What is the hardest part of finishing a basement?

• <div><p>The most challenging part of finishing a basement is addressing moisture control. Basement waterproofing is an essential task that requires a professional’s skills and knowledge. If you don’t properly waterproof your finished basement, it’ll be vulnerable to dampness, water damage, and mold growth. Ensuring proper insulation and ventilation to combat these issues while meeting building codes adds complexity to your remodeling project.</p></div>

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Q: What is the best basement ventilation system?

• <div><p>The best type of basement ventilation system depends on your budget, the moisture in your basement&rsquo;s air, and the types of windows you have down there. You should consider all of these factors when choosing a ventilation system. However, the most effective method for basement ventilation is an energy recovery ventilator (ERV) or a whole-house ventilation system, which preheats or precools incoming air from the outside while also managing water vapor.</p></div>

Q: Do general contractors require a down payment, and what is the typical payment schedule?

• <div><p>Yes, most general contractors require an initial down payment. A reasonable deposit is typically between 10% and 25% of the total project cost, although this can vary by project size and location. This upfront payment helps the contractor cover initial costs like materials, permits, licensing, and hiring subcontractors. The remaining balance is usually billed according to a schedule outlined in your contract, often tied to project milestones or completion dates. Be cautious of contractors who ask for a large deposit of 50% or more, as this could be a red flag for a scam.</p></div>

Q: What costs are associated with basement remodeling?

• <div><p>Costs are guided by renovation scope, materials chosen, project duration, structural needs, and labor. Prioritizing tasks prevents unforeseen expenses.</p></div>

Q: What is the most challenging part of finishing a basement?

• <div><p>Physically, the most challenging part of finishing a basement is installing egress windows or doors when the space is below ground level. Mentally, the hardest part may be envisioning the project and planning around load-bearing and mechanical obstacles.</p></div>

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Verified Reviews for Basement Remodel pros in Mountain View, HI

*The Angi rating for Basement Remodel companies in Mountain View, HI is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Basement Remodel needs.

*The HomeAdvisor rating for Basement Remodel companies in Mountain View, HI is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Basement Remodel needs.

Last update on May 30, 2025

Reviewed in May 2025
Jeremy has great carpentry skill and ingenuity working with older existing h builds. Well rounded in home improvements and landscaping.
Jeremy Nicolas
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Reviewed in March 2025
Trysen and crew did a great job removing about 200 Areca palms and trimming my ramboton tree. The crew also hauled away all green waste. I will likely hire them again if I have another major major yard job. Richard
Elite Landscaping and Irrigation
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Reviewed in October 2024
Mitchell and Blake cleared a path between our property and the undeveloped one next door. Very nice work--done quickly and exactly how we wanted it and for a reasonable price. They're friendly fellows with good attitudes who seem to take a lot of pride on getting things done right.
Big Island Yard Works
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Reviewed in April 2024
Over 14 years of work on my home. Beautiful stone tile install for a wood stove platform. Drywall work for two bath remodeling projects, painting of almost all interior and exterior surfaces, deck repair and painting. I am disabled and Perry's Painting took care to consider my safety and...
Perry's Painting and Construction
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Reviewed in November 2023
A-Tech plumbing did a great job! I’m super happy with the dishwasher installation, it was professional and most of all quick! Hard to find quick and reliable in the Puna District. Would definitely recommend and I would hire again for any future projects/remodels. Aloha
A-Tech Plumbing & Drain Cleaning
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Reviewed in December 2022
JJ is a very efficient and reliable handyman. He has helped me many times at my property to repair roofing, floors, drywall/building, catchments, and various other services as needed. His prices are very fair and he communicates his availability clearly. I would highly recommend JJ for any type...
JJ's handyman service
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Reviewed in May 2022
Had my roof, exterior walls, and gutters cleaned. Im very happy with the results. Communicative, professional, polite, and accommodating of time restrictions. Im happy to recommend them.
HAWAII'S PRESSURE WASHING & PAINTING CO.
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Reviewed in April 2022
The S2 team did an excellent job installing a drop ceiling in our basement. They were both skilled and efficient.
S2 Construction Co., LTD
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Reviewed in January 2022
Roof2Tank made the outside of my house look like it was newly painted. Even another contractor was very impressed. The entire experience was positive, from estimate to payment. Very professional all the way. You won’t be disappointed. AAAAAA
Roof 2 Tank
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Reviewed in April 2021
Mana and his crew worked tirelessly to make sure me and my clients were happy with the tub resurfacing. The old pink enamel cast iron tub posed a challenge to cover but they did not give up and the results were excellent. I would highly recommend Mana SIlva Development for your construction needs
Mana Silva Development
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Find Basement remodelers in Mountain View

Serving Mountain View, HI and surrounding areas

In business since 2021

Free estimates

Warranties offered

"Good, quality work, but the workers do not speak english well. You need to watch and pay attention to make sure instructions were relayed correctly."

+14

Response time2 days

Response rate98%

Recommended by100%of homeowners

Serving Mountain View, HI and surrounding areas

In business since 2006

Credit card accepted

"Amanda was really very good! At first I was very skeptical, thinking why did I pay money to just speak with someone on the phone about my kitchen remodel project... but after just a few minutes of her addressing some of the issues/questions I emailed to her earlier, I knew it was worth it. It was very clear that she knew her business and she gave me several ideas that I had not even thought about. I told her that I would definitely recommend her to friends and I will very likely use her again myself for my next home project!

"

California Client Saves with HMD Designer Discounts

Recommended by54%of homeowners

Serving Mountain View, HI and surrounding areas

In business since 2007

Free estimates

"DSK did an overall very good job. Resolved a few issues promptly. Would recommend them."

Response time3 days

Recommended by82%of homeowners

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H&M Maintenance Service

New to Angi

Basement - Remodel

Serving Mountain View, HI and surrounding areas

In business since 2000

Free estimates

Offers commercial services

Cheap and good quality. I'll bargain hunt for you.

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Omega Construction of Kona, Inc.

New to Angi

Basement - Remodel

Serving Mountain View, HI and surrounding areas

In business since 2000

Free estimates

At Omega, we are the total package. We provide a complete features including flexible plans, site preparation, materials, general contracting, outstanding interior options, and project management!

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Crest Constrution Services

New to Angi

Basement - Remodel

Serving Mountain View, HI and surrounding areas

Free estimates

Small jobs welcome

Credit card accepted

Crest Construction Services (East Hawai’i) is a leading provider of exceptional home renovation and remodeling solutions. With a commitment to quality craftsmanship and customer satisfaction, we have built a reputation as an award-winning company in the industry. Our team of skilled professionals is dedicated to transforming your living space into the home of your dreams. Trust Crest Construction for all your renovation needs, experience the difference of working with an industry leader.

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Basement Remodel questions, answered by experts

The most challenging part of finishing a basement is addressing moisture control. Basement waterproofing is an essential task that requires a professional’s skills and knowledge. If you don’t properly waterproof your finished basement, it’ll be vulnerable to dampness, water damage, and mold growth. Ensuring proper insulation and ventilation to combat these issues while meeting building codes adds complexity to your remodeling project.

The best type of basement ventilation system depends on your budget, the moisture in your basement’s air, and the types of windows you have down there. You should consider all of these factors when choosing a ventilation system. However, the most effective method for basement ventilation is an energy recovery ventilator (ERV) or a whole-house ventilation system, which preheats or precools incoming air from the outside while also managing water vapor.

Yes, most general contractors require an initial down payment. A reasonable deposit is typically between 10% and 25% of the total project cost, although this can vary by project size and location. This upfront payment helps the contractor cover initial costs like materials, permits, licensing, and hiring subcontractors. The remaining balance is usually billed according to a schedule outlined in your contract, often tied to project milestones or completion dates. Be cautious of contractors who ask for a large deposit of 50% or more, as this could be a red flag for a scam.

Costs are guided by renovation scope, materials chosen, project duration, structural needs, and labor. Prioritizing tasks prevents unforeseen expenses.

Physically, the most challenging part of finishing a basement is installing egress windows or doors when the space is below ground level. Mentally, the hardest part may be envisioning the project and planning around load-bearing and mechanical obstacles.

The Mountain View, HI homeowners’ guide to basement remodels

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

See all articles

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Jul 20, 2026Jul 20, 2026
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Basement Remodel on a Budget: Yes, You Can Do It
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5 Questions to Ask About Basement Remodels
These questions for professional contractors can help address your basement remodeling needs, design, and the best time to start the project.
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These 8 Red Flags Will Help You Spot a Bad Basement Remodeler
Hiring a bad basement remodeler can wreak havoc on the look and longevity of your unfinished space. Here are red flags to look for as you vet basement contractors.
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•
Aug 4, 2026Aug 4, 2026
Your Guide to Renovating a Basement From Top to Bottom
Take the mystery out of renovating a basement by following a simple plan to ensure your remodel goes smoothly from start to finish.