Satisfied commercial cleaning clients
Client Results

What Our Clients Say

Real results from real facilities across Harrisburg and the surrounding counties. Our track record speaks for itself.

98%
Client Retention Rate
500+
Facilities Served
15+
Years in Business
8
Counties Covered
Client Reviews

Trusted by Facilities Across the Region

"We've worked with three different cleaning companies over the past decade. Tier One is the first one that actually shows up consistently, does the work right, and communicates when there's an issue. That reliability alone is worth everything."

Robert Callahan
Director of Operations
Keystone Business Park
Property ManagementHarrisburg, PA

"As a medical practice, we can't afford shortcuts on cleanliness. Tier One understands infection control protocols, uses the right products, and documents everything. Our compliance audits have been spotless since we brought them on."

Dr. Patricia Nguyen
Practice Administrator
Capital Region Family Medicine
Medical & HealthcareCamp Hill, PA

"Our manufacturing floor is 80,000 square feet and runs two shifts. Tier One built a cleaning schedule around our production hours without us having to ask twice. The floor has never looked better and OSHA hasn't had a single comment."

Marcus Webb
Facilities Manager
Central PA Industrial Group
Industrial & ManufacturingYork, PA

"I manage six commercial properties and needed one vendor I could trust across all of them. Tier One handles everything — same standards, same crew leads, consistent results. It's made my job significantly easier."

Sandra Hoover
Property Manager
Susquehanna Commercial Properties
Property ManagementLancaster, PA

"We switched to Tier One after our previous vendor kept sending different people every week. Within a month we had a dedicated crew that knew our building, our preferences, and our schedule. Night and day difference."

James Thornton
Office Manager
Thornton & Associates Law
Office & CorporateMechanicsburg, PA

"The team is professional, thorough, and always on time. We've had zero complaints from tenants about cleanliness since Tier One took over — and that's the best metric I can give you."

Angela Reyes
Regional Property Director
Blue Ridge Property Group
Property ManagementCarlisle, PA
Proven Results

Case Studies

Healthcare

Medical Practice Achieves Zero Compliance Deficiencies

Client

Multi-location outpatient clinic, Dauphin County

The Challenge

The clinic had received compliance citations related to surface disinfection protocols and documentation gaps during a state inspection. Their previous vendor lacked healthcare-specific training.

Our Solution

Tier One deployed a dedicated healthcare-trained crew, implemented EPA-registered hospital-grade disinfectant protocols, and introduced detailed service logs for every visit — including high-touch surface checklists.

Results

Zero compliance deficiencies on the next state inspection

100% documentation compliance maintained for 18+ months

Staff reported measurably higher confidence in facility cleanliness

Industrial

Manufacturer Reduces Downtime with Custom Cleaning Schedule

Client

75,000 sq ft manufacturing facility, York County

The Challenge

The facility ran two production shifts and had struggled to find a cleaning vendor willing to work around their schedule. Cleaning was being done during production hours, causing safety hazards and workflow interruptions.

Our Solution

Tier One designed a split-shift cleaning program that operated between production runs and during scheduled maintenance windows. Industrial floor scrubbers were deployed to handle the heavy-duty floor care efficiently.

Results

Eliminated all cleaning-related production interruptions

OSHA walkthrough completed with no floor safety citations

Floor maintenance costs reduced through proactive care program

Property Management

Property Manager Consolidates Six Buildings Under One Vendor

Client

Commercial property portfolio, Lancaster & Cumberland Counties

The Challenge

A regional property manager was juggling four different cleaning vendors across six buildings — inconsistent quality, billing headaches, and no single point of contact for issues.

Our Solution

Tier One conducted facility assessments on all six properties, standardized cleaning protocols across the portfolio, and assigned dedicated crew leads to each building with a single account manager overseeing all locations.

Results

Vendor consolidation from 4 companies to 1

Tenant satisfaction scores improved across all six properties

Billing simplified to a single monthly invoice with full reporting

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