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Business Details
24 Years
experience
Expert Structural Engineering Solutions in NYC & Hudson Valley
Connolly Engineering has been delivering structural engineering expertise in New York City and the Hudson Valley since 2002. Our firm specializes in superstructure design, deep foundation solutions, and existing building evaluations using advanced technologies and methodologies. With decades of combined experience, our team provides comprehensive services for residential, commercial, and industrial projects, ensuring structural integrity and compliance with building codes. We prioritize collaborative problem-solving and innovative design approaches tailored to each project's unique requirements.

Our commitment to quality extends to underpinning, property condition assessments, and reserve studies that maintain structural longevity. Through precise engineering calculations and adherence to safety standards, we support clients from initial concept through construction completion. Our reputation for technical excellence and client-focused service has been built through consistent delivery of reliable, code-compliant solutions. We maintain active involvement in all project phases to ensure optimal outcomes for stakeholders across the construction industry.
Services
Superstructure Design Deep Foundation Excavation Support Building Evaluation Underpinning Property Assessments Reserve Studies Structural Consultation Code Compliance Construction Documentation
Details
  • Year established: 2002
Highlights and features
  • We offer 20+ years of structural engineering experience in NYC's complex built environment
  • Our team utilizes cutting-edge structural engineering software for precise designs
  • We provide comprehensive services from small renovations to new construction projects
  • Our designs strictly adhere to NYC building codes and safety standards
  • We maintain collaborative relationships with all construction stakeholders
Services
Superstructure Design
Our superstructure design services create durable above-grade building components using advanced engineering software. We design steel, concrete, and timber structures that meet functional requirements while withstanding environmental factors. Our team ensures optimal load distribution through beams, columns, and roof systems for commercial and residential buildings.
Deep Foundation
We provide deep foundation solutions for unstable soil conditions, transferring building loads to stable subsurface layers. Our expertise includes pile foundations and support systems for projects facing property line constraints or requiring excavation support exceeding six feet in depth.
Building Evaluation
Our building evaluations identify structural deficiencies through non-destructive testing methods. We assess material strength, construction quality, and code compliance for existing structures, providing detailed reports on required repairs and maintenance priorities across the Tri-state area.
Underpinning
We specialize in underpinning solutions to strengthen existing foundations using controlled staging methods. Our engineers address foundation failures, building additions, and soil property changes through precise reinforcement techniques that maintain structural integrity during modifications.
Property Assessments
Our property condition assessments and reserve studies evaluate structural health for long-term planning. We combine document reviews with on-site inspections to identify repair needs and develop budget projections for property owners associations and commercial stakeholders.
People
Dan Connolly
Founder
Dan Connolly leads with 20+ years of structural engineering experience, combining technical expertise with innovative design approaches. His leadership ensures precise engineering solutions and client-focused service across diverse construction projects in NYC and the Hudson Valley.
Questions
What structural engineering services do you offer in NYC?
We provide superstructure design, deep foundations, building evaluations, underpinning, and property condition assessments for residential, commercial, and industrial projects across NYC and the Hudson Valley.
How do you handle NYC's unique structural challenges?
Our team applies specialized knowledge of NYC's building codes and dense urban environment to develop space-optimized solutions that maintain structural integrity while meeting regulatory requirements.
What makes your firm different from other engineering companies?
We combine technical expertise with collaborative project management, using advanced software and maintaining active involvement throughout all construction phases to ensure optimal outcomes.
Do you work on both new construction and renovation projects?
Yes, we handle projects ranging from small renovations to complete new building constructions, providing tailored engineering solutions for each project's specific requirements.