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Business Details
50+ Years
experience
Your Trusted Partner for Construction Solutions in East Orange, NJ
Founded in 1920, the John Ohara has built a legacy of excellence spanning three generations. As a full-service general contracting and construction management firm, we specialize in historic restoration, institutional building construction, and commercial renovations. Our unique approach retains in-house crews for carpentry, drywall, and masonry trades, ensuring precise control over quality, timelines, and budget efficiency. This hands-on methodology, combined with 75% of our superintendents having over 20 years of tenure, guarantees exceptional craftsmanship and accountability. We prioritize long-term client relationships through transparent pricing, technical expertise, and collaborative project execution.

Our principals actively oversee operations, maintaining direct responsibility for every project's success. With decades of experience serving educational, historical, and mission-critical sectors, we deliver tailored solutions that align with each client's specific needs. Our commitment to quality has earned us repeat business from prestigious clients like Macy's, Montclair State University, and the American Museum of Natural History. By eliminating subcontractor inefficiencies, we consistently exceed industry standards for precision and reliability. This philosophy of building relationships rather than just structures has cemented our reputation as a trusted partner in the construction industry.
Services
Construction Management General Construction Historic Restoration Institutional Building Construction Retail Renovation
Details
  • Year established: 1920
Highlights and features
  • We maintain in-house crews for carpentry, drywall, and masonry trades
  • 75% of superintendents have over 20 years of tenure with the company
  • Specialize in historic restoration requiring strict construction procedures
  • Provide single-point accountability for all projects from start to finish
  • Have delivered over 50% of our work to repeat clients for decades
Services
Construction Management
Our construction management services provide comprehensive oversight from project inception to completion. We coordinate all aspects of construction while maintaining direct control through our in-house teams. This approach ensures strict adherence to timelines, budgets, and quality standards across educational, historical, and commercial projects.
General Construction
We offer full-spectrum general construction services for new buildings and major renovations. Our in-house expertise covers concrete, carpentry, masonry, and drywall trades. This vertical integration allows us to deliver institutional buildings, retail spaces, and office complexes with exceptional precision and cost efficiency.
Historic Restoration
Specializing in historic restoration, we preserve architectural integrity while meeting modern standards. Our craftsmen employ traditional techniques for period-accurate repairs. This expertise has been trusted by institutions like the American Museum of Natural History and The Newark Museum for complex preservation projects.
Institutional Building Construction
We construct mission-critical institutional buildings with strict quality requirements. Our experience includes educational facilities, healthcare centers, and government buildings. The combination of in-house tradespeople and experienced superintendents ensures these complex projects meet exacting specifications and regulatory standards.
Retail Renovation
Our retail renovation services transform commercial spaces while minimizing business disruption. We handle all aspects from structural modifications to finish work. Our direct management approach guarantees timely completion of retail upgrades and store remodels across various commercial sectors.
Questions
What construction services does John O'Hara Company offer?
We provide full-service general contracting and construction management for historic restorations, institutional buildings, retail establishments, and office buildings.
Why choose John O'Hara for construction projects?
Our in-house crews, experienced superintendents, and direct accountability model ensure superior quality control and cost efficiency.
Do you specialize in historic building restoration?
Yes, we have specialized expertise in historic restoration with strict adherence to traditional construction methods.
What areas do you serve?
We primarily serve Central New Jersey and New York City metropolitan areas.
How long has John O'Hara Company been in business?
We've been delivering quality construction services since 1920, spanning three generations of family leadership.
What makes your construction approach unique?
We maintain direct control over all aspects of construction through our own skilled tradespeople rather than relying on subcontractors.