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Business Details
35 Years
experience
Expert Construction Services in Berkeley, CA
Founded in 1991 by Moshe Ezra, our company has grown from a two-person team to a trusted name in the construction industry. We specialize in drilling, concrete work, and foundation solutions for hard-to-reach locations, leveraging custom portable rigs and mini excavators to tackle challenging projects. Our expertise spans retaining walls, helical piers, underpinning, and drainage systems, with a focus on serving contractors and homeowners across the San Francisco Bay Area. As a family-owned business, we prioritize personalized service, technical proficiency, and fair pricing. Our teams problem-solving approach and commitment to quality have earned us long-term partnerships and repeat clients.

We operate with 8 feet of vertical clearance capability, enabling work in basements, hillsides, and tight urban spaces. Our 30+ years of experience includes seismic retrofitting, structural foundation support, and complex drainage solutions tailored to Californias geology. We collaborate closely with engineers and clients to ensure durable, code-compliant results while maintaining transparency in cost and execution. Our reputation for reliability stems from completing difficult projects efficiently without compromising safety or craftsmanship.
Services
Drilling Retaining Walls Tiebacks Helical Piers Underpinning Foundations Drainage
Details
  • Year established: 1991
Highlights and features
  • We offer 30+ years of experience in tight-access construction solutions
  • Our custom portable drill rigs operate in spaces with 8 feet clearance
  • Family-owned business prioritizing transparent communication and fair pricing
  • Specialized in seismic retrofitting and hillside foundation stabilization
  • Collaborate directly with engineers for code-compliant structural solutions
What people say
Versatile problem solver Experienced personnel Fair pricing Technical proficiency Creative solutions
Services
Drilling
Specialized drilling in tight access locations using portable rigs and mini excavators. Capable of working in spaces with only 8 feet of vertical clearance, including basements and hillsides. Services include foundation piers, tiebacks, and underpinning applications for structural support.
Retaining Walls
Custom concrete, wood, and steel retaining wall construction for soil stabilization and landscaping. Designs accommodate varying loads, heights, and site geology. Includes soldier pile walls with drainage systems and cantilever wall solutions for residential and commercial properties.
Helical Piers
Steel helical pier installation for foundation support and stabilization. Utilizes screw-like installation method to reinforce settled, heaved, or failing foundations. Includes bracket attachment systems to transfer structural loads to stable soil layers beneath existing footings.
Underpinning
Concrete underpinning solutions for strengthening existing foundations. Phased excavation and replacement method increases foundation depth to improve structural stability. Specialized in seismic-prone California conditions and tight access applications requiring minimal clearance.
Drainage Systems
Comprehensive drainage solutions including French drains, perimeter drains, and site grading. Prevents water accumulation that threatens structural foundations. Installs systems to redirect surface and groundwater away from buildings using trenching and piping techniques.
Questions
What areas do you serve?
We operate throughout the San Francisco Bay Area, including Berkeley, San Rafael, and surrounding hillside communities.
Can you work in tight spaces?
Yes, our portable rigs function in spaces with as little as 8 feet of vertical clearance, including basements and steep slopes.
What foundation issues do you handle?
We address settlement, seismic retrofitting, water damage, and structural reinforcement using underpinning, piers, and tieback systems.
Do you work with homeowners directly?
Yes, we collaborate with both contractors and homeowners on residential foundation, drainage, and retaining wall projects.
How long have you been in business?
We've provided construction solutions since 1991, with founder Moshe Ezra bringing decades of prior industry experience.
Reviews (3)
Natalie Newman
Oct 08, 2019 Report
If you get to work with Moshe Ezra, consider yourself blessed. He has a wealth of experience in his industry (a couple decades?) and got an engineering degree before he moved to the States so he's the best of both worlds.
Moshe is reliable and honest, which is hard to find in the current state of construction here in the Bay. He is incredibly detail oriented with high standards and strict tolerances. Moshe caught a ton of things our original engineer missed. He is very familiar working in the hills and other unstable ground. His team drilled piers 13-17ft deep, repoured the perimeter foundation
Joshua Kimmich
Sep 29, 2017 Report
Great contractor. Theses guys know there stuff. If you want someone who knows their trade, hire these guys.
Max Lucado
Nov 19, 2016 Report
Very rude and dismissive, couldn't recommend for anything unless you like to have your intelligence insulted. Steer clear!