About Sentinel Cleaning Company
Locally owned and operated since 2008 by Priscilla Barbosa
More Than a Cleaning Company
Sentinel Cleaning Company was founded in 2008 by Priscilla Barbosa in Hyannis, Cape Cod, Massachusetts. What began as a residential cleaning service has grown into a full-service operation trusted by over 120 residential and commercial clients across Cape Cod every month.
For 17 years, Priscilla and her team have built a reputation for attention to detail, reliability, and going above and beyond. Every client gets a cleaning plan tailored to their specific space and schedule.
The company serves all of Cape Cod: from Hyannis and Barnstable to Provincetown, Chatham, Harwich, Mashpee, Osterville, Yarmouth, and beyond. Available Monday through Sunday, including evenings.
"We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumers needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion. Our reputation is based on service, safety, and quality, regardless of how large or small the job." Priscilla Barbosa, Founder and Owner
What Sets Us Apart
Detail First
Every corner, every surface. We never cut corners or rush through a job.
Always Available
7 days a week, including Sundays and evening hours. We work around your schedule.
Trusted Since 2008
17 years of experience. 120+ satisfied clients every month. 5-star rated on Google.
Led by Priscilla Barbosa
Priscilla Barbosa
Founder and Owner
Priscilla has led Sentinel Cleaning Company since 2008. Her hands-on approach and commitment to quality are at the heart of every service the company provides. Clients often mention her by name in reviews for her professionalism and attention to detail.
"Priscilla Barbosa and her amazing team have been helping with our home for nearly 20 years. Their attention to detail is way beyond any other cleaning service we have ever hired."
Joseph Rabatin — Google ReviewWe Serve All of Cape Cod
Ready to Experience the Sentinel Difference?
Call us or fill out the form for a free, no-obligation quote.