Business Details
29 Years
experience
Expert Excavation Services for Underground Utilities & Foundations
Mbi Excavation has been a trusted name in Southern California's excavation industry for nearly 25 years. Founded in 1997 as Maxwells Backhoe by Kathy and Randy Maxwell, our company evolved into Mbi Excavation, Inc. to meet growing demand for specialized excavation services. Our unwavering commitment to safety, quality workmanship, and client satisfaction has established us as a premier subcontractor for underground utilities and structural foundations. As a Certified Woman Owned Small Business enterprise with union signatory status, we combine owner-operator dedication with the capabilities of a full-service contractor. Our team's extensive field experience ensures efficient project execution across small- to large-scale developments while maintaining strict adherence to safety standards.We leverage state-of-the-art scheduling systems and maintain longstanding relationships with top-tier contractors to deliver turnkey solutions that meet deadlines, budgets, and safety requirements. Our comprehensive servicesfrom utility excavation to turnkey project managementeliminate coordination complexities for clients. With a proven track record in both union and prevailing wage projects, we offer competitive pricing without compromising quality. Our in-house safety expert and rigorous compliance programs maintain our industry-recognized safety record. Let our decades of expertise ensure your excavation needs are met with precision and reliability.
Services
Underground Utility Excavation
Structural Foundations
Site Work
Grading & Demo
Turnkey Solutions
Details
- Year established: 1997
Highlights and features
- 25+ years of specialized excavation experience in Southern California
- State-of-the-art project management systems ensure timely completion
- Established partnerships with top-rated construction professionals
- Proven safety record with dedicated in-house safety compliance
- Cost-effective solutions without compromising quality standards
Associations and certifications
- California Certified SBE
- Woman Owned Small Business
Services
Underground Utility Excavation
Our specialized excavation services handle all aspects of underground utility installation. We provide complete solutions including soft digging, shoring systems, concrete encasement, and final surface restoration. With advanced utility location technology and experienced operators, we ensure precise trenching for utilities while maintaining safety standards. Our comprehensive approach covers materials supply, labor coordination, and compliance with local regulations for both residential and commercial projects.
Structural Foundations
We deliver precision excavation for structural support systems including footings, retaining walls, and slab preparations. Our team handles complex foundation requirements with accurate grading and sub-base material placement. From spread footings to pile caps, we ensure proper soil compaction and drainage systems installation. Our expertise extends to both small-scale developments and large infrastructure projects requiring specialized foundation solutions.
Turnkey Solutions
Our comprehensive project management covers complete excavation needs from planning to completion. Services include site preparation, material handling, traffic control, and final restoration. We coordinate all phases including shoring systems, trench plates, and sub-slab installations. With in-house estimating and scheduling, we provide seamless execution of complex projects while maintaining strict safety protocols throughout the construction process.
Site Work
We offer complete site development services including demolition, grading, and material handling. Our capabilities cover hardscape removal, green waste disposal, and building pad preparation. We perform precise earthmoving operations with proper compaction standards and manage material import/export requirements. Our team handles both rough and fine grading to meet project specifications while maintaining environmental compliance.
Estimating Services
Our dedicated estimating department provides accurate cost projections for excavation projects. We analyze site conditions and develop comprehensive proposals covering all excavation phases. Our team collaborates with clients to identify potential challenges and develop efficient solutions. This service ensures transparent budgeting with detailed breakdowns of equipment, labor, and material requirements for both current and future projects.
People
Kathy Maxwell
Founder
Co-founder of Mbi Excavation with 25+ years in the excavation industry. Transitioned from owner-operator Maxwells Backhoe to lead a certified woman-owned business. Maintains focus on quality work and safety compliance.
Randy Maxwell
Founder
Co-founder with extensive field experience in excavation operations. Instrumental in expanding services from basic backhoe work to comprehensive excavation solutions. Ensures technical excellence across all projects.
Questions
What excavation services do you specialize in?
We specialize in underground utility excavation, structural foundations, site work, grading, demolition, and turnkey excavation solutions for both small and large-scale projects.
Are you certified for public works projects?
Yes, we hold California License #766743 and are a Certified Woman Owned Small Business with SBE certification for state projects.
Do you handle union labor requirements?
Yes, we are signatory to both operating engineers and laborers’ unions, and handle both union and prevailing wage projects.
What safety measures do you implement?
We maintain an excellent safety record with an in-house safety expert, regular OSHA compliance training, and daily site inspections to ensure regulatory compliance.
How do you ensure project timelines are met?
We use advanced scheduling systems and coordinate all phases internally to maintain project timelines from initial excavation through final restoration.
