Designing Communities since 1984
Hayduk Engineering, LLC is a full-service, multidisciplinary consulting engineering practice headquartered in Ronkonkoma, New York. Founded in 1984 by Stephen G. Hayduk, P.E. and reorganized as an LLC in 2002, it has built a reputation for civil and site engineering, water and wastewater engineering, transportation and highway engineering, stormwater management, and construction administration. It serves private developers, municipalities, state agencies, school districts, health care organizations, and homeowner associations across New York State.
Stephen G. HaydukSenior Principal
Stephen A. HaydukPrincipal and Chief Engineer
Eric C. JeterPrincipal and Director of Civil Engineering
Peter A. ScullyDirector of Business Development
Stephen F. CluffDirector of Wastewater Engineering
Sara SciottoDirector of Transportation
Diana SoldanoDirector of Marketing
Provides engineering designs for residential, commercial, industrial, recreational, and institutional developments.
Delivers design and permitting services for wastewater and water systems, covering treatment and conveyance infrastructure.
Creates drainage systems and flood control mechanisms to protect developments and ensure environmental compliance.
Develops public and private infrastructure, including transit facilities, municipal roads, and multi-modal transport planning.
Oversees construction progress with dedicated inspection and quality assurance reviews to secure project compliance.
Multifamily Residential · Residential · Commercial · Mixed-Use · Government · Infrastructure · Transportation · Wastewater · Water Supply · Healthcare · Education · Industrial · Parks & Open Space · Sports & Recreation · Stormwater & Flood Control
Farmingville, NY · Government · 1991 · Client: Suffolk County Vietnam Veterans Memorial Commission
Volunteered civil and site engineering design, construction administration, and inspection services for the 30th anniversary landmark pyramid monument at Bald Hill. Stephen G. Hayduk served as Executive Director of the Memorial Commission, Co-Chairman of Site and Design Selection, and Engineer-in-Charge.