Better tomorrows are built on strong foundations.

Your Trusted Partner in Foundation Drilling

With a legacy spanning four generations since the 1920s, Don H. Mahaffey Drilling Co. has established itself as an industry leader in solutions for deep foundations. Started when J.R. Mahaffey established J.R. Mahaffey and Sons, and further developed when Don H. Mahaffey founded the current company in 1946, our organization continues to set the standard for excellence in specialized drilling services.

Excellence Through Generations

Today, the fourth generation of the Mahaffey family maintains our commitment to innovation, quality, and technical precision. This continuous legacy has positioned us as a preeminent provider of foundation drilling solutions across diverse and challenging projects. Our specialized expertise enables us to address complex subsurface conditions using advanced methodologies including segmental casing, oscillators, and polymer drilling fluids.

Advanced Technical Capabilities

Mahaffey exclusively operates Tier 4 Final drill rigs, demonstrating our commitment to both performance and environmental responsibility. Our rigorous equipment maintenance program includes regular fleet recycling, ensuring access to the most advanced technology while minimizing operational costs and environmental impact. This investment in quality equipment directly translates to enhanced safety, reliability, and productivity across all project sites.

Comprehensive Safety Framework

Safety excellence forms the cornerstone of our operational philosophy. Our comprehensive safety program exceeds OSHA standards, with all personnel completing OSHA 30 certification and specialized training in critical areas such as Fall Protection, Rigging, Silica Awareness, and Situational Awareness. Daily inspection protocols, proactive Job Hazard Analysis, and structured Toolbox Talks reinforce our safety culture. Our ISNetworld certification and multiple safety performance awards validate our commitment to creating secure work environments for all stakeholders.

Professional Expertise

Our team comprises industry specialists, many representing second-generation Mahaffey employees, who bring extensive technical knowledge and practical experience to every project. We offer a comprehensive service portfolio that includes commercial and residential foundation piles, drywell drilling, belled caissons, seismic retrofitting, hillside stabilization, environmental drilling, and specialized pile mitigation services.

Our Professional Commitment

We firmly believe that “Better tomorrows are built on strong foundations.” Whether your project requires foundation drilling for new construction or specialized services for existing structures, Mahaffey delivers precision, reliability, and technical excellence as your trusted foundation partner.

Why Choose Mahaffey Drilling?

Industry Experience

With over a century of experience, we possess the knowledge and expertise to tackle complex drilling projects.

Long-Term Partnerships

We believe in building lasting relationships with our clients, providing a trusted partner for all your drilling needs.

Commitment to Quality

We are dedicated to delivering high-quality services that exceed industry standards and client expectations.

Certified Disadvantaged & Small Business Enterprise

Rigorous Equipment & Tooling Maintenance

Certified Minority & Women-Owned Business Enterprise