Find Trenchless Contractors

Schnabel is a trusted partner in building the foundation for project success. We provide expertise and design for tunnel engineering projects as well as geotechnical, dam, and projects worldwide. As a growing, mid-size company with 450+ employees and 24 offices, Schnabel offers big-firm capabilities with small-firm responsiveness. Our designers, innovators, and industry experts have successfully tackled projects in remote locations, challenging environments, and for communities large and small a

I worked for years as a member of the Executive Subcommittee of ISTT, as well as founder and President of the Brazilian Society for Trenchless Association ABRATT. I´m also responsible for several trenchless books translated into the Portuguese language, in a tremendous effort to bring the best engineering concepts to our Country.

Our Trenchless Division is capable of performing a multitude of solutions to meet today’s infrastructure challenges. Our team can dig and install deep shafts of varying diameter to support many trenchless applications. We specialize in tunnel and horizontal boring utilizing multiple methods for both pressure and gravity pipeline applications. We also own and operate our spiral wound PVC lining equipment for rehabilitation for gravity pipeline applications.

Founded in 1983, RMF Engineering (RMF) has been on the forefront of complex Mechanical, Electrical and Plumbing engineering solutions since before terms like efficiency, sustainability, LEED and green requirements were common nomenclature. In our 40 year history, we have become nationally recognized for our quality analysis, planning, design, and commissioning of buildings, as well as campus utility generation and distribution systems. With over 260 staff in 11 offices, RMF is a client-focused p

Resiline is a division of Resimac Limited. Resiline 320 is a next generation Spray In Place Pipe (SIPP) lining material specifically designed to rehabilitate existing potable water mains and solve most of the problems common to these distribution systems. The application of Resiline 320 has been developed with an industry leading supplier of lining rigs to ensure that our customers can have peace of mind throughout the lining process. Resiline 320 is a two component, liquid applied polyurea lini

This reliable brand of vacuum equipment, including hydro excavator trucks, industrial vacuum trucks, air excavators and catch basin cleaners are built from the ground up to be the safest, simplest, and most maneuverable on the market. When RAMVAC engineers began designing, they called on end-users like you to help them understand what is important in the field and on the road. Our goal is to build a truck or trailer for you, that not only meets your needs but exceeds expectations. RAMVAC puts op

We apply innovation and ingenuity, precision engineering and purpose-driven manufacturing, to a full lineup of premium HDD solutions. The Prime Direct team is knowledgeable and passionate about the HDD business and has decades of combined experience on construction jobsites and knows what success looks like on every bore. Every Prime Direct HDD machine is custom-engineered and manufactured for the customer and their specific needs. And, because we know time is money in this business, the Prime D

We have developed a custom engineered lithium metal battery for directional drilling sondes.

PREDL, Inc was founded by Manfred Predl in Jasper, Ga USA in 2022. For over 30 years Manfred has been engineering the underground with his new manhole lining products and trenchless rehabilitation products throughout Europe. We are proud to offer our lining solutions tailored to meet your specific needs; which are also being manufactured in the USA. PREDL's Flexliner and FRP panels permit trenchless rehabilitation solutions for MH's and large wastewater structures.

With over 30 years of experience in the utility locate business, Premier Locates Inc. provides accurate and reliable utility locates for the utility and excavation industry. Our focus is your safety. Everything we do revolves around safety and making sure everyone gets home safe at the end of the day. We understand that public and private utility locates can be challenging, however, we have streamlined our services to help you navigate the complex utility locate system. First and foremost, we lo

PipeMedic® by QuakeWrap is provider of the world's most innovative solutions for pipe repair and strengthening using fiber reinforced polymer, or FRP. PipeMedic’s product line includes StifPipe,® an economical FRP composite pipe/liner ideal for gravity as well as pressure pipe rehab applications. Developed by FRP pioneer Prof. Mo Ehsani, PipeMedic® systems have evolved into technologies designed specifically to answer today’s infrastructure renewal needs. PipeMedic® FRP lining systems comply wit

Pipe Spy is an engineering plumbing contractor specializing in trenchless sewer line repair, replacement and EBMUD PSL Compliance. Since 1998, we have provided Oakland California and the East Bay Area with expert plumbing service backed by our 100% satisfaction guarantee. We offer sewer diagnostic and deep cleaning services in conjunction with sewer lateral rehabilitation repairs, compliance testing and full pipe replacements for private sewer laterals; and the replacement of residential and com