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Business Details
35 Years
experience
Award-Winning Custom Home Builders in New Jersey
Tri-County Development Group is an award-winning construction and remodeling company serving South Jersey, Central Jersey, and the Jersey Shore. With over 30 years of experience, we specialize in custom home construction, kitchen and bathroom remodeling, home additions, and historic renovations. Our team prioritizes transparent pricing, attention to detail, and open communication, ensuring clients know every cost upfront. We collaborate with architects, designers, and subcontractors to deliver high-quality, client-focused projects on time and within budget. Recognized by Houzz, Design NJ Magazine, and South Jersey Magazine, our commitment to excellence has earned us 44 five-star reviews.

We begin every project by understanding client needs, transforming visions into functional, beautiful spaces while maintaining the integrity of their homes. Our methodology includes detailed cost breakdowns, change order transparency, and daily progress updates. We serve residential clients seeking to enhance their living spaces through renovations or new builds. Our reputation as a trusted partner is built on decades of reliable service, craftsmanship, and community engagement.
Services
Custom Home Construction Kitchen Remodeling Bathroom Remodeling Finished Basements Outdoor Living Age-In-Place Interior Ideas Historic Renovations
Details
  • Year established: 1991
Highlights and features
  • We offer over 30 years of experience in residential construction and remodeling.
  • Our transparent pricing includes detailed cost breakdowns with no hidden fees.
  • We prioritize client communication with daily progress updates and change order transparency.
  • Our team collaborates with top architects and designers for optimal project outcomes.
  • We maintain a 98% client satisfaction rate with 44 five-star reviews.
What people say
Top-notch craftsmanship Excellent communication On time and budget Highly recommend Transformed living spaces
Services
Custom Home Construction
We design and build luxury custom homes, modular homes, and historic restorations tailored to client preferences. Our process begins with listening sessions to understand lifestyle needs, followed by detailed planning and execution. Clients receive transparent cost breakdowns, including materials, labor, and management fees, with adjustments handled through formal change orders. Projects incorporate client-selected finishes, fixtures, and layouts while maintaining structural integrity and local code compliance. Our team coordinates with architects and township officials throughout the permitting and construction phases.
Kitchen Remodeling
Specializing in full or partial kitchen renovations, we enhance functionality and aesthetics through updated cabinetry, countertops, plumbing, and lighting. Our process starts with design consultations to optimize space usage and style preferences. We provide detailed cost estimates covering materials, labor, and subcontractor services. Projects include flooring replacement, appliance installation, and layout modifications while ensuring structural soundness. Clients receive regular progress updates and cost transparency for any design changes. Completed kitchens balance modern efficiency with enduring quality.
Bathroom Remodeling
We transform bathrooms into functional, ADA-compliant, or luxury spaces within budgets ranging from $5,000 to $100,000. Services include tub-to-shower conversions, fixture upgrades, and complete layout redesigns. Our team handles plumbing modifications, tile installation, and accessibility enhancements while maintaining code compliance. Clients receive detailed project timelines and cost breakdowns, with adjustments managed through formal change orders. Projects prioritize water-resistant materials, efficient drainage, and personalized design elements to meet client preferences.
Home Additions
We construct additions including mother-in-law suites, enclosed porches, and expanded living areas to accommodate changing family needs. The process begins with structural assessments to ensure compatibility with existing homes. Services include foundation work, framing, roofing, and interior finishing that matches original home aesthetics. Clients receive transparent cost estimates covering materials, permits, and labor. Projects incorporate energy-efficient insulation, updated electrical systems, and seamless integration with existing HVAC. Completed additions enhance home functionality and resale value.
Historic Renovations
Specializing in preserving architectural integrity during historic home renovations, we restore period-accurate details while modernizing systems. Services include structural reinforcement, knob-and-tube wiring replacement, and original feature preservation. Our team collaborates with local historical societies to maintain compliance with preservation guidelines. Projects incorporate modern insulation, updated plumbing, and code-compliant electrical systems without compromising historical character. Clients receive detailed documentation of restoration processes and material sourcing.
People
Kenneth R. Konopka Jr.
Principal
With over 30 years in residential construction, Ken specializes in project oversight and client relations. He ensures all projects meet quality standards while maintaining budget adherence. His leadership focuses on transparent communication and team coordination.
Joseph R. Quinn
Principal
Joe manages day-to-day operations and subcontractor coordination. His expertise in construction timelines ensures projects are completed efficiently. He works closely with clients to address concerns throughout the building process.
James B. Tarzy
Principal
Jim oversees design integration and material selection. He ensures all projects balance aesthetic appeal with functional requirements. His background in architectural collaboration enhances the final product's quality.
Ted
Project Manager
Ted coordinates client communications and on-site execution. He ensures daily progress aligns with project timelines while addressing client inquiries promptly. His management style emphasizes transparency and accountability.
Ken Konopka
Project Coordinator
Ken handles estimate preparation and initial client consultations. He provides detailed cost breakdowns and works with clients to refine project scopes before construction begins.
Questions
What areas do you serve?
We serve South Jersey, Central Jersey, and the Jersey Shore regions.
Do you handle both large and small projects?
Yes, we complete projects ranging from minor renovations to full-scale custom home builds.
How do you ensure project transparency?
We provide detailed cost breakdowns, formal change orders, and daily progress updates.
Are you licensed and insured?
Yes, we maintain all required licenses and insurance for New Jersey construction projects.
Can you assist with historic home renovations?
Yes, we specialize in preserving architectural integrity during historic home restorations.
What is your project timeline process?
Timelines are provided upfront with regular updates, typically ranging from 3-6 months for major renovations.
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