Professional Engineers.
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Our engineering and architectural specialties include Architecture, Civil, Structural, MEP/FP, Parking, Restoration, Exterior Envelope, Energy, and Studies.
Our LEED-certified architects guide clients through the entire design process from schematic design to design development and construction documents.
O&S specializes in reports and studies required by counties, cities, and states.
Our industry-leading professional engineers plan and design dependable structures that exceed all of today’s standards.
Our licensed engineers are certified energy managers and commissioning agents who will assess immediate repair needs, provide disaster response, and conduct investment-grade energy audits.
We are a recognized national specialist in parking structure assessment, restoration, repair, and design.
O&S expertly diagnoses building conditions to develop cost-effective repair options to extend useful life.
Our team of engineers and architects solve and prevent performance issues related to building exterior envelope systems.
We can help you save money and reduce your building’s environmental footprint by identifying inefficiencies.
We help our clients plan for future expenditures by producing reliable studies and reports.
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O&S provides professional services for all types of projects including building restoration and renewals, parking consulting and design, property condition assessments and reserve studies, and building envelope design and consulting. O&S has designed and managed more than $120 million per year in construction value. |
NewsRope Access Facade Inspection for Uniquely Located High RiseO&S performed a facade inspection via Rope Access for a residential high rise facing the Atlantic Ocean. O&S Provides A/E Services for One of Philadelphia’s Most Iconic Landmark BuildingsO&S was selected as the A/E firm to repair, preserve and maintain the Historic Reading Terminal Head House in Philadelphia. Retaining Wall Inspections Required by NYC DOB MandateProperty owners can have their retaining walls inspected by a QRWI certified and registered Professional Engineer on staff at O&S O&S Associates Celebrates its 25th Year AnniversaryO&S is celebrating 25 years of success! O&S New SPRAT (Society of Rope Access Technicians) CertificationsO&S’s growing Rope Access Team allows us to provide our clients with detailed and cost-effective building envelope assessment options to meet their budgets and needs Electric Vehicle Charging and Your CommunityAdopting electric charging stations for multi-family housing requires a basic understanding of electric vehicle (EV) charging technology and their limitations FISP Cycle 9B Begins Feb 21, 2021 & DOB Will Issue Violations & Civil Penalties for Failure to Correct SWARMP Conditions from Previous FilingsNY FISP Cycle 9B Begins & DOB to Issue Violations for Uncorrected SWARMP Conditions Is your Building Ventilation System Ready for Successful Re-Opening?Ventilation and good airflow are crucial to reduce the risk of exposure to COVID-19 and other airborne pathogens. Webinar: A Road Map to Avert Costly Surprises? Capital Reserve StudyPrudent long term planning for capital projects can save buildings time and money O&S Webinar: Clearing the Air – Keeping Your Indoor Environment Clean, Safe, and Contaminant-FreeWatch our recent webinar: Clearing the Air - Keeping Your Indoor Environment Clean, Safe, and Contaminant-Free William T. Payne, PE of O&S Discusses Changes to FISP on NYC Real Estate PodcastHost Mark Levine of NYC Property Management Firm EBMG sits down with William T. Payne, PE of engineering firm O & S Associates on the ever-expanding FISP (formerly Local Law 10 and Local How the New Changes to FISP (Local Law 11) Cycle 9 Will Impact Building OwnersHow will the new changes to FISP (Local Law 11) Cycle 9 impact building owners? O&S Discusses Building Ventilation: Article Featured on AHN February 2020 EditionDoors difficult to open. Strange smells in corridors and lobbies. Inconsistent temperature regulation. These are all very common issues in high-rise buildings which are usually due to poor Repairing and Preventing Ice Dams: Interview with William Payne, PE of O&S Engineers & ArchitectsAHN Repairing and Preventing Ice Dams Article AssociationHelpNow Issue 5 – DECEMBER 21, 2018 As the seasons change, there is more to think about than how early is too early to hang ... New York State Parking Garage Assessment MandateEffective August 29, 2018, owners or operators of parking garages must submit condition assessment reports performed by a qualified Professional Engineer, every three years. The first deadli |
News
Rope Access Facade Inspection for Uniquely Located High RiseO&S performed a facade inspection via Rope Access for a residential high rise facing the Atlantic Ocean.
O&S Provides A/E Services for One of Philadelphia’s Most Iconic Landmark BuildingsO&S was selected as the A/E firm to repair, preserve and maintain the Historic Reading Terminal Head House in Philadelphia.
Retaining Wall Inspections Required by NYC DOB MandateProperty owners can have their retaining walls inspected by a QRWI certified and registered Professional Engineer on staff at O&S
O&S Associates Celebrates its 25th Year AnniversaryO&S is celebrating 25 years of success!
O&S New SPRAT (Society of Rope Access Technicians) CertificationsO&S’s growing Rope Access Team allows us to provide our clients with detailed and cost-effective building envelope assessment options to meet their budgets and needs
Electric Vehicle Charging and Your CommunityAdopting electric charging stations for multi-family housing requires a basic understanding of electric vehicle (EV) charging technology and their limitations
FISP Cycle 9B Begins Feb 21, 2021 & DOB Will Issue Violations & Civil Penalties for Failure to Correct SWARMP Conditions from Previous FilingsNY FISP Cycle 9B Begins & DOB to Issue Violations for Uncorrected SWARMP Conditions
Is your Building Ventilation System Ready for Successful Re-Opening?Ventilation and good airflow are crucial to reduce the risk of exposure to COVID-19 and other airborne pathogens.
Webinar: A Road Map to Avert Costly Surprises? Capital Reserve StudyPrudent long term planning for capital projects can save buildings time and money
O&S Webinar: Clearing the Air – Keeping Your Indoor Environment Clean, Safe, and Contaminant-FreeWatch our recent webinar: Clearing the Air - Keeping Your Indoor Environment Clean, Safe, and Contaminant-Free
William T. Payne, PE of O&S Discusses Changes to FISP on NYC Real Estate PodcastHost Mark Levine of NYC Property Management Firm EBMG sits down with William T. Payne, PE of engineering firm O & S Associates on the ever-expanding FISP (formerly Local Law 10 and Local
How the New Changes to FISP (Local Law 11) Cycle 9 Will Impact Building OwnersHow will the new changes to FISP (Local Law 11) Cycle 9 impact building owners?
O&S Discusses Building Ventilation: Article Featured on AHN February 2020 EditionDoors difficult to open. Strange smells in corridors and lobbies. Inconsistent temperature regulation. These are all very common issues in high-rise buildings which are usually due to poor
Repairing and Preventing Ice Dams: Interview with William Payne, PE of O&S Engineers & ArchitectsAHN Repairing and Preventing Ice Dams Article AssociationHelpNow Issue 5 – DECEMBER 21, 2018 As the seasons change, there is more to think about than how early is too early to hang ...
New York State Parking Garage Assessment MandateEffective August 29, 2018, owners or operators of parking garages must submit condition assessment reports performed by a qualified Professional Engineer, every three years. The first deadli
O&S Commissions World’s First Parksmart Gold Certified Parking StructureO&S Associates Commissions World’s First Parksmart Gold Certified Parking Structure FOR IMMEDIATE RELEASE Hackensack, NJ – 10/15/18 – O&S Associates, Inc. (O&S), an enginee
Parkway Lofts Parking Garage, Bloomfield, NJStructure Type Parking Structure Client Prism Capital Partners Architect/Engineer O&S Associates, Inc Details Rehabilitation of a 114-year-old General Electric factory into “moderately
O&S Receives Preservation Alliance for Greater Philadelphia AwardInformed Infrastructure Magazine Article Hackensack, NJ, June 1, 2016—O&S Associates is proud to announce that the Preservation Alliance for Greater Philadelphia selected our restorati
Tremco Incorporated HeadquartersDesigned with the goal of becoming a U.S. Green Building Council (USGBC) Leadership in Energy and Environmental Design (LEED®*) Gold certified facility, the “high performance” Tremco I |
Our OfficesNew York New Jersey (Headquarters) Pennsylvania Ohio Washington DC New Jersey Florida |
