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Your Trusted Construction Partner in Milpitas, CA
Devcon Construction has built a reputation as a trusted leader in the construction industry, combining 45 years of expertise with a commitment to innovation and client satisfaction. As a veteran-owned company, we prioritize relationship-driven service, ensuring every project meets budgetary and scheduling goals while maintaining exceptional quality. Our team of dedicated professionals invests in ongoing training and state-of-the-art technology to deliver sustainable, code-compliant solutions across diverse markets, including corporate campuses, educational institutions, and civic centers. With a focus on self-performing key construction phases and leveraging Building Information Modeling (BIM), we minimize delays and cost overruns while maximizing long-term building performance. Our financial stability, evidenced by annual revenues exceeding $1.8 billion and strong bonding capacity, ensures clients receive reliable, transparent service.

Recognized for completing over 300 LEED-certified projects, we integrate sustainability into every phase of design and construction. Headquartered in Milpitas, California, we serve clients across California and Nevada, maintaining regional expertise while adapting to evolving industry standards. Our employee-centric culture fosters pride and accountability, with competitive benefits and professional development opportunities. By collaborating closely with architects, engineers, and trade partners, we transform complex challenges into successful outcomes. This dedication to excellence has solidified our position as Silicon Valleys top general contractor for over two decades.
Services
Design-Build Preconstruction Construction Management Sustainability Services BIM Coordination Tenant Improvement Infrastructure Projects Project Closeout Estimating Self-Performed Work
Highlights and features
  • We have 45 years of experience in commercial and institutional construction.
  • Our veteran-owned team prioritizes relationship-driven project management.
  • We self-perform demolition, framing, and concrete work for greater control.
  • Weve completed 300+ LEED-certified projects with 50+ LEED-accredited professionals.
  • Our $4 billion bonding capacity ensures financial security for large-scale projects.
Associations and certifications
  • LEED
Services
Design-Build
Devcons Design-Build service unifies architecture and construction under a single contract, streamlining workflows from concept to completion. This approach reduces timelines, enhances collaboration, and ensures alignment with client budgets and design intent. Our in-house team and established partnerships deliver cohesive, innovative solutions tailored to each projects unique needs.
Preconstruction
Our Preconstruction phase focuses on strategic budgeting, material selection, and scheduling to align with client goals. By developing detailed budgets at key design stages, we minimize surprises and optimize resource allocation. Early collaboration with stakeholders ensures feasibility and long-term value for complex projects.
Sustainability Services
Devcons dedicated sustainability team integrates eco-friendly materials and practices into every project. With over 300 LEED-certified projects and expertise in the Living Building Challenge, we help clients achieve environmental goals without compromising budget or functionality. Our solutions prioritize energy efficiency and long-term operational savings.
BIM Coordination
Using Building Information Modeling (BIM), we create 3D digital representations to coordinate multidisciplinary systems and prevent conflicts. This technology enhances precision in scheduling (4D BIM) and budgeting (5D BIM), while 6D BIM provides owners with tools for ongoing facility optimization and cost management.
Self-Performed Work
Devcon self-performs critical tasks like demolition, framing, and concrete work, ensuring quality control and accountability. This approach reduces reliance on subcontractors for key phases, accelerating timelines and maintaining consistency. Our skilled teams combine decades of experience with advanced training in safety and technology.
People
Gary Filizetti
President
Gary Filizetti leads Devcon Construction with a focus on client trust and operational excellence. Under his leadership, the company has maintained its #1 ranking in Silicon Valley for over two decades. He champions innovative construction methods and sustainable practices.
Bret Sisney
Chief Financial Officer
Bret Sisney oversees Devcons financial strategy, ensuring transparency and stability. With annual revenues exceeding $1.9 billion, he manages relationships with banking and bonding partners to support large-scale projects. His expertise maintains the companys strong fiscal position.
Questions
What services does Devcon Construction offer?
Devcon provides design-build, preconstruction, general contracting, sustainability consulting, BIM coordination, and self-performed construction services for commercial, educational, and civic projects.
In which regions does Devcon operate?
Devcon serves California and Nevada, with offices in Milpitas, South San Francisco, Reno, and other regional hubs to support local communities.
Is Devcon experienced in sustainable construction?
Yes. Devcon has completed 300+ LEED-certified projects and employs 50+ LEED-accredited professionals, integrating eco-friendly practices into every project phase.
What financial assurances does Devcon provide?
Devcon offers $4 billion in bonding capacity and maintains strong banking relationships. Audited financial statements are available upon request with our CFO.
Does Devcon handle small residential projects?
No. Devcon focuses on commercial, institutional, and industrial projects. We specialize in large-scale, complex developments.
Reviews (2)
Blake K.
Jul 21, 2017 Report
This is a great place. They are always on time and willing to satisfy business needs. I know someone who has worked here for 20 years and it doesn't seem like they'd want to be anywhere else. They are a well represented brand in the Bay Area and now I know the reason why!
Meredith R.
Aug 21, 2016 Report
Devcon did not meet budget or quality of work standards. Lots of reasons why every mistake is your mistake not theirs.