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50+ Years
experience
Trusted Marine Construction Services in Maryland & Virginia
Founded in 1972, Colliflower and Peterson has built a 50-year reputation as a trusted leader in marine construction. As a licensed Marine Construction Contractor, we specialize in designing and delivering high-quality residential and commercial marine structures tailored to client needs. Our team combines decades of experience with a commitment to using premium materials, ensuring durable and safe solutions for shorelines. Since joining RASco, Inc. in 2019, weve expanded our capabilities by integrating professional engineering and environmental services with direct construction expertise.

Managed by seasoned professionals like Sr. Project Engineer Steve Peterson and Project Manager Danny Bell, we serve Southern Maryland and Virginias Northern Neck area. Our focus remains on client satisfaction, offering personalized consultations, transparent project timelines, and comprehensive support for permits and insurance. With a legacy of excellence, we continue to prioritize quality, innovation, and reliability in every project.
Services
Marine Restoration Construction Services Seawall Installation Revetment Construction Pier Building Living Shorelines Erosion Control
Details
  • Year established: 1972
Highlights and features
  • 50 years of experience in marine construction since 1972.
  • Licensed professionals with expertise in shoreline-specific projects.
  • Direct construction capabilities integrated with engineering services.
  • Comprehensive support for permits and project timelines.
  • Commitment to premium materials and client safety.
Services
Marine Restoration
Our marine restoration services focus on repairing and enhancing degraded shorelines using sustainable methods. We specialize in long-term erosion control, combining vinyl seawalls and stone revetments tailored to property needs. Our engineers assess environmental factors to recommend solutions that balance durability with ecological impact, ensuring compliance with state and federal regulations while maintaining structural integrity.
Seawall Installation
We design and install high-grade seawalls to protect properties from tidal erosion and storm damage. Using premium materials, our seawalls are engineered for longevity and aesthetic integration with waterfront landscapes. Our process includes site analysis, permit acquisition, and installation by skilled professionals, ensuring robust protection against coastal wear while preserving property value.
Pier Building
Our pier construction services deliver custom docks built with top-quality materials for residential and commercial use. We incorporate features like stairs, fish sinks, and boathouses to meet specific client needs. Projects follow strict safety standards, with attention to load capacity and environmental regulations, ensuring functional and durable waterfront access.
Living Shorelines
Living shorelines combine natural elements like plants and oyster reefs with structural components to stabilize coastlines. This method reduces erosion while fostering marine habitats. Our team designs systems that adapt to local conditions, offering sustainable alternatives to traditional hard structures without compromising shoreline resilience.
Revetment Construction
Revetments provide effective erosion control using layered stone or concrete mats. We customize designs to match wave energy and soil conditions, ensuring stability for embankments and seawalls. Our installations prioritize longevity and minimal environmental disruption, blending functionality with natural aesthetics for waterfront properties.
People
Steve Peterson
Sr. Project Engineer
With decades of experience in marine construction, Steve Peterson oversees project engineering, ensuring technical precision and adherence to quality standards.
Danny Bell
Project Manager
Danny Bell manages day-to-day operations, leveraging his expertise in marine construction to coordinate teams and ensure timely project delivery.
Questions
What marine construction services do you offer?
We specialize in seawalls, revetments, piers, living shorelines, and erosion control solutions for residential and commercial properties.
Are you licensed and insured for marine projects?
Yes, we are a licensed Marine Construction Contractor with full insurance coverage for all our projects.
Do you handle permits for construction projects?
Yes, we assist clients in obtaining all necessary state, federal, and county permits for marine construction.
What areas do you serve?
We primarily serve Southern Maryland and Virginia’s Northern Neck region.
How do you ensure project quality?
We use premium materials, employ experienced professionals, and follow rigorous engineering standards to guarantee durable, safe structures.