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Foundation, basement or crawlspace waterproofing / encapsulation pros in Dover

Avatar for Basement Gurus, LLC
Basement Gurus, LLC
431 Rhawn Street
4.83(
138
)
Approved Pro
Basement Gurus, LLC
431 Rhawn Street
4.83(
138
)
Approved Pro
Super Service Award
Customers say: Quality work
1172 local quotes requested
15 years of experience

Basement Gurus LLC, is a locally owned and operated company with over 20 years of experience. We specialize in professional waterproofing services. Our commitment is 100% guaranteed customer satisfaction on every project. Call us today, so that we can give you a free estimate and make your project come to life!

"We hired Basement Gurus o install a French drain in our basement. They were prompt, professional, and did a great job. The basement has stayed completely dry since the work was done. Very satisfied and would definitely recommend them to others on Angi."

Jaaron M on July 2025

Basement Gurus LLC, is a locally owned and operated company with over 20 years of experience. We specialize in professional waterproofing services. Our commitment is 100% guaranteed customer satisfaction on every project. Call us today, so that we can give you a free estimate and make your project come to life!

"We hired Basement Gurus o install a French drain in our basement. They were prompt, professional, and did a great job. The basement has stayed completely dry since the work was done. Very satisfied and would definitely recommend them to others on Angi."

Jaaron M on July 2025


Avatar for Groundworks
Groundworks
106 Park Drive
4.39(
99
)
Approved Pro
Groundworks
106 Park Drive
4.39(
99
)
Approved Pro
Customers say: Super punctual
604 local quotes requested
28 years of experience

Groundworks employs patented solutions to target foundation, basement, concrete, and crawl space challenges at their source. Our customized repairs safeguard homes in Philidelphia, enhancing safety, appearance, and value.

"Great Job. Very professional."

Richard A on March 2025

Groundworks employs patented solutions to target foundation, basement, concrete, and crawl space challenges at their source. Our customized repairs safeguard homes in Philidelphia, enhancing safety, appearance, and value.

"Great Job. Very professional."

Richard A on March 2025


Avatar for DryZone, LLC
DryZone, LLC
16507 Beach Hwy
3.88(
4
)
Approved Pro
DryZone, LLC
16507 Beach Hwy
3.88(
4
)
Approved Pro
14 local quotes requested
19 years of experience

Welcome to DryZone. LLC! Here at DryZone. LLC, we pride ourselves in not only completing every project to perfection, but creating lasting client relationships in the process. Our motto is "Protect your Investment", and we firmly stand by it. With every project we are given to complete, we promise to treat your home as if it were our own! At DryZone. LLC, extraordinary is the expectation. Give DryZone. LLC a call today, we look forward to earning your business.

"They don't honor their work, and wont come back to fix the faulty system"

Pearl C on August 2020

Welcome to DryZone. LLC! Here at DryZone. LLC, we pride ourselves in not only completing every project to perfection, but creating lasting client relationships in the process. Our motto is "Protect your Investment", and we firmly stand by it. With every project we are given to complete, we promise to treat your home as if it were our own! At DryZone. LLC, extraordinary is the expectation. Give DryZone. LLC a call today, we look forward to earning your business.

"They don't honor their work, and wont come back to fix the faulty system"

Pearl C on August 2020


Avatar for AVG Waterproofing
AVG Waterproofing
500 Apple Road
4.66(
16
)
Approved Pro
AVG Waterproofing
500 Apple Road
4.66(
16
)
Approved Pro
Customers say: Quality work
37 local quotes requested
10 years of experience

We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.

"Great experience from the inspection of the issue, the estimate and the speed the job was scheduled and completed. Would (and already have) recommend to friends and clients (I'm a realtor). We had an engineer friend look at the solution Alex proposed for the job and he said this was the correct fix for the basement unlike a solution proposed my a different company. Thanks Alex!"

Leslie T on April 2025

We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.

"Great experience from the inspection of the issue, the estimate and the speed the job was scheduled and completed. Would (and already have) recommend to friends and clients (I'm a realtor). We had an engineer friend look at the solution Alex proposed for the job and he said this was the correct fix for the basement unlike a solution proposed my a different company. Thanks Alex!"

Leslie T on April 2025


Avatar for Quality 1st Basement Systems, Inc.
Quality 1st Basement Systems, Inc.
2092 East Old Philadelphia Road
4.87(
90
)
Approved Pro
Quality 1st Basement Systems, Inc.
2092 East Old Philadelphia Road
4.87(
90
)
Approved Pro
Customers say: Quick response
26 years of experience
Free onsite estimate

Quality 1st Basement Systems is your local, family owned contractor for Basement Waterproofing, Sump Pumps, Basement Finishing, Foundation Repair, Mold Remediation, Crack Repair, Radon Testing and Radon Mitigation, Egress Windows and Egress Stairwell, and Crawlspace Encapsulation too. 100% FINANCING AVAILABLE and free estimates. We have been in business for 25 years and have five star ratings with Google, Yelp, and the BBB. Winner of the 2021 BBB Torch Award for Market Place Ethics and finalist for the 2022 International BBB Torch award for Market Place Ethics. CONTACT US NOW BY CALLING 1-800-768-6745 OR EMAIL US AT info@BasementSystemsUSA.com

"Installed radon filter without any issues or hassle."

Jonathan M on May 2023

Quality 1st Basement Systems is your local, family owned contractor for Basement Waterproofing, Sump Pumps, Basement Finishing, Foundation Repair, Mold Remediation, Crack Repair, Radon Testing and Radon Mitigation, Egress Windows and Egress Stairwell, and Crawlspace Encapsulation too. 100% FINANCING AVAILABLE and free estimates. We have been in business for 25 years and have five star ratings with Google, Yelp, and the BBB. Winner of the 2021 BBB Torch Award for Market Place Ethics and finalist for the 2022 International BBB Torch award for Market Place Ethics. CONTACT US NOW BY CALLING 1-800-768-6745 OR EMAIL US AT info@BasementSystemsUSA.com

"Installed radon filter without any issues or hassle."

Jonathan M on May 2023


Avatar for Crawl Space Invaders
Crawl Space Invaders
11016 South Dupont Highway
5.00(
6
)
Approved Pro
Crawl Space Invaders
11016 South Dupont Highway
5.00(
6
)
Approved Pro
Free onsite estimate

We have a single mission: Complete Customer Satisfaction! We have consistently focused on the needs of our customers, providing personalized attention and a stress-free experience. You will find us to be competitively priced with close attention to the details. Our reputation is based on service, safety, and quality, regardless of how large or small the job. We look forward to building a lasting relationship and guarantee your satisfaction!

"I had a water leak in my basement, that had my ceiling discolored. Since it happened more than one, I had crawl space invaders come out and check for mold. They cut the drywall and removed the mold "

Melinda H on August 2025

We have a single mission: Complete Customer Satisfaction! We have consistently focused on the needs of our customers, providing personalized attention and a stress-free experience. You will find us to be competitively priced with close attention to the details. Our reputation is based on service, safety, and quality, regardless of how large or small the job. We look forward to building a lasting relationship and guarantee your satisfaction!

"I had a water leak in my basement, that had my ceiling discolored. Since it happened more than one, I had crawl space invaders come out and check for mold. They cut the drywall and removed the mold "

Melinda H on August 2025


Avatar for Basement Waterproofing Nationwide Inc
Basement Waterproofing Nationwide Inc
109 E Wheel Rd
4.64(
168
)
Approved Pro
Basement Waterproofing Nationwide Inc
109 E Wheel Rd
4.64(
168
)
Approved Pro
Customers say: Super punctual
755 local quotes requested
38 years of experience

Founded in 1987, Steve Taylor was passionate about providing homeowners with an honest approach to basement waterproofing and delivering exceptional customer service for every job. BWN swiftly built a reputable, trusted brand spanning across Maryland and Delaware. Today, as we look back over 35 years of business, our employee dedication and steadfast customer loyalty continue to fuel BWN’s success. This is best demonstrated by BWN’s abundant referral business and 55,000+ customers.

"Quick, efficient, super communication, great cleanup. Highly recommend."

Ellen H on October 2022

Founded in 1987, Steve Taylor was passionate about providing homeowners with an honest approach to basement waterproofing and delivering exceptional customer service for every job. BWN swiftly built a reputable, trusted brand spanning across Maryland and Delaware. Today, as we look back over 35 years of business, our employee dedication and steadfast customer loyalty continue to fuel BWN’s success. This is best demonstrated by BWN’s abundant referral business and 55,000+ customers.

"Quick, efficient, super communication, great cleanup. Highly recommend."

Ellen H on October 2022


Avatar for Value Dry Waterproofing
Value Dry Waterproofing
1434 Odenton Rd
4.45(
276
)
Approved Pro
Value Dry Waterproofing
1434 Odenton Rd
4.45(
276
)
Approved Pro
Customers say: Super punctual
1112 local quotes requested
22 years of experience

Value Dry is committed to never stop fighting the damaging effects of moisture and poor air quality in your home. We transform wet basements and musty crawl spaces into dry, healthy, useable space through basement waterproofing and crawl space encapsulation. We provide the best lifetime transferable warranty in the DC/Baltimore area. Our services include sump installation and replacement, battery backup sump pumps, foundation waterproofing, vapor barriers, humidity/ventilation control, outside stairwell drains, window well drains, egress windows, insulation, and foundation repair. We are conveniently located between the Baltimore and Washington, D.C. beltways and our service range covers Maryland, Virginia, Washington, D.C., Southern Delaware and the panhandle of West Virginia. Our entire team, from our call center staff to our inspectors and installers, is fully committed to maintaining the highest standards of customer service and protecting your biggest investment, your home. Our work is backed by a lifetime transferable warranty and a 24/7 service team. We are very proud of the reputation that we have built through online reviews, within our industry, and among our customers. Give us a call at (888) 768-2583 to schedule a free consultation or if you have any questions.

"They were expensive, but clearly the best product."

Victoria E on December 2024

Value Dry is committed to never stop fighting the damaging effects of moisture and poor air quality in your home. We transform wet basements and musty crawl spaces into dry, healthy, useable space through basement waterproofing and crawl space encapsulation. We provide the best lifetime transferable warranty in the DC/Baltimore area. Our services include sump installation and replacement, battery backup sump pumps, foundation waterproofing, vapor barriers, humidity/ventilation control, outside stairwell drains, window well drains, egress windows, insulation, and foundation repair. We are conveniently located between the Baltimore and Washington, D.C. beltways and our service range covers Maryland, Virginia, Washington, D.C., Southern Delaware and the panhandle of West Virginia. Our entire team, from our call center staff to our inspectors and installers, is fully committed to maintaining the highest standards of customer service and protecting your biggest investment, your home. Our work is backed by a lifetime transferable warranty and a 24/7 service team. We are very proud of the reputation that we have built through online reviews, within our industry, and among our customers. Give us a call at (888) 768-2583 to schedule a free consultation or if you have any questions.

"They were expensive, but clearly the best product."

Victoria E on December 2024


Avatar for All Good Stucco, Stone & Landscaping
All Good Stucco, Stone & Landscaping
152 S Giles St
5.00(
22
)
Approved Pro
All Good Stucco, Stone & Landscaping
152 S Giles St
5.00(
22
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
767 local quotes requested

At ALL GOOD we are committed to providing our best services. Traditional Stucco, Stone venner, and landscaping. • Mulching • Flower beds • Trimming • Lay Sod • Patios Our goal is to make customers happy. Explain every step of the process, and share ideas to make the project better.

"They're are so good with their works"

Angelo M on May 2024

At ALL GOOD we are committed to providing our best services. Traditional Stucco, Stone venner, and landscaping. • Mulching • Flower beds • Trimming • Lay Sod • Patios Our goal is to make customers happy. Explain every step of the process, and share ideas to make the project better.

"They're are so good with their works"

Angelo M on May 2024


Avatar for Bowsers Concrete and Services LLC
Bowsers Concrete and Services LLC
11826 Blades Road
5.00(
1
)
Approved Pro
Bowsers Concrete and Services LLC
11826 Blades Road
5.00(
1
)
Approved Pro
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
205 local quotes requested

We use our 36+ years of experience to inform every decision we make and ensure these steps are completed correctly. With our expertise, you can rest assured that your new concrete will exceed your high expectations. Speak to our owner today for more information.

"perfect. would highly recommend"

Shawn S on August 2024

We use our 36+ years of experience to inform every decision we make and ensure these steps are completed correctly. With our expertise, you can rest assured that your new concrete will exceed your high expectations. Speak to our owner today for more information.

"perfect. would highly recommend"

Shawn S on August 2024

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The Dover, DE homeowners’ guide to foundation, basement or crawlspace waterproofing / encapsulations
From average costs to expert advice, get all the answers you need to get your job done.
Basement of house sealed against water damage
Feb 13, 2025
Feb 13, 2025
If you need to waterproof your basement, consider essential cost factors, including basement size, sealant type, home age, and more.
crawl space prepared for an encapsultion
Mar 20, 2025
Mar 20, 2025
Use this guide to budget for crawl space encapsulation cost factors such as crawl space size, prep, maintenance tasks, labor, and more.
A man digging out a french drain
Jun 24, 2025
Jun 24, 2025
Discover how much it costs to install a French drain based on the size, accessibility, depth, landscape condition, and labor rates.
raising the foundation of a home with a house lift
Apr 21, 2025
Apr 21, 2025
Learn how much it costs to raise a house. Explore how factors like the house size, structure, age, landscaping, and labor rates affect the price.
professional repairing the foundation of a home
Apr 24, 2025
Apr 24, 2025
Budget for foundation repair costs based on factors such as the extent of damage, house size, materials, labor, problem type, and more.
clean crawlspace with insulation and wood beams under house
Jun 15, 2025
Jun 15, 2025
Budget for crawl space repair costs based on factors such as square footage, repair type, accessibility, cleaning, maintenance, labor, and more.