
Meet the team
Get to know the team
Real Estate Broker
Jonathan embarked on his real estate journey in 2005, where he began as a licensed sales agent. In 2009, he co-founded Fortune Realty of Long Island, a family-owned brokerage. He presently holds the position of Broker & Owner at his Brokerage.
Jonathan is committed to working diligently with sellers, aiming to secure top dollar for their valuable properties. Leveraging his extensive expertise in the real estate market, he employs strategic pricin...
Team listings & sales (433)
For Sale (4)
Address | Bed/Bath | Listing price |
---|---|---|
![]() 2405 Fire Ave Medford, NY 11763
| 4 Bed, 3 Bath | $760,000 |
![]() 11 Starfire Dr Centereach, NY 11720
| 3 Bed, 2 Bath | $575,000 |
![]() 34 Wards Ln Bellport, NY 11713
| 3 Bed, 2 Bath | $575,000 |
![]() 35 Junard Blvd Port Jefferson Station, NY 11776
| 5 Bed, 3 Bath | $759,999 |
Sold (429)
Address | Sold date | Closing price | Represented | Flag Sale |
---|---|---|---|---|
6/27/2025 | $647,000 | Seller | ||
6/11/2025 | $469,000 | Seller | ||
3/27/2025 | $579,000 | Seller | ||
2/20/2025 | $760,000 | Buyer | ||
1/24/2025 | $600,000 | Seller |
Team reviews (129)
Write a review- Highly likely to recommend||5.05.0
7/21/2025 - Steven Cammarata
Bought a Single Family home in 2025 in Setauket, NY.Local knowledgeProcess expertiseResponsivenessNegotiation skillsWe recently purchased our home in Setauket, and we couldn't have asked for a better experience thanks to our broker, Jonathan Kaiser. From our very first conversation, Jonathan was attentive, knowledgeable, and genuinely committed to helping us find ... - Highly likely to recommend||5.05.0
6/5/2025 - loriakhi22
Sold a Single Family home in 2025 in Amity harbor, NY.Local knowledgeProcess expertiseResponsivenessNegotiation skillsMy experience working with Jon was amazing to say the least. He is an absolute professional at what he does and knows how to resolve your problem. Very patient every step of the way and not once did I feel pressured into doing anything. I honestly th... - Highly likely to recommend||5.05.0
12/5/2024 - zaida5boys
Bought a Single Family home in 2024 in Ridge, NY.Local knowledgeProcess expertiseResponsivenessNegotiation skillsJonathan was the sellers agent, you wouldn’t know that by the way he treated us, making us feel as if we were his clients as well. He made the process of buying our house simple and fast. Always available whenever we had a question. He is a great ag... - Highly likely to recommend||5.05.0
12/4/2024 - zuser20190915072546893
Sold a Single Family home in 2024 in Ridge, NY.Local knowledgeProcess expertiseResponsivenessNegotiation skillswe had been contemplating selling our house as we got closer to retiring. my wife reached out to Jonathan over a year ago just for info, he answered all our questions and never pressured us to list. we finally decided to put it on the market and cont... - Highly likely to recommend||5.05.0
12/3/2024 - chrischaput82
Bought and sold a Single Family home in 2024 in Sound beach, NY.Local knowledgeProcess expertiseResponsivenessNegotiation skillsJon has been my trusted real estate agent for many years and for numerous deals at Fortune Realty of Long Island, and I couldn’t be more grateful for his expertise and dedication. He is honest, diligent, and always prioritizes my best interests, maki...
Service areas (27)
- Lake Grove, NY
- Miller Place, NY
- Selden, NY
- South Setauket, Setauket, NY
- Lake Ronkonkoma, NY
- Centereach, NY
- Holtsville, NY
- Patchogue, NY
- Rocky Point, NY
- Middle Island, NY
- Nesconset, NY
- Blue Point, NY
- Holbrook, NY
- Ridge, NY
- Oakdale, NY
- Stony Brook, NY
- Port Jefferson, NY
- Port Jefferson Station, NY
- Medford, NY
- Mount Sinai, NY
- Speonk, NY
- Wading River, NY
- Saint James, NY
- Shoreham, NY
- Sayville, NY
- Town of Smithtown, NY
- Coram, NY