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Attic Pros
- Vacuumed
- Rats
- Infestation
“The crew was professional and respectful of my house, did a complete cleaning and vacuuming before leaving, and let me use their ladder to check the work they did when finished.”
Best Insulation Contractors in Oakland, CA
24 contractors listed · 13 in Oakland · 2 open 24/7 · 11 open weekends · 22 rated 4.5+
Data verified October 18, 2026
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Element Home Solutions
- Estimate
- Clean
- Hvac System
“I'm not posting the pictures of how dirty it was after a new roof and their clean-up, but here is photos of everything neat, tidy, clean and with wire guards on any potential rodent entrances from interior or exterior holes.”
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American Attic
- Vapor Barrier
- Rodent
- Plastic
“We were experiencing huge temperature swings in the upstairs rooms of our split-level home and contacted American Attic for an insulation quote because of the good yelp reviews.”
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Master Roofing Company
- Quality
- Price
- Attention
“I had previously call Master Roofing for a quote on an area of roofing for the church I attend and I was given advice to have someone in our church to do a certain thing for the problem.”
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Berkeley Roof Services
“Feels good knowing Berkeley Roof Services/West Co has my roofing covered!”
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Apollo Roofing Company
- Quality
- Project
- Presentation
“He provided a courtesy fix of the issue, which entailed cleaning out debris and mud build up in the valleys and gutters, and ran water on the roof for several minutes to ensure that the problem was addressed.”
The 24 contractors listed for Oakland, CA insulate attics, walls, crawl spaces and rim joists. Details under each one about materials, hours and the services advertised are copied from the company's own site; star ratings and comments come from public reviews.
Area overview: Oakland, CA
13 of the 24 contractors we list are based in Oakland; the other 11 serve Oakland from towns including Hayward (13 mi), Concord (17 mi) and Berkeley (7 mi). The contractors on this page are rated from 4.4 to 5.0 across 3,250 reviews; 11 have 50 or more reviews and 22 are rated 4.5 or higher. When customers rate these contractors on specific qualities, they most often praise professionalism (91%), quality (87%) and responsiveness (86%). 2 are open around the clock; 11 are open on Saturdays and 6 on Sundays. The services the contractors on this page list most often on their websites are attic insulation (3), commercial roofing (3), residential roofing (3), rodent proofing (3) and attic cleanup (2). 15 show a license on their websites and 7 have a BBB rating of A or A+. 15 have ten or more years of experience, the longest 42 years. 2 offer emergency call-outs; 4 offer financing or payment plans; 13 give free estimates; 7 are family- or locally-owned and 3 list coupons or special offers. We count these figures across the contractors on this page; distances are straight-line, and hours and prices change, so confirm the details with the contractor before you book.
How many listings here have a website?
A website is on file for all 24 contractors here. Use it to see which materials they actually install, since a firm that only sprays foam will recommend foam. A contractor with no site is not automatically worse, but you will have to ask on the phone what the site would have told you.
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Johnson's Insulation
- Communication
- Price
- Fair
“Miquan from Johnson's insulation provided a thorough and honest assessment, clearly explaining the scope of work, material options, and expected costs.”
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General Roofing Co.
- Satellite Dish
- Price
- Communication
“He was concerned there wouldn't be enough work to be worth the minimum service fee ($600), so we found other things that needed to be done - I got an old satellite dish removed, and a screw that had come loose on the deck roof was replaced.”
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Rywen Insulation and Rodent Proofing
- Crawl Space
- Cleaning
- Gutter
“The tenant was very upset and panicked about the problem so it was important to find a professional who would be dependable and able to solve the problem quickly.”
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Sergio Lopez Roofing
“They removed the original wooden and asphalt roof shingles and replaced it with new sheathing, air vents, shingles, down spouts and gutters in less than 1 weeks time.”
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Oakland Roofing Pros
“Oakland Roofing Pros recently replaced our roof, and we are beyond pleased with the outcome.”
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Lovett & Lovett Roofing
- Water
“I called on a Sunday and unexpectedly got hold of his wife who listened to my worried story and told me she thought Jordon might be able to help because roofing is his thing - he seems to have spent his whole life working in and around roofing.”
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Premium Roofing
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Flores Drywall
“Excellent work, highly recommended”
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Century Roof and Solar
- Solar System
- Job
- Tile
“I am a very detail-oriented person and, thus, asked Tony many questions as the project progressed, but he was extremely patient with me as each step was completed, and we couldn't be more pleased with the quality job (new roof and solar) that was don...”
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Mr. Roofing
- Leak
- Job
- Interrupt
“Along every step of the way, they kept me well informed of the options and progress - from initial contact (the owner replied within the same day) to onsite visit, estimation, ordering, scheduling, and execution.”
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Alley Cat
- Estimate
- Insulation
- Disinfecting
“The crew showed up yesterday and were very quick and efficient in the cleaning and disinfecting of the crawlspace, and also did a bit of interior work in the kitchen underneath the sink and sealed some openings.”
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Reactic Restoration
- Company
- Insurance
- Responsive
“He even supplied a lock box when I had to be out of my home and the crew from an unrelated company wanted me to come every morning to let them in and leave work early each day to lock up behind them.”
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Acker Roofing
- Communication
- Team
- Solar Panels
“Despite the visit not resulting in any immediate work for him, John treated me with the utmost respect and professionalism, going above and beyond to ensure I felt valued as a customer.”
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Bay Valley Solar Roofing
- Work
- Project Manager
- Phone Calls
“Many of those roofing companies are family owned and involve multiple generations and justify the poor work they do with, “We've been doing roofs for 30 years…blah blah blah.”
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HSR Home Service
- Work
- Job
- Communication
“Lisa in the office quickly made contact with me and Jonathan did a through job, cleaned from the outside and inside, and hooked the dryer to the vent better than it had been.”
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All Seasons Insulation
- Home
- Job
- Heating
“When it came to installation day, they were very clean and respectful of my home, got the work done quickly and with virtually no interruption to my working from home.”
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Ace Roofing
- Skylights
- Job
- Attention
“Ace Roofing helped recoated our roofs, workers are very professional and efficiently, especially, John is very knowledgeable and friendly, highly recommended for roofing!”
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Manada Roofing
- Attention
- Price
- Estimate
“After I payed the initial deposit, I had expected it to take a couple weeks to order material (I'd selected an slightly unusual color), and get the permit from the city.”
Insulation Services in Oakland, CA Cost Estimates
Minimum cost
$592
Maximum cost
$4331
National Average
$2030
Avg Per Hour Rates
$81
$1274
$2930
Average price range is based on 531 cost profiles
Why these companies made our list
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