D.N.D Services, LLC - Southeast Florida's Trusted Heavy Mechanic Repair & Mobile Welding Expert

With over 12 years of hands-on experience in the heavy equipment industry, David has built a reputation for accurate diagnostics, dependable repairs, and keeping machines running when it matters most.

David specializes in hydraulic systems, from pumps and valves to cylinders and hose assemblies, as well as DEF and emissions system troubleshooting, diesel engine repair, and comprehensive preventative maintenance. He has worked across a wide range of equipment including excavators, wheel loaders, dozers, service trucks, and other heavy machinery used in construction, industrial, and off-road applications.

As a mobile mechanic, David brings the shop to you. Whether it's a scheduled service, field diagnostic, or an emergency breakdown, he responds quickly and works efficiently to minimize downtime and keep your operation productive. He is comfortable working independently in demanding environments and takes pride in solving complex problems that others can't.

What sets David apart is his commitment to doing the job right every time. From the initial diagnosis to the final repair, he prioritizes safety, quality workmanship, and clear communication with operators and management every step of the way.

When your equipment goes down, David gets it back up.

Hydraulic systems are the backbone of most heavy equipment, and keeping them in peak condition is critical to staying productive on the job. We provide comprehensive hydraulic diagnostics, repair, and maintenance for a wide range of systems including pumps, valves, motors, cylinders, and hose assemblies. 

Whether a machine is experiencing slow response, pressure loss, fluid leaks, or complete system failure, we have the experience to identify the root cause quickly and accurately. Cylinder repairs and rebuilds are handled with precision, ensuring proper sealing, alignment, and function before the equipment ever returns to work. We work on hydraulic systems across all types of construction, industrial, and off-road equipment, making us a versatile resource for any operation. Our goal is always to restore full system performance while preventing future failures through thorough inspections and quality repairs.

Preventive maintenance is the most cost-effective investment any equipment owner or fleet manager can make. We offer scheduled maintenance programs designed to catch small issues before they turn into expensive breakdowns. Services include fluid and filter changes, belt and hose inspections, greasing and lubrication, brake checks, and full equipment inspections tailored to manufacturer specifications. Staying on a consistent maintenance schedule extends the life of your equipment, protects your warranty, and keeps your machines operating safely and efficiently. We work around your schedule to minimize disruption to your operation, coming to your location so there is no need to transport equipment to a shop. Every maintenance visit includes a thorough inspection report so you always know the condition of your fleet and can plan ahead for any upcoming needs.

We service a broad range of heavy equipment and fleet vehicles used in construction, agriculture, industrial, and commercial applications. From excavators and wheel loaders to dozers, skid steers, and service trucks, we have the hands-on experience to work on virtually any piece of equipment you rely on. Fleet managers benefit from having a single trusted team that understands their equipment inside and out, reducing the time spent coordinating with multiple vendors or shops. We perform everything from routine service calls to major mechanical repairs, keeping your entire fleet in reliable working condition. 

As a mobile service, we come directly to your job site, yard, or facility, saving you valuable time and transportation costs. Our familiarity with a wide variety of makes and models means faster diagnostics and more efficient repairs across your entire operation.

We have extensive experience diagnosing and repairing diesel engines used across a wide range of heavy equipment and commercial vehicles. From routine tune-ups and fluid services to major engine overhauls, we approach every job with a thorough understanding of how diesel systems operate under demanding conditions. We are highly experienced in DEF and emissions system troubleshooting, an increasingly important area as modern equipment becomes more regulated and complex. We use professional diagnostic tools to pinpoint engine issues accurately, avoiding costly guesswork and unnecessary parts replacement. Our engine services cover everything from fuel system repairs and cooling system maintenance to turbocharger inspections and top-end engine work. Whether your machine is throwing codes, losing power, or running rough, we have the skills and experience to get it performing the way it should.

We are skilled welders capable of performing a full range of welding services to support equipment repair, fabrication, and structural work in the field. We work with all common welding processes including MIG, TIG, and stick welding, giving us the flexibility to handle whatever a job requires. From repairing cracked frames and broken attachments to fabricating custom brackets and structural components, we deliver strong, clean welds that hold up under the toughest conditions. Field welding is a specialized skill, and we are experienced in working in tight spaces, awkward positions, and challenging environments that come with on-site repair work. Our welding services are especially valuable when equipment sustains structural damage and needs to be repaired quickly to get back into service. Every weld we perform is done with a focus on safety, strength, and long-term reliability, ensuring the repair lasts as long as the equipment itself.

We bring our mechanical expertise to marine and material handling environments, servicing marina equipment and forklifts of all sizes and configurations. Forklifts require consistent maintenance and reliable performance, especially in warehouse, port, and industrial settings where downtime directly impacts productivity. We handle everything from routine forklift servicing and brake repairs to hydraulic system work and mast inspections. For marina equipment, we understand the unique demands that saltwater environments place on machinery and provide service that accounts for corrosion, wear, and the specific needs of marine-grade equipment. Whether your operation runs electric, propane, or diesel forklifts, we have the knowledge to keep them running safely and efficiently. Our attention to detail and commitment to quality workmanship ensures that every piece of equipment we service meets the demands of your work environment.