
Meet the team
23 members

Nick Caputi
price range
sales last 12 months

Joanna Tsue
price range
sales last 12 months

Trudy Losee
price range
sales last 12 months

Danielle Aglio
price range
sales last 12 months

Jennie Katz
price range
sales last 12 months

Jonathan Schuman
price range
sales last 12 months
Get to know the team
Owner-Broker
Hi, I’m Mark Stempel, Owner and Broker of Blue Island Homes. With over 30 years of experience and a background in architecture, I’ve helped hundreds of families buy and sell homes across Long Island. Alongside my dedicated team, we take a hands-on, personalized approach to every transaction, whether you’re purchasing your first home, upsizing, or selling a longtime residence. We know the local market inside and out and are proud to be named the B...
Team sales and listings (156)
This map and property list shows the most recent 100 sales and 100 listings
Sold (143)
- $800,000
- 4 bd
- 2 ba
- 1,531 sqft
1286 Dale Court, Seaford, NY 11783Sold 3 days agoBuyer
- $625,000
- 3 bd
- 2 ba
- 1,441 sqft
69 American Avenue, Coram, NY 11727Sold 4 days agoBuyer
- $790,000
- 4 bd
- 2 ba
- 1,640 sqft
30 Jean Drive, North Babylon, NY 11703Sold 8 days agoSeller
- $967,000
- 4 bd
- 3 ba
- 2,145 sqft
84 Aspen Drive W, Woodbury, NY 11797Sold 8 days agoSeller
- $800,000
- 4 bd
- 2 ba
- 2,482 sqft
35 Saint Johns Place, West Babylon, NY 11704Sold 14 days agoBuyer
For sale (13)
- $849,000
- 3 bd
- 1 ba
- 1,661 sqft
549 De Mott Avenue, Baldwin, NY 11510House for SaleCozy wood-burning fireplace
Listing by: Blue Island Homes NY LLC - $869,000
- 3 bd
- 2 ba
- 1,682 sqft
2500 Centre Avenue, Bellmore, NY 11710House for SaleOpen: Sat 11am-1pm (6/20)
Listing by: Blue Island Homes NY LLC - $899,999
- 6 bd
- 3 ba
- 3,532 sqft
1461 Talmadge Drive, Baldwin, NY 11510House for SaleAbundant natural light
Listing by: Blue Island Homes NY LLC - $799,000
- 4 bd
- 2 ba
- 2,384 sqft
2756 Barbara Road, Bellmore, NY 11710House for SalePrice cut: $80,000 (6/17)
- $999,000
- 4 bd
- 3 ba
- 2,420 sqft
756 Guy Lombardo Avenue, Freeport, NY 11520House for SalePrice cut: $50,000 (6/10)
Team reviews (13)
Reviews represent all team members.
- Joanna did an amazing job with getting us what we wanted! She was incredibly straightforward and honest, especially when it came to pricing and property sizes, which we r...Joanna did an amazing job with getting us what we wanted! She was incredibly straightforward and honest, especially when it came t...We had a great experience working with our real estate agent, Joanna Tsue. From start to finish, she was professional, knowledgeable, and responsive. Joanna took the time...We had a great experience working with our real estate agent, Joanna Tsue. From start to finish, she was professional, knowledgeab...
- Working with Trudy was truly the best experience from start to finish. From our very first conversation, it was clear that she was incredibly knowledgeable about the mark...Working with Trudy was truly the best experience from start to finish. From our very first conversation, it was clear that she was...Working with Trudy was honestly a great experience from start to finish. She was excellent throughout the entire process always responsive, knowledgeable, and easy to tal...Working with Trudy was honestly a great experience from start to finish. She was excellent throughout the entire process always re...
- 5.0
- 12/4/2025
- • zuser20180215182508269
Bought a Single Family home in 2025 in Freeport, NY.
Review for: Erika A PerazaAbsolutely the best, she is very professional and she will make sure that you get the house you want. We are 100% with the house she found for house, where we wanted and ...Absolutely the best, she is very professional and she will make sure that you get the house you want. We are 100% with the house s...5.0- 9/23/2025
- • user55925248
Bought a Single Family home in 2025 in Wantagh, NY.
Review for: Jonathan SchumanWe are beyond grateful for our incredible realtor, Jonathan Schuman. From the very beginning, Jonathan wasn’t just showing us listings, he was listening, paying attentio...We are beyond grateful for our incredible realtor, Jonathan Schuman. From the very beginning, Jonathan wasn’t just showing us list... - Jonathan was a pleasure, very knowledgeable of the area, well liked, very professional. We would highly recommend Jonathan to anybody. ! We trusted him with our home, le...Jonathan was a pleasure, very knowledgeable of the area, well liked, very professional. We would highly recommend Jonathan to anyb...What can I say? Nick was amazing. He is very knowledgeable, Patient and goes above and beyond. He made a stressful process. Stress-free. Nick is a man of all trades if yo...What can I say? Nick was amazing. He is very knowledgeable, Patient and goes above and beyond. He made a stressful process. Stress...
- 5.0
- 1/21/2024
- • tasmith501
Bought a Single Family home in 2024 in East northport, NY.
Review for: Nick CaputiNick did an outstanding job helping us buy our home. He's very knowledgeable and respectfully shared advice each step of the process. He enjoys what he does and it is app...Nick did an outstanding job helping us buy our home. He's very knowledgeable and respectfully shared advice each step of the proce...5.0- 11/9/2023
- • peter plate
Bought and sold a Single Family home in 2023 in Centerport, NY.
Review for: Nick CaputiNick did a masterful job of bridging the gap between buying first and selling second, which is often necessary in this low inventory housing market. He positioned us to ...Nick did a masterful job of bridging the gap between buying first and selling second, which is often necessary in this low invento...




