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Business Details
50+ Years
experience
Trusted Excavation and Site Development Services in Gainesville, FL
Founded in 1957 by William Glenn Johnson Sr. and Jr., W G Johnson & Son has evolved from a mowing company to a leading excavation and underground utilities contractor. As a third-generation family-owned business, we specialize in site development for commercial, residential, and municipal projects across North Central Florida. Our Florida Certified status reflects our commitment to quality and expertise in handling complex infrastructure challenges. With over six decades of local experience, we prioritize understanding builders' needs to ensure seamless project execution from start to finish.

Our reputation for exceeding customer expectations has fostered long-term relationships and repeat business. We maintain transparency in operations while continuously investing in equipment and techniques to deliver reliable, high-standard results. Customer testimonials validate our integrity-driven approach to every project we undertake.
Services
Potable Water Systems Storm Water Management Sanitary Sewer Systems Earthwork Pond Excavation Building Pads Sinkhole Repair Erosion Control Culverts Asphalt Paving
Details
  • Year established: 1957
Highlights and features
  • Family-owned since 1957 with three generations of expertise
  • Certified specialists in excavation and underground utilities
  • Proven track record with Alachua County's major developments
  • Dedicated to seamless project execution from start to finish
  • Maintain transparency and integrity in all operations
Associations and certifications
  • Florida Certified Excavation and Underground Utilities Contractor
Services
Potable Water Systems
We design and install municipal drinking water systems with precision engineering. Our team handles pipeline installation, pressure regulation, and compliance testing for residential and commercial developments. With decades of experience in Alachua County's unique geological conditions, we ensure safe, durable water infrastructure that meets all regulatory standards.
Storm Water Management
Our comprehensive stormwater systems prevent flooding and manage runoff effectively. We construct retention ponds, install drainage piping, and implement erosion control measures tailored to each site's topography. These solutions protect properties while maintaining environmental compliance for both new developments and infrastructure upgrades.
Sanitary Sewer Systems
We build modern sewer systems with lift stations and underground piping networks. Our installations ensure proper waste transport while preventing leaks and system failures. By following strict environmental guidelines, we create reliable wastewater solutions that support community growth and public health standards.
Earthwork
Our earthmoving services prepare sites for construction through precise grading and soil stabilization. Using advanced equipment, we handle large-scale dirt movement, create building pads, and establish proper drainage contours. This foundational work ensures structural integrity for all types of development projects across North Central Florida.
Sinkhole Repair
We specialize in repairing subsurface voids through grouting and underpinning techniques. Our team assesses geological risks and implements structural reinforcement solutions to prevent property damage. This expertise protects developments in Florida's karst terrain while maintaining long-term site stability for residential and commercial clients.
Questions
What services does W.G. Johnson & Son offer?
We provide excavation, underground utilities installation, and site development services including water systems, sewer infrastructure, and stormwater management solutions.
How long has the company been in business?
We've served North Central Florida since 1957, making us one of the region's most experienced excavation contractors with three generations of family leadership.
What areas do you serve?
Our primary service area includes Alachua County and surrounding regions in North Central Florida, where we've completed numerous municipal and private development projects.
Are you certified for public works projects?
Yes, we hold Florida certification for excavation and underground utilities contracting, qualifying us for both private and government infrastructure projects across the state.
What makes your company different?
As a family-owned business with generational expertise, we combine local knowledge with technical proficiency to deliver reliable, high-quality results on every project.
Can you handle large-scale developments?
Our equipment and experienced team successfully complete projects of all sizes, from residential subdivisions to commercial complexes and municipal infrastructure improvements.