning Services in Lansdowne, PA
Interior Maintenance (IMC) was founded in 1973 by Charles and Maria Mongiello to provide quality contract cleaning services for commercial facilities. Joined by sons Chuck in 1986 and Matt in 1990, IMC remains a family-owned and operated business employing over ninety individuals. Over the years, IMC has grown into one of the premier facility maintenance organizations in the Mid-Atlantic Region, offering air duct cleaning, combustible dust cleaning, kitchen hood cleaning, and other specialty services. The company serves hospitals, government institutions, nursing homes, and industrial facilities across Pennsylvania, New Jersey, Delaware, Maryland, Virginia, and Washington, DC.IMC employs a management staff with decades of experience in the commercial cleaning industry and partners with affiliated companies to provide fast, efficient, and cost-effective solutions. The company has maintained its growth for over fifty years through strong client communication and preventative maintenance services that solve problems rather than just clean spaces.
Services
Air Duct Cleaning
Combustible Dust Cleaning
Kitchen Hood Cleaning
Janitorial Maintenance
Commercial Pressure Washing
Details
- Year established: 1973
Highlights and features
- We have over 50 years of experience in commercial cleaning services.
- Our family-owned business combines big company solutions with personalized service.
- We employ NADCA-certified technicians for air duct cleaning compliance.
- We serve diverse industries including healthcare, government, and manufacturing.
- We offer comprehensive maintenance programs tailored to client specifications.
Associations and certifications
- NADCA
- IKECA
What people say
50+ years experience
Certified technicians
Family-owned service
Industry-leading standards
Custom maintenance plans
Services
Air Duct Cleaning
IMC provides comprehensive air duct cleaning for commercial HVAC systems using NADCA-certified methods. Our technicians remove dust, mold, and contaminants from ductwork, heat exchangers, and air handling units to improve indoor air quality and system efficiency. This service prevents fire hazards, reduces energy costs, and extends equipment lifespan for healthcare facilities, schools, and industrial clients.
Combustible Dust Cleaning
Specialized cleaning services for industrial facilities with combustible dust hazards. IMC uses explosion-proof vacuums and HEPA filters to remove hazardous dust from machinery, ceilings, and ventilation systems. Compliance with OSHA and NFPA standards prevents fire risks while protecting worker health in manufacturing, food processing, and metalworking environments.
Kitchen Hood Cleaning
Professional kitchen hood and exhaust system cleaning services for commercial kitchens. IMC technicians remove grease buildup from hoods, ducts, and fans to prevent fires and meet NFPA 96 standards. Regular maintenance ensures proper ventilation, reduces fire risks, and maintains sanitation compliance for restaurants, hospitals, and assisted living facilities.
Janitorial Maintenance
Customized janitorial services for schools, offices, and healthcare facilities. IMC provides daily cleaning, disinfection of high-touch surfaces, and floor maintenance to create healthier work environments. Our trained staff uses EPA-registered disinfectants to eliminate pathogens while extending the lifespan of building interiors through preventive care programs.
Commercial Pressure Washing
High-pressure washing services for building exteriors, parking lots, and industrial equipment. IMC removes grime, mold, and stains from concrete, brick, and metal surfaces using eco-friendly detergents. This service improves curb appeal, prevents structural damage, and eliminates slip hazards from algae buildup on sidewalks and loading docks.
People
Chuck Mongiello
President
Chuck Mongiello has led IMC as President since joining the family business in 1986. With over 35 years of commercial cleaning experience, he oversees operations and client relations while maintaining the company's commitment to quality and safety standards.
Matt Mongiello
Vice President
Matt Mongiello serves as Vice President after joining IMC in 1990. He manages service delivery and technician training programs, ensuring compliance with industry certifications like NADCA and IKECA while continuing the family legacy of excellence in facility maintenance.
Questions
What areas do you service?
We serve Pennsylvania, New Jersey, Delaware, Maryland, Virginia, and Washington, DC.
Are your technicians certified?
Yes, our staff includes NADCA-certified HVAC cleaners and IKECA-trained kitchen exhaust specialists.
What industries do you work with?
We serve healthcare facilities, government buildings, manufacturing plants, schools, and commercial kitchens.
How often should kitchen hoods be cleaned?
NFPA 96 standards recommend quarterly cleaning for high-volume cooking operations.
Do you handle emergency cleaning needs?
We prioritize scheduled maintenance but can accommodate urgent requests for critical facilities.
Can you clean industrial combustible dust?
Yes, we specialize in OSHA-compliant combustible dust removal using explosion-proof equipment.
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