If you hire this pro, you’re covered by a money-back guarantee. Learn more
If you hire this pro, you’re covered by a money-back guarantee. Learn more
About
GNG Commercial Cleaning Services – Window & Exterior Experts
Hi! GNG Commercial Cleaning Services, a fully equipped professional company specializing in:
• Residential & commercial window cleaning
• Pressure washing & soft washing
• Gutter cleaning & roof moss treatment
• Exterior building care and maintenance
What makes us different?
✨ We don’t subcontract — our trained team does the work
✨ We use professional-grade equipment and eco-safe products
✨ We treat every job like it’s our own property — no shortcuts, no rushed work
✨ Fully insured, punctual, uniformed and detail-focused
✨ Honest pricing, clear communication, and satisfaction guaranteed
We’re a small business — and that’s our strength. You get personal service, high standards, and results that last. Our goal isn’t just to clean, but to protect and extend the life of your property.
If you want a reliable team that cares about quality and integrity, we’d love to earn your business.
📍 Based in Portland, OR — serving surrounding areas.
💬 Send us photos for a fast, accurate quote!
GNG Commercial Cleaning Services
Quality You Can See. Integrity You Can Trust.
Overview
Hired 7 times
Serves Portland, OR
Background checked
2 employees
3 years in business
Business hours
SunClosedMon7:00 am - 5:00 pm
Payment methods
This pro accepts payments via Cash, Check, Credit card, Google Pay, PayPal, Square cash app, Stripe, Venmo, and Zelle.
Customers rated this pro highly for professionalism, work quality, and value.
Exceptional 5.0
7 reviews
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Your trust means everything to us. Learn about our review guidelines.
Read reviews that mention:
Sally C.
4 weeks ago
•
Hired on Thumbtack
Gerardo was the individual we worked with from this company. He was very responsive and had excellent follow through. He and his employee came on Saturday to do our windows so we did not have to wait too long for clean windows inside and out. They worked quickly and quietly. The windows are so clean! I would hire them again.
Window Cleaning
Andrea k.
Jul 16, 2026
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Hired on Thumbtack
Wonderful team to hire ! We had hired GNC for exterior window cleaning for 29 plus windows and skylights in high, hard to access areas . They are absolutely wonderful to work with from every point of view: quality , efficiency , professionalism and punctuality . Highly recommend them !
Window Cleaning
Jennifer C.
4 days ago
•
Hired on Thumbtack
Gerardo and his team showed up on time when they said they would and did a great job cleaning my roof and gutters for a very competitive price. I will definitely use them again.
Details: Single-level building • 1,000 - 2,000 sq ft • No, they don’t have screens or guards • Just once
Gutter Cleaning and Maintenance
Tyler K.
May 19, 2026
•
Hired on Thumbtack
On time, extremely thorough, reasonable price, super nice - couldn't have asked for a better experience! 10/10 would highly recommend and will be signing up for the annual cleaning plan.
Details: Two-story building • Clean window screens and tracks • Windows with grids • Sliding glass doors • 11 - 15 windows
Window Cleaning
Sue S.
May 6, 2026
•
Hired on Thumbtack
GNG did a great job on our windows, are super nice and professional, got on their schedule very quickly and they offered a really fair price. I will definitely hire them again.
Details: Two-story building • Clean window screens and tracks • Windows without grids • 11 - 15 windows
Window Cleaning
Credentials
Background Check
Gerardo Garcia
FAQs
What advice would you give a customer looking to hire a provider in your area of work?
Hire a licensed and insured professional who uses the right equipment and takes safety seriously. Proper cleaning protects your property, while rushed or low-cost work can cause damage or require repeat service.
