Trust Us With Your Next Project

Here for all your foundation waterproofing, drainage & excavation needs.

2018 Projects

Digging basements, waterproofing basements, water/sewer main tie ins, septic work. 

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Continued Projects 2018

water, sewer, basement repairs

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About Us

Excavation Drainage Experts

As a premier company specializing in residential and commercial waterproofing/ excavation services, we are dedicated to providing customer service that is second to none. Whether you have a new construction project, need to replace weeping tile or repair a seepage issue. 

Pipe Camera Inspections / Jetting

We at Longarm have the technology to inspect & flush underground piping which can also simply pin point any piping problems, saving you time and money! 

Ground Water Management

Certain areas call for specific ground water management solutions. We know our surrounding area from serving the Georgian triangle area for almost 15 years. We can design the perfect drainage plan for your home & property. 

About Us

Wet Basement Repairs

Water seepage issues? Call us for basement waterproofing solutions, exterior sump pump systems or any other drainage related issues. 

Replaced weeping tile around foundation with new clear stone.

Water Seepage / Drainage Experts

Call or email our professionals for a free estimate within the local and surrounding Collingwood area. 

Exterior Sump Pump Systems

Don't have room for a interior sump pump system? Want to have a system that catches more water then the average sump pump system? Ask us today about exterior pump systems. 

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Contact Us

Get a Free Quote

We strive to be in constant communication with our customers until the job is done. To get a free quote, or if you have questions or special requests, just drop us a line. We look forward to serving you!

Longarm Contracting

Hours

Monday - Friday: 8am - 5pm

Saturday - Sunday: Closed

Contact Us

Drop us a line!

Better yet, see us in person!

We love our customers, so feel free to visit during normal business hours.

Longarm Contracting

Hours

Mon

7:00 am – 5:30 pm

Tue

7:00 am – 5:30 pm

Wed

7:00 am – 5:30 pm

Thu

7:00 am – 5:30 pm

Fri

9:00 am – 5:00 pm

Sat

By Appointment

Sun

Closed