Alchemy Properties develops luxury condominiums, multifamily residences, commercial offices, and mixed-use properties, primarily in the New York metropolitan area, North Carolina, and Florida. Its vertically integrated model covers acquisition, financing, construction, marketing, leasing, sales, and operations for investors and residents.
AI-researched delivery record, not yet confirmed by the developer. Dates may be approximate; original sources are linked.
AI research over published reviews and resident comments. Scores are a model’s reading of opinion, not figures stated on a page, and nothing here feeds any number above it. The links under each block are the pages that research says it used. Based on available resident reviews of covered buildings. These are reported experiences, not independent building inspections, and may not represent all residents or properties.
AI-researched delivery record, not yet confirmed by the developer. Dates may be approximate; original sources are linked.
AI research over published reviews and resident comments. Scores are a model’s reading of opinion, not figures stated on a page, and nothing here feeds any number above it. The links under each block are the pages that research says it used. Based on available resident reviews of covered buildings. These are reported experiences, not independent building inspections, and may not represent all residents or properties.
| Project | Overall | Structure & systems | Management & living |
|---|---|---|---|
| The Woolworth Tower ResidencesLower Manhattan, New York32 units | 8.5/ 10 | 8.5/ 10 | 8.5/ 10 |
The largest qualifying review aggregate located is the building-specific Google Reviews/Maps figure of 4.5/5 from 10 reviews, which converts to 8.5 under the requested curve. No qualifying platform with at least 10 reviews materially disagreed, and no recurring complaint theme was documented; the structure and living components are reported at the same level because the published material is favorable but provides little resident-operational detail. | |||
The published building reviews describe a 1913 landmark conversion with restored historic details and high-end finishes, including solid oak floors, marble, Miele appliances and radiant-heated bathroom floors. CityRealty specifically describes a “restored 50 foot basement pool”; no reviewed source located for this report alleges leaks, flooding, lift failures or other system defects. | Published reviews emphasize “white glove service,” a 24-hour doorman, full-time concierge and personal mail delivery, alongside a pool, sauna, hot tub, lounge, fitness studio and wine cellar. The available user-written entries are sparse but positive—“Edifício lindo” (“beautiful building”) and “aMaZiNg!!!” for nearby takeout—and contain no operational complaint; the current evidence is therefore favorable but limited. | ||
| The NOMANoMad, New York55 units | 8.4/ 10 | —/ 10 | 8.4/ 10 |
The 4.4/5 building rating from 10 reviews sets the level, converting to 8.2/10 under the stated curve. The readable reviews are mostly positive and include repeated praise for the building/location and welcoming staff, with no recurring complaint identified; the resulting overall and living score is 8.4, while structure remains unevaluated because no published structural rating was found. | |||
The available building-specific review material contains no recurring report of leaks, failures, or other physical defects. One older review, written while the project was still being built, called it “Top contractors. Beautiful Condos”; the published building descriptions also report heated bathroom floors and high-end appliance packages, but these are feature descriptions rather than independent condition inspections. | The readable feedback is favorable about day-to-day experience: one reviewer wrote “Welcoming staff, a nice place,” and another called it a “Great building and location!” The property descriptions report a full-time or 24-hour attended lobby, landscaped terrace with outdoor kitchen, library and fitness center; no recurring management or amenity complaint was found in the material read. | ||
| 378 West End AvenueUpper West Side, New York City58 units | 7.5/ 10 | —/ 10 | 7.5/ 10 |
Local Guides World is the only located platform publishing a building-specific aggregate: 4.5/5 from 2 reviews. Its standalone curve conversion is 8.5, but the under-10-review rule requires keeping the result within one point of 6.5, so the reported overall/living score is 7.5; structure remains unevidenced. | |||
no notes returned no links returned | The only building-specific written review visible says “Excelente,” providing a positive but extremely limited signal about the resident experience. The building’s own description reports a staffed concierge and full-time doorman, but that is marketing material rather than resident review feedback, and no published resident commentary about management response, security, upkeep or amenities was found. | ||
| 125 West 57th StreetMidtown, New York | 3.5/ 10 | 3.5/ 10 | —/ 10 |
No applicable platform published a building rating, so the score is based only on the 23 written comments actually read. Their tone is predominantly negative and concerns design, character, and loss of the historic predecessor rather than resident operations; consequently structure is scored cautiously at 3.5, while living remains unevidenced. | Not found in sources: No resident-management feedback published · No resident-amenity feedback published | ||
The published comments contain no resident reports about framework, plumbing, HVAC, electrical systems, leaks, waterproofing, or maintenance performance. They are visual and heritage opinions instead: one commenter called the building “underwhelmingly dull and rather cheap looking,” while others said the exterior was an “Excellent job” and that the entrance was well executed. | The material located does not provide resident reviews of management speed, security, staff attitude, cleanliness, or day-to-day amenities. The available comments are largely architectural; positive remarks include “Great location” and “This looks nice and fits the location, bravo!”, while the negative comments focus on appearance and historic replacement rather than operations. |
Alchemy-ABR Investment Partners was formed as a partnership between Alchemy Properties and ABR Partners to acquire, develop and reposition cash-flowing properties.
Cain partnered with Alchemy-ABR on 125 West 57th Street; Cain provided the majority of the equity while Alchemy-ABR oversaw development.
The partnership acquired the 125 West 57th Street site from Calvary Baptist Church, which separately owns and occupies the base portion.
Carlyle is identified as partner on Alchemy's 250 West 81st Street and 50 West 30th Street projects.
Clarion Partners is identified as partner on the 211 East 43rd Street value-add office and retail project.
Taconic Investment Partners is identified as partner on the 429 East 75th Street medical-office development.
Jamestown Properties is identified as partner on the 454 West 54th Street ground-up residential condominium project.
AEW Capital Management is identified as partner on the 462 West 58th Street ground-up residential condominium project.
Leeding Builders Group served as general contractor for the 288 East 88th Street luxury residential rental project.
Alchemy-ABR Investment Partners is a fully integrated real estate investment, development and operating company formed in 2015 as a partnership between Alchemy Properties and ABR Partners.
Alchemy-ABR Investment Partners is a fully integrated real estate investment, development and operating company formed in 2015 as a partnership between Alchemy Properties and ABR Partners.
A partnership between Alchemy-ABR Investment Partners (“Alchemy-ABR”) and Cain International (“Cain”) has completed the acquisition of 125 West 57th Street
Cain will be providing the majority of the equity for the $330 million project and will be working closely with Alchemy-ABR Investment Partners who will oversee the project development.
Upon completion, Calvary Baptist Church will separately own and occupy the base portion of the building.
Upon completion, Calvary Baptist Church will separately own and occupy the base portion of the building.
Partner: Carlyle Lender: Israel Discount Bank / Bank of the Ozarks Project Type: Ground-Up Residential Condo
Address: 250 West 81st Street, New York Acquisition: 2016 Project Size: 110,000 sf Partner: Carlyle Lender: Israel Discount Bank / Bank of the Ozarks Project Type: Ground-Up Residential Condo
Partner: Clarion Partners Lender: Signature Bank Project Type: Value-Add Office & Retail
Address: 211 East 43rd Street, New York Acquisition: 2015 Project Size: 215,000 sf Partner: Clarion Partners Lender: Signature Bank Project Type: Value-Add Office & Retail
Partner: Taconic Investment Partners Lender: Bank of America Project Type: Medical Office Development
Address: 429 East 75th Street, New York Acquisition: 2007 Project Size: 30,000 sf Partner: Taconic Investment Partners Lender: Bank of America Project Type: Medical Office Development
Partner: Jamestown Properties Lender: Bank of America / Helaba Project Type: Ground-Up Residential Condo
Address: 454 West 54th Street, New York Acquisition: 2007 Project Size: 160,000 sf Partner: Jamestown Properties Lender: Bank of America / Helaba Project Type: Ground-Up Residential Condo
Partner: AEW Capital Management Lender: HSBC Project Type: Ground-Up Residential Condo
Address: 462 West 58th Street, New York Acquisition: 2006 Project Size: 93,000 sf Partner: AEW Capital Management Lender: HSBC Project Type: Ground-Up Residential Condo
Leeding Builders Group is serving as the general contractor for the project
Leeding Builders Group is serving as the general contractor for the project
| COMPANY NUMBER | 1485547 New York Department of State · US · Active |
| United States | active 5 projects tracked |
| Residential, for sale | 4 of 5 |
| Retail | 3 of 5 |
| Office | 1 of 5 |
| Other | 1 of 5 |
| Mixed use | 1 of 5 |
Our niche is ... we act as a construction ... , we do the marketing and the development.The New York Times July 23, 2010https://www.nytimes.com/2010/07/25/realestate/25sqft.html
A graduate of Brandeis University and the University of California, Hastings College of the Law, Ken is a member of the New York State Bar.
A graduate of Brandeis University and the University of California, Hastings College of the Law, Ken is a member of the New York State Bar.
Kenneth S. Horn, ESQ. President & Founder Since founding Alchemy in 1990, Ken Horn has been actively involved in development and other aspects of real estate in the metro area.
He serves on the board of the Tenement Museum in New York City and is the former president and board member of The Catalog for Giving
He serves on the board of the Tenement Museum in New York City and is the former president and board member of The Catalog for Giving
Our niche is ... we act as a construction ... , we do the marketing and the development.
Kenneth S. Horn, ESQ. President & Founder Since founding Alchemy in 1990, Ken Horn has been actively involved in development and other aspects of real estate in the metro area.
Kenneth S. Horn, ESQ. President & Founder Since founding Alchemy in 1990, Ken Horn has been actively involved in development and other aspects of real estate in the metro area.
his most notable acquisition to date is the condominium conversion of the tower floors of the Woolworth Building
Having personally supervised more than $7 billion in real estate sales, his most notable acquisition to date is the condominium conversion of the tower floors of the Woolworth Building
Kenneth S. Horn, ESQ. President & Founder Since founding Alchemy in 1990, Ken Horn has been actively involved in development and other aspects of real estate in the metro area.
Kenneth S. Horn, ESQ. President & Founder Since founding Alchemy in 1990, Ken Horn has been actively involved in development and other aspects of real estate in the metro area.
Kenneth S. Horn, ESQ. President & Founder Since founding Alchemy in 1990, Ken Horn has been actively involved in development and other aspects of real estate in the metro area.
Joel is a graduate of the University of Pennsylvania with a B.A. in Economics.
Joel is a graduate of the University of Pennsylvania with a B.A. in Economics.
Joel Breitkopf Principal ### Principal Joel Breitkopf, Principal of Alchemy Properties, has been in the real estate industry his entire professional career. Joel is involved in all aspects of Alchemy’s developments and investments including acquisition, finance, design, construction, marketing and strategic planning.
where he is now the President of the Board of Trustees. He was also President of B’nai B’rith Real Estate
where he is now the President of the Board of Trustees. He was also President of B’nai B’rith Real Estate
Previously, he was an executive at Commercial Bank of New York and was Vice President of Acquisitions and Finance for Himmel+Meringoff Properties. Joel was also a real estate loan officer at Chemical Bank Realty and, prior to that, an analyst at LaSalle Partners, a national real estate advisor.
Previously, he was an executive at Commercial Bank of New York and was Vice President of Acquisitions and Finance for Himmel+Meringoff Properties. Joel was also a real estate loan officer at Chemical Bank Realty and, prior to that, an analyst at LaSalle Partners, a national real estate advisor.
Previously, he was an executive at Commercial Bank of New York and was Vice President of Acquisitions and Finance for Himmel+Meringoff Properties. Joel was also a real estate loan officer at Chemical Bank Realty and, prior to that, an analyst at LaSalle Partners, a national real estate advisor.
Previously, he was an executive at Commercial Bank of New York and was Vice President of Acquisitions and Finance for Himmel+Meringoff Properties. Joel was also a real estate loan officer at Chemical Bank Realty and, prior to that, an analyst at LaSalle Partners, a national real estate advisor.
Joel Breitkopf Principal ### Principal Joel Breitkopf, Principal of Alchemy Properties, has been in the real estate industry his entire professional career. Joel is involved in all aspects of Alchemy’s developments and investments including acquisition, finance, design, construction, marketing and strategic planning.
Joel Breitkopf Principal ### Principal Joel Breitkopf, Principal of Alchemy Properties, has been in the real estate industry his entire professional career. Joel is involved in all aspects of Alchemy’s developments and investments including acquisition, finance, design, construction, marketing and strategic planning.
Joel Breitkopf Principal ### Principal Joel Breitkopf, Principal of Alchemy Properties, has been in the real estate industry his entire professional career. Joel is involved in all aspects of Alchemy’s developments and investments including acquisition, finance, design, construction, marketing and strategic planning.
Joel Breitkopf Principal ### Principal Joel Breitkopf, Principal of Alchemy Properties, has been in the real estate industry his entire professional career. Joel is involved in all aspects of Alchemy’s developments and investments including acquisition, finance, design, construction, marketing and strategic planning.
Joel has financed well over $2 Billion in real estate transactions and has acquired over 3,500,000 square feet of real estate during his career.
Joel Breitkopf Principal ### Principal Joel Breitkopf, Principal of Alchemy Properties, has been in the real estate industry his entire professional career. Joel is involved in all aspects of Alchemy’s developments and investments including acquisition, finance, design, construction, marketing and strategic planning.
Joel Breitkopf Principal ### Principal Joel Breitkopf, Principal of Alchemy Properties, has been in the real estate industry his entire professional career. Joel is involved in all aspects of Alchemy’s developments and investments including acquisition, finance, design, construction, marketing and strategic planning.
Joel Breitkopf Principal ### Principal Joel Breitkopf, Principal of Alchemy Properties, has been in the real estate industry his entire professional career. Joel is involved in all aspects of Alchemy’s developments and investments including acquisition, finance, design, construction, marketing and strategic planning.
He received a Bachelor of Architecture degree from Cornell University and a M.S. in Real Estate Development from Columbia University.
He received a Bachelor of Architecture degree from Cornell University and a M.S. in Real Estate Development from Columbia University.
He received a Bachelor of Architecture degree from Cornell University and a M.S. in Real Estate Development from Columbia University.
He received a Bachelor of Architecture degree from Cornell University and a M.S. in Real Estate Development from Columbia University.
Blake Goodman Partner – Acquisitions & Development ### Partner – Acquisitions & Development Blake Goodman has worked in New York real estate since 2006
Partner - Acquisitions & Development (Current) Jan 2021 - Present
Blake Goodman Partner – Acquisitions & Development ### Partner – Acquisitions & Development Blake Goodman has worked in New York real estate since 2006
Blake Goodman Partner – Acquisitions & Development ### Partner – Acquisitions & Development Blake Goodman has worked in New York real estate since 2006
Blake Goodman Partner – Acquisitions & Development ### Partner – Acquisitions & Development Blake Goodman has worked in New York real estate since 2006
Blake Goodman Partner – Acquisitions & Development ### Partner – Acquisitions & Development Blake Goodman has worked in New York real estate since 2006
Blake Goodman has worked in New York real estate since 2006 and over that time has been involved in the acquisition, design, filing, and construction of over 1,750,000 square feet of residential and retail real estate.
Blake Goodman Partner – Acquisitions & Development ### Partner – Acquisitions & Development Blake Goodman has worked in New York real estate since 2006
Blake Goodman Partner – Acquisitions & Development ### Partner – Acquisitions & Development Blake Goodman has worked in New York real estate since 2006
Blake Goodman Partner – Acquisitions & Development ### Partner – Acquisitions & Development Blake Goodman has worked in New York real estate since 2006
Lauren is a graduate of Bucknell University with a B.A. in Economics and Biology.
Lauren is a graduate of Bucknell University with a B.A. in Economics and Biology.
Lauren Mantia Partner – Marketing & Design ### Partner – Marketing & Design Lauren Mantia joined Alchemy Properties in 2005
Partner - Design and Marketing (Current) Jan 2020 - Present
Lauren Mantia Partner – Marketing & Design ### Partner – Marketing & Design Lauren Mantia joined Alchemy Properties in 2005
Lauren Mantia Partner – Marketing & Design ### Partner – Marketing & Design Lauren Mantia joined Alchemy Properties in 2005
Lauren Mantia Partner – Marketing & Design ### Partner – Marketing & Design Lauren Mantia joined Alchemy Properties in 2005
Lauren Mantia Partner – Marketing & Design ### Partner – Marketing & Design Lauren Mantia joined Alchemy Properties in 2005
Lauren has brought to market more than 1,000,000 square feet of real estate covering 14 projects in Manhattan and Brooklyn
Lauren Mantia Partner – Marketing & Design ### Partner – Marketing & Design Lauren Mantia joined Alchemy Properties in 2005
Lauren has brought to market more than 1,000,000 square feet of real estate covering 14 projects in Manhattan and Brooklyn
Lauren Mantia Partner – Marketing & Design ### Partner – Marketing & Design Lauren Mantia joined Alchemy Properties in 2005
A graduate with distinction from Indiana University’s School of Public Environmental Affairs, Jedd received a Certificate in Urban Studies and a Certificate in Real Estate Investment from the Schack Institute of Real Estate at NYU.
A graduate with distinction from Indiana University’s School of Public Environmental Affairs, Jedd received a Certificate in Urban Studies and a Certificate in Real Estate Investment from the Schack Institute of Real Estate at NYU.
A graduate with distinction from Indiana University’s School of Public Environmental Affairs, Jedd received a Certificate in Urban Studies and a Certificate in Real Estate Investment from the Schack Institute of Real Estate at NYU.
For all general inquiries, please contact: Jedd Horn, Director of Capital Markets jedd@alchemy-properties.com
Jedd Horn Director of Capital Markets ### Director of Capital Markets In 2019 Jedd Horn joined Alchemy Properties as Director of Capital Markets to oversee and manage the company’s investor base and source new equity and debt relationships.
Director of Capital Markets - Alchemy Properties Inc. (Current) Oct 2019 - Present
He is a member of ICSC, REBNY, and the Urban Land Institute and served as Co-President of the Young Professionals’ Board for the Catalog for Giving
He is a member of ICSC, REBNY, and the Urban Land Institute and served as Co-President of the Young Professionals’ Board for the Catalog for Giving
He is a member of ICSC, REBNY, and the Urban Land Institute and served as Co-President of the Young Professionals’ Board for the Catalog for Giving
He is a member of ICSC, REBNY, and the Urban Land Institute and served as Co-President of the Young Professionals’ Board for the Catalog for Giving
Prior to joining Alchemy, Jedd worked at Cushman & Wakefield and Colliers International, focusing on retail leasing and sales.
Prior to joining Alchemy, Jedd worked at Cushman & Wakefield and Colliers International, focusing on retail leasing and sales.
Jedd Horn Director of Capital Markets ### Director of Capital Markets In 2019 Jedd Horn joined Alchemy Properties as Director of Capital Markets to oversee and manage the company’s investor base and source new equity and debt relationships.
Jedd Horn Director of Capital Markets ### Director of Capital Markets In 2019 Jedd Horn joined Alchemy Properties as Director of Capital Markets to oversee and manage the company’s investor base and source new equity and debt relationships.
Jedd Horn Director of Capital Markets ### Director of Capital Markets In 2019 Jedd Horn joined Alchemy Properties as Director of Capital Markets to oversee and manage the company’s investor base and source new equity and debt relationships.
Jedd Horn Director of Capital Markets ### Director of Capital Markets In 2019 Jedd Horn joined Alchemy Properties as Director of Capital Markets to oversee and manage the company’s investor base and source new equity and debt relationships.
Jedd Horn Director of Capital Markets ### Director of Capital Markets In 2019 Jedd Horn joined Alchemy Properties as Director of Capital Markets to oversee and manage the company’s investor base and source new equity and debt relationships.
Jedd Horn Director of Capital Markets ### Director of Capital Markets In 2019 Jedd Horn joined Alchemy Properties as Director of Capital Markets to oversee and manage the company’s investor base and source new equity and debt relationships.
Jedd Horn Director of Capital Markets ### Director of Capital Markets In 2019 Jedd Horn joined Alchemy Properties as Director of Capital Markets to oversee and manage the company’s investor base and source new equity and debt relationships.
Jedd Horn Director of Capital Markets ### Director of Capital Markets In 2019 Jedd Horn joined Alchemy Properties as Director of Capital Markets to oversee and manage the company’s investor base and source new equity and debt relationships.
A graduate of Bryn Mawr College and the University of Pennsylvania’s Masters of City Planning program.
A graduate of Bryn Mawr College and the University of Pennsylvania’s Masters of City Planning program.
A graduate of Bryn Mawr College and the University of Pennsylvania’s Masters of City Planning program.
Anna Zimmerman Senior Development Project Manager ### Senior Development Project Manager Anna Zimmerman joined Alchemy Properties in the fall of 2011 and oversees all aspects of the development process from pre-development through project completion.
Development Senior Project Manager - Alchemy Properties Inc. (Current) Oct 2011 - Present
she started her Real Estate career working with an affordable housing non-profit developer in Philadelphia, assisting in the pre-development and tax credit program processes.
Anna Zimmerman Senior Development Project Manager ### Senior Development Project Manager Anna Zimmerman joined Alchemy Properties in the fall of 2011 and oversees all aspects of the development process from pre-development through project completion.
Anna Zimmerman Senior Development Project Manager ### Senior Development Project Manager Anna Zimmerman joined Alchemy Properties in the fall of 2011 and oversees all aspects of the development process from pre-development through project completion.
Anna Zimmerman Senior Development Project Manager ### Senior Development Project Manager Anna Zimmerman joined Alchemy Properties in the fall of 2011 and oversees all aspects of the development process from pre-development through project completion.
Anna Zimmerman Senior Development Project Manager ### Senior Development Project Manager Anna Zimmerman joined Alchemy Properties in the fall of 2011 and oversees all aspects of the development process from pre-development through project completion.
Anna Zimmerman Senior Development Project Manager ### Senior Development Project Manager Anna Zimmerman joined Alchemy Properties in the fall of 2011 and oversees all aspects of the development process from pre-development through project completion.
Anna Zimmerman Senior Development Project Manager ### Senior Development Project Manager Anna Zimmerman joined Alchemy Properties in the fall of 2011 and oversees all aspects of the development process from pre-development through project completion.
Anna Zimmerman Senior Development Project Manager ### Senior Development Project Manager Anna Zimmerman joined Alchemy Properties in the fall of 2011 and oversees all aspects of the development process from pre-development through project completion.
Anna Zimmerman Senior Development Project Manager ### Senior Development Project Manager Anna Zimmerman joined Alchemy Properties in the fall of 2011 and oversees all aspects of the development process from pre-development through project completion.
Anna Zimmerman Senior Development Project Manager ### Senior Development Project Manager Anna Zimmerman joined Alchemy Properties in the fall of 2011 and oversees all aspects of the development process from pre-development through project completion.
0 undated completions and 0 boundary-uncertain completions are retained but excluded from figures.
| Project | Location | Type | Units | Floors | Area | Cost | Payment plan | Launched | Construction start | Original target | Handover | Delay | Confidence | Status |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 125 West 57th Street | New York, United States Midtown | office, retail, other | — | 30 | 260,000 sq ft | USD 330m investment announced | — | 2021 | 21 June 2021 | Jan 2025 – Dec 2025 | Feb 2026 | +7.5 mo (+2.0 to +13.0) | estimated | completed |
| 378 West End Avenue | New York City, United States Upper West Side | residential for sale | 581 | 18 | 230,000 sq ft | — | — | 2021 | 2021-03-19 | Jan 2021 – Dec 2021 | Jan 2023 – Dec 2023 | +24.0 mo (+13.0 to +35.0) | sourced | completed |
| Two Fifty West 81st | New York, United States Upper West Side | residential for sale, retail | 311 | 18 | 126,000 sq ft | USD 102m construction loan | — | 2018 | late February 2018 | Mar 2019 – May 2019 | Jan 2019 – Dec 2019 | +2.5 mo (−4.0 to +9.0) | sourced | completed |
| The NOMA | New York, United States NoMad | mixed use, residential for sale, retail | 551 | 24 | 106,000 sq ft | USD 100m estimated cost | — | 2016 | March 2016 | Sep 2017 – Dec 2017 | Jan 2018 – Dec 2018 | +8.0 mo (+1.0 to +15.0) | sourced | completed |
| The Woolworth Tower Residences | New York, United States Lower Manhattan | residential for sale | 321 | Upper 26 floors | 159,000 sq ft | — | — | 2014 | 2014 | Jul 2016 | Jan 2018 – Dec 2018 | +23.5 mo (+18.0 to +29.0) | sourced | completed |
| Coverage | active |
| Tracked since | October 10, 2026 |
| Last checked | October 15, 2026 this month |
| Profile last researched | October 15, 2026 |
| Claim |