SPECIALTY CONCRETE PUMPING
We specialize in the “impossible” pours: extreme hillside elevations, sanitary well seals, sub-surface void filling, and remote-access utility operations across Sonoma, Napa, and Marin.

- Family-owned since 198145+ years of North Bay pours
- Licensed & insuredCSLB #639478 · C61 / D06
- Public works readyDIR registered · WBENC certified WBE
- Certified operatorsACPA-certified pump operators
Technical Concrete Pumping & High-Complexity Infrastructure

Concrete Pump & Operator Rental
Powering Your Specialty Finishing Crew. While we do not provide shotcrete spraying, we offer high-pressure pump and operator rentals for professional shotcrete and gunite crews. If you furnish the nozzleman, we furnish the elite Schwing equipment and mechanical expertise needed to maintain the high-velocity material flow your structural project demands.

Well Abatement & Sanitary Seals
Environmental & Regulatory Precision. Redwood provides the technical oversight needed for high-solids bentonite grout and neat cement placements. We follow strict California standards for well decommissioning, annular space grouting, and septic abandonment, ensuring total groundwater protection and a permanent, leak-proof sanitary seal every time.

Void Filling & Soil Stabilization
Restoring Sub-Surface Integrity. Protect your structures with our professional void filling and pressure grouting services. We pump flowable fill (CDF) and structural grout into underground cavities, sinkholes, and washed-out areas under slabs. This non-invasive method stabilizes sinking foundations and reinforces retaining walls with absolute precision.

Lightweight & Multi-Story Pumping
Technical Placement for Complex Mixes. Pumping lightweight and cellular concrete requires a delicate balance of pressure and flow to prevent “plugging.” We manage the logistics of multi-story builds and rooftop decks, coordinating closely with batch plants to ensure aerated aggregates stay workable from the hopper to the highest forms.

Utility Duct Banks & Infrastructure
Protecting Critical Underground Assets. We support public works and electrical contractors with specialized duct bank encasement. Our operators deliver a steady, controlled flow of thermal concrete or slurry around sensitive high-voltage lines and fiber optic conduits, ensuring long-term thermal dissipation and structural protection for North Bay infrastructure.

Technical Project Consultations & Planning
Leverage 45 Years of Experience. The secret to a successful specialty pour is a solid plan. If you’re facing a difficult hillside reach or a complex technical pour, put our multi-generational expertise to work for you. We offer professional site consultations to help you navigate logistics and mix designs before the truck arrives. Don’t leave your high-stakes project to chance—call us today to build a foolproof strategy for a successful pour.
The North Bay Authority in High-Complexity Concrete
TECHNICAL INFRASTRUCTURE
From well abatements and annular seals to utility duct banks, we specialize in the high-stakes precision required for complex infrastructure. We provide the ACPA-certified safety and technical oversight needed for environmentally sensitive projects. Our team ensures every specialized pour meets rigorous California regulatory standards for a professional, seamless result.
NEW SCHWING FLEET
We utilize premium Schwing line pumps, specifically the SP 500, for their unmatched pressure capacity and dependable output on long-distance runs. Our entire fleet is CARB-compliant and meticulously maintained to manage the friction and resistance of 1,000+ ft hose runs, providing the sustained power needed to conquer the North Bay’s most difficult terrain.
CERTIFIED AUTHORITY
As a certified WBE (#1600964) and Public Works contractor (#1000010460), we bring 45 years of specialized expertise to every project. We navigate the complex compliance requirements of government and environmental agencies, ensuring your well decommissioning or utility project is handled with total site respect and full legal adherence from start to finish.
Utility & Infrastructure
Precision encasement for utility duct banks, high-voltage conduits, and fiber optics. We deliver a steady, controlled flow of thermal concrete or slurry to protect critical underground assets without property damage.
Well Seals & Abatements
Regulatory-compliant pumping for decommissioned wells and sanitary seals. We provide the high-solids grout and precision pressure needed for groundwater protection and total site abandonment.
Technical Void Filling
Non-invasive soil stabilization and subsurface cavity filling. We pump flowable fill (CDF) and structural grout to reinforce sinking foundations, washouts, and abandoned septic tanks across Sonoma County.
Extreme Long-Distance
We specialize in “impossible” reaches, managing slick-line setups exceeding 1,000 feet. From remote ridge-top foundations to forest-access pours, our high-pressure fleet conquers the North Bay’s toughest terrain.

Commercial Concrete Pumping
The North Bay’s Commercial Authority
At Redwood Concrete Pump Service, we provide the precision and reliability required for California’s most demanding commercial and Public Works projects. As the state’s longest-standing concrete pumping company (est. 1981), we combine 45+ years of expertise with a brand-new, modern fleet to ensure zero downtime on your job site. We are a certified Woman Business Enterprise (WBE) and licensed Public Works Contractor, specializing in prevailing wage builds, industrial foundations, and structural pours. Our professional operators deliver the accountability and technical skill needed to get the job done right the first time.

residential Concrete Pumping
Trusted Residential Pumping Partners
At Redwood Concrete Pump , we provide the same professionalism and precision for local home projects as we do for major industrial builds. Our modern fleet and professional operators specialize in supporting Sonoma County contractors with reliable pumping for custom home foundations, ADUs, and decorative hardscapes, including driveways, patios, and hot tub pads. We are dedicated residential subcontractors who understand the unique needs of private job sites, ensuring every custom walkway or specialized concrete pour is completed with the legacy of durability and quality that California’s longest-standing pumping company is known for.

Specialty Concrete pumping
Precision Solutions for Complex Specialty Projects
At Redwood Concrete Pump Service, we excel in high-complexity specialty pours that demand advanced technical knowledge and logistical ingenuity. As the professional’s choice for over 45 years, we specialize in critical well abatements, concrete seals, and underground pipe/septic decommissionings, ensuring total structural integrity for every abandonment project. We are the industry leaders in extreme long-distance pours (1,300+ ft) and navigating difficult terrain, including specialized setups for government antenna piers and remote infrastructure. Our deep mastery of concrete mix designs prevents costly plugs and property damage, allowing us to successfully manage high-stakes environments where others fail. When you face a complex project that requires precision thinking and a clean, professional execution, we bring the experience and the right attitude to get it done right the first time.
Expert Specialty Pumping the North Bay: Conquering Long-Distance, Hillside & Utility Pours
The North Bay Choice for Complex & Technical Concrete Placement
FAQ
Concrete Pumping Services we provide
LOCAL ZIP CODES
We provide prompt, professional line pumping across the entire 707 area code.
sERVICE aREAS
Serving downtown, rural, and the greater the North Bay metro area.
DIFFICULT ACCESS
Hillside & tight-access specialists for the North Bay’s toughest job sites.
Serving Northern California
Headquartered in Santa Rosa, our crews and pumps cover the whole North Bay, and we travel for large projects throughout Northern California. Here are the towns and ZIP codes we serve most.
Sonoma County
- Santa Rosa 95401–95409
- Petaluma 94952, 94954
- Rohnert Park 94928
- Cotati 94931
- Sebastopol 95472
- Healdsburg 95448
- Windsor 95492
- Cloverdale 95425
- Sonoma 95476
- Bodega Bay 94923
Napa County
- Napa 94558, 94559
- American Canyon 94503
- Yountville 94599
- St. Helena 94574
- Calistoga 94515
- Rutherford 94573
- Angwin 94508
Marin County
- San Rafael 94901, 94903
- Novato 94945, 94947, 94949
- Mill Valley 94941
- San Anselmo 94960
- Larkspur 94939
- Fairfax 94930
- Corte Madera 94925
- Sausalito 94965
Mendocino County
- Ukiah 95482
- Willits 95490
- Fort Bragg 95437
- Hopland 95449
- Mendocino 95460
- Boonville 95415
Large project outside the North Bay? We travel for large projects across Northern California. Call us or send your project details and we’ll price the travel.
Frequently asked questions
We specialize in extreme long-distance setups, frequently managing hose runs exceeding 1,000 feet. By utilizing high-pressure Schwing SP 500 equipment and specific “slick-line” configurations, we can navigate steep elevations and dense forest access where standard pumpers cannot reach.
Safety is built into our 45-year legacy. Beyond our ACPA certifications, our operators are trained mechanics who perform real-time monitoring of equipment vitals and line pressure. This proactive approach prevents mechanical failures on-site, protecting both your crew and the surrounding North Bay environment.
Yes. For specialty pours—such as remote hillside reaches or high-pressure utility encasements—we offer professional site walks. We evaluate elevation changes, friction loss, and setup logistics to ensure a foolproof strategy is in place before the first truck arrives.
We have over 45 years of experience managing the high-solids bentonite and cement grout mixes required for California well decommissioning. We follow all local and state environmental protocols to ensure a permanent, leak-proof sanitary seal for every project.
Absolutely. Our fleet of high-pressure Schwing SP 500 pumps is specifically maintained to handle the extreme resistance of long-distance “slick-line” setups. We specialize in reaching sites in the North Bay that standard pumping equipment simply cannot access.
Redwood Concrete Pump Service is a registered Public Works Contractor (#1000010460) and a certified Woman Business Enterprise (WBE #1600964). We are fully bonded and insured, with a multi-generational track record of meeting the strict safety and compliance standards of municipal projects.
Because our operators are also trained equipment mechanics, we understand the internal physics of the pump. We monitor flow and pressure in real-time, making precise adjustments to accommodate technical aggregates and additives without the risk of equipment “plugs” or site delays.
Credentials you can verify




Schedule a pump truck for your next pour
Ready to lock in your date? Connect with our dispatch team to secure your concrete line pump truck today.
707-538-1206