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Your Trusted Construction Partner in Gibbsboro, NJ
SK Mertz Construction is a construction management and general contracting firm located in Gibbsboro, NJ. Our principals have extensive experience in commercial, retail, medical, and industrial construction ranging from interior fit-outs to larger developments. We build great projects with a focus on construction management, general contracting, and carpentry sub-contracting. Our team of courteous professionals is dedicated to serving clients in the Delaware Valley region. We provide high-quality construction services at fair prices while maintaining timely project completion. Our principals and operations division have over 25 years of combined experience in the industry.

We specialize in ground-up new construction, interior fit-outs, renovations, and alterations throughout the Tri-State region. Our mission is to deliver exceptional construction solutions tailored to each client's unique needs. We work closely with owners and contractors to ensure project success from design through completion. With a track record of satisfied clients among leading Delaware Valley businesses, we combine expertise with personalized service to create beauty through construction.
Services
Construction Management General Construction Renovations & Additions Design Build Carpentry Sub-contracting
Highlights and features
  • We have over 25 years of combined experience in commercial construction
  • Our team includes Master Carpenter-certified professionals
  • We specialize in complex interior fit-outs and ground-up developments
  • Our principals hold engineering degrees and industry certifications
  • We maintain long-term relationships with leading Delaware Valley businesses
Services
Construction Management
Our construction management services provide comprehensive project oversight from initial planning through final completion. We coordinate all aspects of construction including scheduling, budgeting, and quality control. Our experienced team ensures compliance with industry standards while maintaining strict timelines and cost efficiency for commercial and industrial projects.
General Construction
We offer full-service general contracting for new construction projects across commercial, retail, and medical sectors. Our services include site preparation, structural development, and systems installation. With decades of experience in the Tri-State region, we deliver durable, code-compliant buildings that meet exact client specifications and industry regulations.
Renovations & Additions
Specializing in interior fit-outs and facility expansions, we transform existing spaces to meet evolving business needs. Our renovation services include layout optimization, systems upgrades, and aesthetic improvements. We handle projects of all sizes while minimizing disruption to ongoing operations and maintaining strict adherence to building codes.
Design Build
Our design-build approach streamlines construction through single-source responsibility for design and execution. We coordinate architects, engineers, and tradespeople to deliver cohesive solutions. This method reduces project timelines while ensuring cost-effective implementation of client visions for commercial and industrial facilities.
Carpentry Sub-contracting
We provide specialized carpentry services including custom millwork, cabinetry, and structural wood components. Our Master Carpenter-certified team ensures precision craftsmanship for both functional and decorative elements. This service supports larger construction projects with high-quality woodwork installations that meet exacting standards.
People
Robert Bennett
Co-Owner
Co-owner of Under Construction Builders with 25+ years in residential and commercial construction. Master Carpenter overseeing field operations and project execution for SK Mertz Construction's developments.
Robert Walker
Co-Owner
Co-founder with 25+ years industry experience. Former project manager for commercial developments. Oversees field operations alongside Robert Bennett, bringing expertise from New Zealand construction projects to South Jersey.
Lou Mueller
Executive Leader
35-year construction veteran with engineering degree. Former Director of Construction for American Continental Properties. Manages organizational operations with expertise in commercial, industrial, and retail construction projects across multiple regions.
Questions
What construction services do you specialize in?
We specialize in construction management, general contracting, renovations, design-build projects, and carpentry sub-contracting for commercial, retail, medical, and industrial clients.
Which areas do you serve?
We primarily serve the Delaware Valley and Tri-State region, handling projects in New Jersey, Pennsylvania, and surrounding areas.
How experienced is your team?
Our principals have over 25 years of combined experience with additional expertise from American Continental Properties and Under Construction Builders projects.
What project types do you handle?
We manage ground-up developments, interior fit-outs, renovations, and commercial expansions for healthcare, retail, industrial, and corporate clients.