Class-A office tower
Boston Seaport
Nightly janitorial · 84,000 sq ft · 5 nights/week
Commercial Cleaning · Massachusetts
L3D Cleaning Services keeps offices, facilities, and workspaces across Greater Boston in showroom condition — with a crew that actually shows up, a checklist you can verify, and a price that respects your budget.
“Honestly the best service I could have asked for. Super professional, met every need, and went above what we hired them for.”
— Daniel K., Facility Manager
What we do
Daily, weekly, or monthly — we tailor a scope to your facility and your budget. One crew, one standard, no surprises. Below is what most of our clients ask for, but if you don’t see it, just ask.
A workspace your team is proud to walk into.
A janitorial partner you can actually count on.
Floors that look new again.
The room everyone notices, finally handled.
Stop the spread where it starts.
+ More
Post-construction, floor stripping, deep one-time cleans — tell us what you need and we’ll quote it.
Our promise
Most cleaning companies are great in week one. The job is keeping that same standard in week 52. Here’s what we commit to, in writing, on day one.
You’ll always know who’s on site, what got done, and when. No silence. No surprises.
Reliability is the whole product. Our crews keep schedules and check in like clockwork.
The people in your facility after hours have been vetted. Every single one of them.
Spot something we missed? We come back the same day. That’s the whole guarantee.
Our work
From single-suite offices to multi-floor commercial facilities, our crews quietly handle the back-of-house work that lets your team focus on the front. Here’s a recent slice.
View case studiesBoston Seaport
Nightly janitorial · 84,000 sq ft · 5 nights/week
Norwood, MA
Daily clean · clinical-grade disinfection · OSHA-compliant
Newton, MA
Pre-open + close clean · floor care · glass detail
Walpole, MA
Weekly deep clean · break rooms · restroom sanitation
Where we work
We service businesses across Norfolk County, Greater Boston, and Worcester County. If your address is in or near any of these towns, you’re on our route.
Let’s talk
Tell us about your facility — we’ll build a custom cleaning program around your schedule and budget.