Welcome to
Diggs Building Technologies Corp.

About Us

Protect Your Biggest Investment

We offer solutions to your structural issues after physically inspecting the damage.

Quality Construction Guaranteed

Family owned and operated, we perform all facets of structural repair. 

Foundation and waterproofing

We specialize in structural repair and waterproofing including homes, offices, garages, porches, barns, and more!

Our Services


Owner operated, our company has been serving the Greater Hudson Valley area for over 25 years now, giving us experience to address all of your structural issues. 

The longer the structural repair is needed, the larger the risk to you and your property. We will address your structural issues to ensure safety. No matter what caused the damage, we have the solution.

How to spot signs of structural damage:

      *House leaning

      *Cracked or sinking foundation

      *Bowing walls

      *Cracks in floors, walls, or ceilings

      *Water seepage


      *Sinking porch

We specialize in:

      *Jacking and leveling of homes

      *Leveling sagging walls and floors

      *Foundation repair

      *Concrete repair

      *Stone repair

      *Beam, sill plate, and column replacement

      *Footing installation

      *Sabilizing bouncing floors

      *Repairing, strengthening and reinforcing concrete

        steel masonry


We will work to:

      *Preserve the construction of your home

      *Cut, fit, and join new components to old

      *Customize steel connectors to transfer weight

      *Jack joists to their original position

      *Utilize existing foundation whenever possible

      *Preserve the original appearance of the interior

        and exterior

Repair your home's structural damage and get peace of mind. Taking steps now can help you avoid future costly repairs. 


George C.

Project: Jacked up barn and installed first floor underneath

Comments: They were excellent, responsive, thorough, clean and very honest. When they said they were going to be there, they were there.

Rich C

Project: Refabricated 80' truss in commercial building

Comments: Very good, very responsive, and very reliable. Extremely knowledgeable! Extremely technical and delivered a job beyond our expectations.

Jim L

Project: Jacked outside wall of house off foundation and replaced rotted outside wall

Comments: He was pretty extraordinary! He understands the structural issues very well. He has had over 20 years of experience and you can tell when he talks about the job.

Tom L

Project: Lifted 2 story barn and replaced foundation and floor

Comments: I cannot recommend Tim Hillman enough. I have since called him back to consult him on other projects and look forward to working with him in the future. He was honest, straightforward, helpful, punctual, and professional. Anyone looking to have a job done right and quickly, could not do better.

Rob R

Project: Jacked center main beam of house and installed new main beam and steel columns with new footings

Comments: It was a quality job, done on schedule, and it was done at the quoted price.

Harold D

Project: Installed new footing drains and waterproofed foundation

Comments: I was very happy with the work. Kept me in the loop on issues found and was receptive to my needs. All at a fair price and I would hire him again.

Russel S

Project: Installed new floor joists, sill plates, and intermediate beams

Comments: Tim was very knowledgeable about what he was doing, very easy to work with, very responsive, and able to explain through the whole process what needed to be done. He did a good job!

Max W

Project: Fabricated and installed structural steel in a commercial building 

Comments: They are very fair on the price! Very pleasurable working with them and never have any issues! Looking forward to working with them in the future.

Contact Us

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Diggs Building Technologies Corp.

Montgomery, NY

(845) 820-9494

County of Rockland License No. H-12200-A6-00-00

County of Westchester License No. WC-28482-H16