Award Winning Outdoor Living Space Designer

A Few Words About Us


Daniel Steigerwald – Owner
  Dan is a local & national award winning landscape designer and owner Of Designscapes of Long Island since 1985, with a degree in landscape design & horticulture from Farmingdale University. Dan does not have a “signature style”. He deliberately invites our clients’ tastes and desires to direct the course of his designs. When Dan started Designscapes of Long Island in 1985, his vision was a landscape design and build company that provided quality installations at a fair price, one that would grow by consistently delivering exceptional beauty, creativity, professionalism and top service. Dan has built a landscape design/build organization that proudly implements the highest-quality landscape installation practices throughout Nassau and Suffolk County. Dan’s eye for detail, creative flare and constant vision for stronger, newer, ever growing options in landscape design and installation, have been the hallmark of Designscapes of Long Island. 

Every customer has experienced our 100% customer satisfaction guarantee, without exception! Dan ensures skilled and professional handling of every job, with every client. Doing business on Long Island since 1985 with 100% customer satisfaction speaks for itself.

Call me direct @ 631-484-3488!

Doug Steigerwald – Business Development Manager
Doug is a 1976 graduate of Farmingdale University. He founded and owned Long Island Flower Garden & Florist in East Patchogue from 1980 to 2016. He has first hand landscaping, nursery, indoor & outdoor horticultural and greenhouse growing experiences for over 50 years. Since 1995 Doug gave over 15,000 hours volunteering to the revitalization of Patchogue in roles such as Greater Patchogue Chamber of Commerce President, Greater Patchogue Chamber Secretary, Patchogue Beautification Chairman, Patchogue Chamber Visionary Committee Chairman, Patchogue Youth Services board member, co- founded the civic group Focus East Patchogue and The Patchogue Garden Club. In 2017, Doug joined Designscapes of Long Island landscaping to continue developing & growing our landscaping business model islandwide. We do so by researching and introducing new and exciting outdoor living product lines and services so we may continue to grow and make outdoor living dreams come to life across Long Island. Come grow with us!

Gerard Agrusa – Landscape Production Manager:
Jerry has been with Designscapes of Long Island for 16 years, overseeing and implementing the skill sets required to install hardscapes which endure the unique exposures Long Island imposes on hardscaping. He is especially proud to affirm that EVERY installation he has managed, has survived every hurricane in the past 12 years, including Hurricane Sandy! From pool patios and paver patios to retaining walls, walkways, driveways, boulder walls, outdoor kitchens, spa patios, and much more, his skill and attention to detail is unsurpassed. His projects come in on budget and on time, and meet each client’s specifications, every time. He is on each project, overseeing the entire course of the installation.

saint jude Drawing
CALL TODAY 631-475-0677



Nassau County Home Improvement License: H2094560000
Suffolk County Home Improvement License: H13234
Southampton County Home Improvement License: L0055434
East Hampton County Home Improvement License: 69202018