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TRUSTED BY SUNNYVALE, CA HOMEOWNERS

  • Average homeowner rating star icon4.7
    Average homeowner rating
  • Verified reviews icon112
    Verified gutter repairs and replacements reviews

Top-Rated Gutter repair and replacement pros in Sunnyvale - Updated Nov 2026

Avatar for The Brothers That Just Do Gutters - Sunnyvale, CA
The Brothers That Just Do Gutters - Sunnyvale, CA
5.0(
7
)
Gutter Covers and Accessories - Install or ReplaceSeamless Metal Gutters - InstallSeamless Metal Gutters - Repair+2 more

Serving Sunnyvale, CA and surrounding areas

Approved

In business since 2024

Free estimates

Warranties offered

"I called Eric from two brothers who install gutters, Eric was a professional, he showed up when he said he would, his estimate was very comparable to all other vendors, even though I had to postpone the job, I was throughly impressed with his honesty, punctuality and professionalism. I would definitely recommend Eric and his company."
Response time2 hrs
Response rate98%
15 neighbors recently requested a quote
Avatar for A-1 Gutter Guys
A-1 Gutter Guys
4.7(
22
)
Gutter Covers and Accessories - Install or ReplaceSeamless Metal Gutters - Install

Serving Sunnyvale, CA and surrounding areas

Approved

In business since 2018

Free estimates

Credit card accepted

"Before I replaced my gutter, I’ve been searching around the company that I feel comfortable to work with, finally I choose A-1 GUTTER GUYS to do the work, the price is reasonable & most of all ANTHONY, the owner is very honest and I feel he never wants to take advantage of the job, he told me the truth whether things should be or shouldn’t be done Anthony installed a new gutter plus a gutter guard of my back yard and he and his crews did an outstanding & excellent job with fairly price! I highly recommend this company and for sure i will be contacting them again in the near future to do the other part of my house"
2 Story Gutter Install
2 Story Gutter Install
2 Story Gutter Install
Seamless Fascia Gutter install
2 Story Gutter Install

+12

Response time1 day
Response rate95%
28 neighbors recently requested a quote
Avatar for Universal Builder Co. San Jose (Gutters)
Universal Builder Co. San Jose (Gutters)
4.4(
53
)
PVC Gutters - RepairSeamless Metal Gutters - InstallSeamless Metal Gutters - Repair

Serving Sunnyvale, CA and surrounding areas

Approved

In business since 1997

Free estimates

Credit card accepted

"Because I needed only a repair after a tree limb damaged the roof, many roofers either would not bid or I would have to wait for any repair. Universal did the repairs over several days by sending over crews after they had finished a prior job. Worked out well."
Recommended by85%of homeowners
SGB Inc.
5.0(
6
)
Gutter Covers and Accessories - Install or ReplaceSeamless Metal Gutters - Install

Serving Sunnyvale, CA and surrounding areas

Approved

In business since 2015

Free estimates

Credit card accepted

We are committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business. \n

Response time2 days
Response rate86%
Recommended by100%of homeowners
RSF Construction Inc.
1.0(
1
)
PVC Gutters - RepairPVC Gutters - Repair- For Business

Serving Sunnyvale, CA and surrounding areas

Approved

In business since 2019

Free estimates

Credit card accepted

RSF Construction Inc. is a leader in providing our customers with the highest quality service in an honest, efficient, and professional way. Our pledge is to create successful relationships with our customers, employees and community by building trust, treating every project with the utmost integrity and exceeding expectations. We look forward to working with you!

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Gutter Repair and Replacement FAQs, answered by experts

It’s technically possible to remove some soffit material without removing your gutters, but it’s usually a good idea to remove gutters, fascia, and soffit and then reinstall them in the opposite order. Replacing soffits without removing gutters is likely to leave you with a less professional and clean appearance, and you’re more likely to do damage to your gutters and fascia boards in the process.

Yes, caulking or sealing your vinyl gutters is a good way to help prevent gutter leaks. When you’re installing gutters, it’s important to overlap the sections to help avoid issues like leaks or drips, but they can still happen. In this case, adding caulk can help. Make sure to use a caulk designed for multiple surfaces, like a silicone-based caulk. You can also purchase a gutter sealant as well, which is specifically designed for this purpose.

You may have a clogged gutter. Downspouts can also clog if your gutter collects too much debris. Hire a professional gutter cleaner, and if you still have problems, install a gutter guard (which prevents debris from entering your gutter system) and a downspout extension (which helps drain water further away from your foundation, so it doesn't pool near your house). Follow these tips to keep your gutter downspouts clean.

There are gutter repair experts who specialize in gutter maintenance. These professionals can help with clogging, leaks, sagging, or other issues. An experienced pro should also be able to tell you when a repair won’t be enough and a full replacement will be necessary. Keeping your gutters in great shape is how you prevent bigger problems from forming.

If you are experiencing minor issues with your gutters, such as a small leak or cracks in one or two sections, it makes more sense to repair the issue than to replace your entire gutter system. However, you may need to replace your gutters if they’re frequently detaching from your home or if you notice a buildup of mold or mildew in your basement.

The Sunnyvale, CA homeowners’ guide to gutter repairs and replacements

From average costs to expert advice, get all the answers you need to get your job done.