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Business Details
42 Years
experience
Your Trusted Excavation Partner in Hollis, NH
Established in 1984, Jennings Excavation has built a reputation for excellence in excavation services across New England. As a family-owned business, we combine over 30 years of direct operational experience with a management team offering 100+ combined years in the industry. Our comprehensive services include site development, demolition, tree removal, road construction, utility work, septic systems, drainage, asphalt paving, and snow removal.

We serve residential and commercial clients using industrial-grade equipment tailored to projects of all sizes. Direct owner engagement ensures personalized service, while our full insurance and bonding status provide clients with risk mitigation. Our capabilities span New Hampshire, Massachusetts, Vermont, and Maine, supporting both small-scale residential needs and large commercial developments.
Services
Tree Removal Septic Systems Asphalt Paving Demolition Drainage Snow Removal Utility Work Road Construction Landscaping Excavation
Details
  • Year established: 1984
Highlights and features
  • Family-owned business with 30+ years of excavation experience
  • Management team offers 100+ combined years in the industry
  • Direct owner engagement for personalized project oversight
  • Fully insured and bondable for commercial projects
  • Serves NH, MA, VT, and ME with industrial-grade equipment
Services
Excavation
We provide comprehensive excavation services for residential and commercial projects. Our capabilities include land clearing, grading, and foundation preparation. With industrial-grade equipment and experienced operators, we ensure precise execution for projects ranging from small home additions to large-scale developments.
Septic Systems
Our team installs and maintains septic systems for residential and commercial properties. We handle complete system design, tank installation, and leach field construction. All work meets local regulations while ensuring long-term functionality and environmental compliance for properties without municipal sewer access.
Asphalt Paving
We deliver asphalt paving solutions for roads, driveways, and commercial parking lots. Our process includes base preparation, precise paving, and finishing touches. We use high-quality materials and modern equipment to create durable surfaces that withstand New England's climate conditions.
Demolition
Our demolition services handle structure removal and site preparation. We manage debris removal and recycling while maintaining safety standards. From small buildings to large commercial structures, we provide controlled demolition that prepares sites for new development projects.
Drainage
We install comprehensive drainage solutions including French drains, catch basins, and grading systems. Our expertise prevents water damage to properties through effective stormwater management. We address both residential yard issues and large-scale commercial drainage requirements across New England.
Questions
What areas do you serve?
We serve New Hampshire, Massachusetts, Vermont, and Maine for residential and commercial excavation projects.
Do you handle both residential and commercial projects?
Yes, we provide excavation services for both residential properties and commercial developments.
Are you fully insured?
Yes, we are fully insured and bondable for commercial projects in New England.
Can I rent excavation equipment?
We offer heavy excavation equipment rental with experienced operators for qualified clients.
How long have you been in business?
We've been serving New England since our founding in 1984 with 100+ combined years of management experience.
What specializations do you have?
We specialize in site development, septic systems, asphalt paving, demolition, and underground utility work.