Based in New York City, Khalil Structural Engineering, PLLC provides structural engineering services to architects, owners, developers, and contractors across residential, commercial, mixed-use, and industrial sectors.
We provide safe, constructable, and economical structural solutions across a wide range of building types and sectors.
We work closely with architects, owners, developers, and contractors — from conceptual design through construction administration — ensuring every project is delivered with quality, coordination, and care.
Our licensed Professional Engineers bring deep technical expertise in new construction, adaptive reuse, restoration, and forensic engineering, with an emphasis on constructability and code compliance.
New construction, structural repair, additions, and adaptive reuse — including strengthening and modifications within existing structures.
Office buildings, retail, healthcare, hospitality, and parking structures — from structural design to emergency restoration and forensic engineering.
Developments combining residential and commercial occupancies, designed for structural efficiency and long-term performance.
New construction, structural restoration, and upgrades for K–12 schools and universities.
Warehouses and mission-critical facilities — including foundations, steel, and concrete structure design.
Public and government-owned facilities, including historic preservation, ADA accessibility upgrades, and security walls and barriers.
Precise, coordinated structural drawings prepared for review and construction.
Direct involvement from concept through construction.
We work as part of your team — not just a consultant.
We design in accordance with ASCE 7, ACI 318, AISC, NDS, TMS, and applicable state and local building codes.
Strengthening and modification of existing structural framing to support new uses and increased demands.
Structural drawings detailed for clarity, efficiency, and ease of construction.
Saif is the founder and Principal Engineer of Khalil Structural Engineering, PLLC, based in New York City. He brings experience designing residential, commercial, mixed-use, and industrial buildings, with work spanning corporate, government, healthcare, higher education, and transit infrastructure sectors.
Saif focuses on new construction and adaptive reuse, with an emphasis on quality, coordination, and constructability. He collaborates closely with owners, architects, and contractors from conceptual design through construction administration.
Ryan is a licensed Civil Engineer with a strong academic foundation in structural engineering and a focus on new construction. His experience spans multifamily developments, custom homes, retail centers, and the adaptive reuse of existing buildings.
Known for his creative and versatile approach, Ryan is passionate about solving complex structural challenges and delivering innovative solutions that align with each client's vision.