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Products & Services
Basement Repair Services & Products
WaterGuard Interior System
DryTrak Drainage Channel
TrenchDrain Drain Grate
IceGuard Discharge Line
FlexiSpan Wall Crack Repair
Polyurethane Crack Sealing
WellDuct Window Drainage
BrightWall Waterproof Panels
ThermalDry Wall Barrier
Basement To Beautiful Pre-finishing Wall Insulation Panels
Drain Tile Installation
SuperSump Pump System
TripleSafe Pumping System
UltraSump Battery Back Up
Sanidry Dehumidifier
Basement Insulation
Sump Pump Installation, Repair & Replacement


Crawl Space Repair Services & Products
CleanSpace Encapsulation Vapor Barriers And Liners
Turtl Access Hatch
EverLast Crawl Space Doors
Sanidry Csb Dehumidifier
SmartDrain Water Drainage
SilverGlo Wall Insulation
TerraBlock Floor Insulation
SmartSump Sump Pump
Crawl-o-Sphere Crawl Space Fan
WallCap Block Wall Sealer
SmartVent Flood Vents
Crawl Space Insulation


Foundation Repair Services & Products
Push Pier Underpinning For Settlement, Foundation Leveling, Sinking Foundation Repair
Geo-lock Wall Anchors
Geo-lock Helical Anchors
PowerBrace Bowed Wall Repair
CarbonArmor Fiber Wall Repair
SmartJack Crawl Space Support
Slab Pier Repair
Shotcrete Wall Restoration
Foundation Crack Repair
Company Awards
Homestars best of Award 2022
Omni Basement Systems is the proud recipient of Homestars Best of Award 2022. We could not have done this without... [Read more]
Homestars Best of Award 2021
Omni Basement Systems is honoured to be the recipient of the Homestars Best of 2021 award. Thanks mostly to our... [Read more]
2015 Readers' Choice Award Winner
Omni Basement Systems is the proud winner of the Hamilton Spectator 2015 Readers' Choice award.... [Read more]
More Awards

Local, Trusted Foundation & Basement Contractor in Dunnville, ON

Today and last night we had 5 inches of rain and the basement and crawlspace remained dry! Wonderful!...
Happy Customers Surrounding Dunnville, ON
Work Requests

Click the icons to see what our customers had to say.

Reviews From Dunnville
Testimonials From Dunnville
Ryan and his crew were wonderful -- beyond my expectations. If I had another basement and needed work done I would definitely call you. And I would ask for...
Testimonial by Lynn J. from Dunville, ON
We chose Omni because their measurements were more accurate, and they were full of explanation of their products.
Testimonial by Lynn from Dunnville, ON
I'm a satisfied return customer.
Testimonial by Sylvia Z. from Dunnville, ON

Omni Basement Systems is Dunnville's trusted contractor for basement waterproofing, crawl space encapsulation and foundation issues. We are the exclusive Dunnville contractor of the Basement Systems Network.

This means we have had countless hours of training and exclusive access to patented products. We make sure your home and your family are safe and protected. Call us today to get started. 

Basement Waterproofing & Crawl Space Repair in Dunnville

So many basement & crawl space waterproofers have been using antiquated, ineffective methods for so many years. Omni Basement Systems installs patented, warranted products that have been tested and used in thousands of homes. We know what works and how to provide permanent protection to your Dunnville home from water damage, mould and rot.

We Provide:
  • Basement Waterproofing
  • Crawl Space Encapsulation
  • Leak Repairs
  • Exclusive, Patented Products
  • World's Best Sump Pumps
  • Energy-Efficient Dehumidifier             
You Receive:
  • Permanently Dry Basement or Crawl Space
  • Controlled Humidity
  • Mould Mitigation
  • Lifetime Transferable Warranty
  • Greater Home Value
  • Peace of Mind

Structural & Foundation Repair in Dunnville

Foundation issues are a serious threat to your home. We can fix the problem with the right products installed the right way for a lasting solution. We inspect your Dunnville home, identify the problem and provide warranted products and work. Call us today to get started.

Solutions for:
  • Bowing Walls
  • Uneven Floors
  • Wall Cracks
  • Settling Foundation            
We Use:
  • Wall Anchors
  • I-beam Braces
  • Slab Piers
  • Crawl Space Jack Posts

Dunnville Sump Pump Installation & Replacement

Is your old sump pump on its last leg? Or maybe you need to install your first sump pump? At Omni Basement Systems we can install a new sump pump, replace your old sump pump, and even dig a sump pit for you. We also can help you feel more secure with a backup sump pump and battery backups.

Sump Pump Services & Products:

  • Sump Pump Systems
  • Sump Pump Installation or Replacement
  • Backup Pump Systems
  • Service & Repair
Work Requests From Dunnville, ON
Project Location: Dunnville, ON
Crawl space musty smell
Project Location: Dunnville, ON
Cracks in foundation with a lot of water leaking in during heavy rain
Project Location: Dunnville, ON
Would like to improve access to crawl space, improve ventilation and insulation.
Project Location: Dunnville, ON
Block foundation cracking and being pushed in especially under our porch. Would appreciate a quote and advice on our options Thanks
Project Location: Dunnville, ON
We have too much water coming into the basement making it very unhealthy too live here. We have an old basement and crawl space where the furnace and hot water heater is in danger of getting flooded.
Project Location: Dunnville, ON
I have a house with a crawl space and my floors are really in level
Project Location: Dunnville, ON
I am looking to get my Crawl space under the house insulated with the foam. I know nothing about this.
Project Location: Dunnville, ON
I have a dirt crawl space and some sort of animals are getting in doing damage my furnace is in the crawl space what can I do to seal it off .
Project Location: Dunnville, ON
Looking at getting a new sump pump with battery back up
Project Location: Dunnville, ON
Looking to replace pump and add a battery backup
Project Location: Dunnville, ON
Damp patches in basement
Project Location: Dunnville, ON
I have foundation issues at my cottage that needs to be addressed. The cottage has been in place for over 50 years and may require jack post being installed to level the cottage.
Project Location: Dunnville, ON
I would like to get an estimate for foundation repair in basement that is currently leaking.
Project Location: Dunnville, ON
Do you fix barn foundations. Half of a wall has bowed out. Soil is quite wet around and will need to be filled in. We have fixed the drainage issues.
Project Location: Dunnville, ON
Access Door broken and opening is sinking. Bouncy Kitchen floor right above access opening. Furnace is in crawl space.
Project Location: Dunnville, ON
Looking for battery back up system for sump pump.
Project Location: Dunnville, ON
Crack in foundation, water coming in would like a quote
Project Location: Dunnville, ON
Basement leaking - thinking it is a crack in the foundation - believe we know where the water is entering from
Project Location: Dunnville, ON
Project Location: Dunnville, ON
Foundation crack repair and potential interior drainage system
Serving the following Dunnville, ON postal codes
N1A 0A1, N1A 0A2, N1A 0A3, N1A 0A4, N1A 0A5, N1A 0A6, N1A 0A7, N1A 0A8, N1A 0A9, N1A 0B1, N1A 0B2, N1A 0B3, N1A 0B4, N1A 0B5, N1A 0B6, N1A 0B7, N1A 0B8, N1A 0B9, N1A 0C1, N1A 1A1, N1A 1A2, N1A 1A3, N1A 1A4, N1A 1A5, N1A 1A6, N1A 1A7, N1A 1A8, N1A 1A9, N1A 1B1, N1A 1B2, N1A 1B3, N1A 1B4, N1A 1B7, N1A 1B8, N1A 1B9, N1A 1C1, N1A 1C5, N1A 1C6, N1A 1C7, N1A 1C8, N1A 1C9, N1A 1E1, N1A 1E2, N1A 1E3, N1A 1E4, N1A 1E5, N1A 1E6, N1A 1E7, N1A 1E8, N1A 1E9, N1A 1G1, N1A 1G2, N1A 1G3, N1A 1G4, N1A 1G5, N1A 1G6, N1A 1G7, N1A 1G8, N1A 1G9, N1A 1H1, N1A 1H2, N1A 1H4, N1A 1H5, N1A 1H6, N1A 1H7, N1A 1H8, N1A 1H9, N1A 1J1, N1A 1J2, N1A 1J3, N1A 1J4, N1A 1J5, N1A 1J6, N1A 1J7, N1A 1J8, N1A 1K3, N1A 1K4, N1A 1K5, N1A 1K6, N1A 1K8, N1A 1K9, N1A 1L1, N1A 1L2, N1A 1L3, N1A 1L4, N1A 1L5, N1A 1L6, N1A 1L7, N1A 1L8, N1A 1L9, N1A 1M1, N1A 1M2, N1A 1M3, N1A 1M4, N1A 1M5, N1A 1M6, N1A 1M7, N1A 1M8, N1A 1M9, N1A 1N1, N1A 1N2, N1A 1N3, N1A 1N4, N1A 1N5, N1A 1N6, N1A 1N7, N1A 1N8, N1A 1N9, N1A 1P1, N1A 1P2, N1A 1P3, N1A 1P4, N1A 1P5, N1A 1P6, N1A 1P7, N1A 1P8, N1A 1P9, N1A 1R1, N1A 1R2, N1A 1R3, N1A 1R4, N1A 1R5, N1A 1R6, N1A 1R7, N1A 1R8, N1A 1R9, N1A 1S1, N1A 1S2, N1A 1S3, N1A 1S4, N1A 1S5, N1A 1S6, N1A 1S7, N1A 1S8, N1A 1S9, N1A 1T1, N1A 1T2, N1A 1T3, N1A 1T4, N1A 1T5, N1A 1T6, N1A 1T7, N1A 1T8, N1A 1T9, N1A 1V1, N1A 1V2, N1A 1V3, N1A 1V4, N1A 1V5, N1A 1V6, N1A 1V7, N1A 1V8, N1A 1V9, N1A 1W1, N1A 1W2, N1A 1W3, N1A 1W4, N1A 1W5, N1A 1W6, N1A 1W7, N1A 1W8, N1A 1W9, N1A 1X1, N1A 1X2, N1A 1X3, N1A 1X4, N1A 1X5, N1A 1X6, N1A 1X7, N1A 1X8, N1A 1X9, N1A 1Y1, N1A 1Y2, N1A 1Y3, N1A 1Y4, N1A 1Y5, N1A 1Y6, N1A 1Y7, N1A 1Y8, N1A 1Y9, N1A 1Z1, N1A 1Z2, N1A 1Z3, N1A 1Z4, N1A 1Z5, N1A 1Z6, N1A 1Z7, N1A 1Z8, N1A 1Z9, N1A 2A1, N1A 2A2, N1A 2A3, N1A 2A5, N1A 2A6, N1A 2A7, N1A 2A8, N1A 2A9, N1A 2B1, N1A 2B2, N1A 2B3, N1A 2B4, N1A 2B5, N1A 2B6, N1A 2B7, N1A 2B8, N1A 2B9, N1A 2C1, N1A 2C3, N1A 2C4, N1A 2C5, N1A 2C6, N1A 2C7, N1A 2C8, N1A 2C9, N1A 2E1, N1A 2E2, N1A 2E3, N1A 2E4, N1A 2E5, N1A 2E6, N1A 2E7, N1A 2G1, N1A 2G2, N1A 2G3, N1A 2G4, N1A 2G5, N1A 2G6, N1A 2G7, N1A 2G8, N1A 2G9, N1A 2H1, N1A 2H2, N1A 2H3, N1A 2H4, N1A 2H5, N1A 2H7, N1A 2H8, N1A 2H9, N1A 2J1, N1A 2J2, N1A 2J3, N1A 2J5, N1A 2J6, N1A 2J7, N1A 2J8, N1A 2J9, N1A 2K1, N1A 2K2, N1A 2K3, N1A 2K4, N1A 2K5, N1A 2K6, N1A 2K7, N1A 2K8, N1A 2K9, N1A 2L1, N1A 2L2, N1A 2L3, N1A 2L4, N1A 2L5, N1A 2L6, N1A 2L7, N1A 2L8, N1A 2L9, N1A 2M1, N1A 2M2, N1A 2M3, N1A 2M4, N1A 2M5, N1A 2M6, N1A 2M7, N1A 2M8, N1A 2M9, N1A 2N1, N1A 2N2, N1A 2N3, N1A 2N4, N1A 2N5, N1A 2N7, N1A 2N8, N1A 2N9, N1A 2P1, N1A 2P2, N1A 2P3, N1A 2P4, N1A 2P5, N1A 2P6, N1A 2P7, N1A 2P9, N1A 2R1, N1A 2R2, N1A 2R3, N1A 2R4, N1A 2R5, N1A 2R6, N1A 2R7, N1A 2R8, N1A 2R9, N1A 2S1, N1A 2S2, N1A 2S3, N1A 2S4, N1A 2S5, N1A 2S6, N1A 2S7, N1A 2S8, N1A 2S9, N1A 2T1, N1A 2T2, N1A 2T3, N1A 2T4, N1A 2T5, N1A 2T6, N1A 2T7, N1A 2T8, N1A 2T9, N1A 2V1, N1A 2V2, N1A 2V3, N1A 2V4, N1A 2V5, N1A 2V6, N1A 2V7, N1A 2V8, N1A 2W1, N1A 2W2, N1A 2W3, N1A 2W4, N1A 2W5, N1A 2W6, N1A 2W7, N1A 2W8, N1A 2W9, N1A 2X1, N1A 2X5, N1A 2X7, N1A 2X8, N1A 2X9, N1A 2Y1, N1A 2Y2, N1A 2Y3, N1A 2Y4, N1A 2Y5, N1A 2Y7, N1A 2Y8, N1A 2Z1, N1A 2Z2, N1A 2Z4, N1A 2Z5, N1A 2Z6, N1A 2Z8, N1A 2Z9, N1A 3A1, N1A 3A2, N1A 3A3, N1A 3A4, N1A 3A5, N1A 3A6, N1A 3A7, N1A 3A8, N1A 3A9, N1A 3B1, N1A 3B2, N1A 3B4, N1A 3B5, N1A 3B6, N1A 3B7, N1A 3B8, N1A 3B9, N1A 3C1, N1A 3C2, N1A 3C3, N1A 3C4, N1A 3C5, N1A 3C6, N1A 3C7, N1A 3C8, N1A 3C9, N1A 3E1, N1A 3E2, N1A 3E3, N1A 3E4, N1A 3E5, N1A 3E6, N1A 3E8, N1A 3G2, N1A 3G3, N1A 3G4, N1A 3G5, N1A 3G6, N1A 3G7, N1A 3G8, N1A 3G9, N1A 3H1, N1A 3H2, N1A 3H3, N1A 3H4, N1A 3H5, N1A 3H6
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