Business Details
29 Years
experience
Manhattan's Premier Open Shop Construction Services
Flintlock Construction Services has been pioneering open shop construction in Manhattan since 1997, delivering projects 20-30% below closed shop costs while maintaining uncompromising quality and safety standards. Our fourth-generation family expertise in New York real estate development informs every project, combining innovative construction methods with deep market knowledge. With over 40 major buildings completed, including luxury condominiums, hotels, and cultural institutions, we provide comprehensive services from pre-construction consulting to turnkey project management.Our in-house risk management systems, proprietary construction equipment, and direct oversight by founding partners ensure client satisfaction on every project. We maintain leadership in Manhattan's complex regulatory environment through established relationships with city agencies and financial institutions, offering lump sum pricing certainty and 100% payment bonds backed by the Chubb Group.
Services
General Contracting
Construction Management
Project Management
Design/Build
Construction Consulting
Details
- Year established: 1997
Highlights and features
- We deliver Manhattan construction projects 20-30% below closed shop costs
- Fourth-generation New York real estate development expertise informs every project
- Our founders personally oversee weekly project reviews with developers
- We offer 100% payment and performance bonds backed by Chubb Group
- First open shop contractor to implement Subcontractor Default Insurance in NYC
Services
General Contracting
Our general contracting services combine open shop efficiency with Manhattan-specific expertise to deliver high-quality buildings at 20-30% below closed shop costs. We maintain complete control through company-owned equipment, in-house project managers, and direct founder oversight. Our track record includes luxury condominiums, hotels, and commercial properties across New York City's most challenging locations.
Construction Management
We provide comprehensive construction management services that optimize project timelines and budgets while maintaining quality standards. Our hands-on approach includes weekly developer meetings, risk assessment protocols, and Manhattan-specific logistics expertise. With 15+ years of experience, we add 2-2.5 stories weekly while navigating NYC's complex regulatory environment.
Project Management
Our project management services integrate design, financing, and construction phases to ensure complete project success. We offer lump sum pricing certainty, pre-construction consulting, and post-occupancy support. Our fourth-generation real estate expertise helps developers optimize designs for both construction efficiency and long-term property viability in Manhattan's market.
Design/Build
Our design/build services bridge architectural vision with practical construction requirements. We collaborate with architects to optimize designs for Manhattan's unique challenges while maintaining aesthetic integrity. This approach ensures cost-effective construction processes and enhanced long-term functionality for residential, hotel, and commercial properties in New York City.
Construction Consulting
We offer specialized construction consulting services covering regulatory compliance, cost optimization, and project feasibility. Our Manhattan-specific knowledge helps developers navigate permitting processes and construction challenges. Services include pre-construction planning, value engineering, and final punch list advisement for projects at any development stage.
People
Andrew Weiss
Co-Founder
Fourth-generation New York real estate developer with 25+ years of Manhattan construction experience, pioneering open shop methods that revolutionized NYC building practices while maintaining quality standards.
Stephen Chip Weiss Jr.
Co-Founder
Manhattan construction innovator with extensive affordable housing background, developing open shop techniques in the 1990s that established Flintlock's industry leadership in cost-effective, high-quality building methods.
Caleb Weiss
Project Manager
Third-generation construction professional managing daily operations, combining family expertise with modern project management techniques to maintain Flintlock's standards in Manhattan's evolving construction landscape.
Questions
What makes Flintlock different from other NYC contractors?
We combine fourth-generation Manhattan construction expertise with innovative open shop methods that deliver 20-30% cost savings while maintaining quality standards through direct founder oversight.
Can you handle complex Manhattan construction projects?
With 40+ completed projects including high-rises at Times Square and Gramercy Park, we specialize in Manhattan's most challenging locations with proven expertise in regulatory compliance and logistics.
Do you offer fixed-price construction contracts?
Yes, we provide lump sum pricing for most projects, offering cost certainty before construction begins - unlike competitors who use guaranteed maximum price arrangements with variable costs.
How do you ensure project quality and safety?
Our proprietary risk management systems, company-owned equipment, and weekly founder-led reviews maintain strict quality control and safety standards exceeding industry requirements.
What project types do you specialize in?
We focus on Manhattan high-rises including luxury condominiums, hotels, and commercial properties, with particular expertise in complex urban sites and historic district developments.
