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Business Details
29 Years
experience
Trusted Construction Management & General Contracting Services
Founded in 1997, J & J Contractors has established itself as a trusted leader in construction management, general contracting, and design-build services. Our hands-on approach to project management, combined with decades of industry experience, enables us to deliver high-quality projects on time and within budget. We prioritize client satisfaction through transparent communication, innovative problem-solving, and a commitment to safety and sustainability. Our team of skilled professionals brings expertise in site work, concrete construction, and advanced technologies like BIM and LEED-certified building. With a proven track record in commercial, federal, and renewable energy projects, we foster long-term relationships by consistently exceeding expectations.

Our leadership team, including CEO Kamlesh Patel and President Jonathan Braley, ensures every project benefits from strategic oversight and technical excellence. By maintaining in-house capabilities for critical processes, we reduce reliance on subcontractors and maintain control over quality and timelines. Our dedication to integrity, craftsmanship, and community impact has made us a preferred partner for complex construction challenges across Massachusetts and beyond.
Services
General Contracting Civil Construction Construction Management Carpentry/Concrete Solar Construction Design/Build Sustainable Construction
Details
  • Year established: 1997
Highlights and features
  • We have over 25 years of experience in construction management and general contracting.
  • Our team performs critical processes in-house, including site work and concrete construction.
  • Client satisfaction is our priority, with a focus on transparent communication and timely delivery.
  • We utilize advanced technologies like BIM and LEED-certified building practices.
  • Our leadership team brings decades of expertise in project procurement and execution.
What people say
Contagious positive attitude Excellent job Top-notch projects Seamless experience Outstanding communication
Services
General Contracting
J & J Contractors delivers comprehensive general contracting services, transforming visions into reality through precision and efficiency. Our expert team manages every phase from concept to completion, ensuring quality craftsmanship and adherence to timelines. Clients benefit from our in-house expertise in site work, concrete construction, and advanced project management technologies, guaranteeing reliable execution for renovations, new builds, and complex infrastructure projects.
Sustainable Construction
We specialize in sustainable construction practices, including over 1 million square feet of LEED-certified projects. Our approach integrates eco-friendly materials, energy-efficient systems, and rigorous documentation processes from design through completion. By prioritizing environmental responsibility without compromising quality, we help clients achieve long-term cost savings and regulatory compliance while reducing their carbon footprint through innovative green building solutions.
Solar Construction
J & J Contractors leads in solar panel construction, combining cutting-edge technology with precision engineering. Our experienced team designs and builds efficient solar energy systems tailored to commercial and industrial needs. We ensure seamless integration with existing infrastructure while maintaining strict quality standards, delivering sustainable power solutions that reduce energy costs and support environmental goals through proven expertise in renewable energy projects.
Civil Construction
Our civil construction services focus on shaping communities through roads, bridges, and public infrastructure projects. With a legacy of quality and innovation, we deliver durable, code-compliant solutions using advanced engineering techniques. Clients trust our proven track record in managing complex civil works, ensuring safety, functionality, and long-term value for municipal and private sector developments.
Design/Build
We offer single-source Design/Build services, streamlining construction through collaborative partnerships with independent design consultants. This approach ensures cost-effective, timely delivery while maintaining design integrity. By coordinating all phases under one contract, we reduce risks for clients and enhance efficiency, delivering tailored solutions that align with project goals and budget constraints.
People
Kamlesh Patel
Founder and CEO
With over 36 years in construction, Kamlesh Patel leads J & J Contractors as CEO, overseeing strategic direction and client relations. His expertise in project procurement and planning ensures accurate bidding and competitive project execution, driving the company's growth and industry reputation through hands-on leadership.
Jonathan Braley
President
President Jonathan Braley brings extensive construction management experience, guiding projects from start to finish. His leadership ensures professional client interactions and successful project outcomes, leveraging his technical background from Wentworth Institute of Technology to drive J&J's continued expansion and operational excellence.
Lawrence Bronner
Vice President
Vice President Lawrence Bronner oversees field operations with 28 years of construction industry experience. He ensures quality control, safety compliance, and subcontractor coordination while maintaining client relationships. His focus on training and project execution supports J&J's commitment to delivering high-standard, on-schedule projects.
Questions
What construction services does J&J Contractors offer?
We provide general contracting, construction management, design-build, civil infrastructure, solar energy systems, and sustainable building services with in-house expertise in site work and concrete construction.
How long has J&J Contractors been in business?
Founded in 1997, we have over 25 years of experience delivering construction projects across commercial, federal, educational, and renewable energy sectors.
What sets J&J Contractors apart from competitors?
Our in-house capabilities for critical processes, advanced technology integration, and leadership team with decades of experience ensure superior quality control, timely delivery, and client-focused solutions.
Do you handle LEED-certified projects?
Yes, we've completed over 1 million square feet of LEED-certified buildings, incorporating sustainable practices from design through documentation to meet environmental standards.
What areas do you serve?
While based in North Billerica, MA, we serve clients across Massachusetts with expertise in commercial, federal, and infrastructure projects requiring specialized construction solutions.