The clear choice for high quality, environmentally friendly janitorial service. Nationwide Janitorial Service was founded in 1974. Since then, we have been exceeding the cleaning needs of our clients across the nation. As a family owned business we understand the importance of individualized service. We hold steadfast to our core values: Integrity, respect and teamwork, for our clients and our employees alike. Call us today to see how we can partner together to improve your environment.