What Hartz Mountain Industries does

Hartz Mountain Industries is a privately held, fourth-generation family-owned diversified real estate developer and operator headquartered in Secaucus, New Jersey. The company operates four primary business lines: industrial real estate (multi-tenant warehouse and distribution centers across NJ, NY, GA, NC, FL, MD, and PA), luxury multifamily residential rentals (3,266+ units concentrated at Lincoln Harbor in Weehawken and Harmon Cove in Secaucus), hospitality (11 properties led by the SoHo Grand Hotel and The Roxy Hotel in Manhattan), and renewable energy (10th-largest US commercial solar generator at 35+ MW plus a 34 MW wind partnership). The portfolio spans more than 300 properties including flagship mixed-use developments Harmon Cove (750 acres, 13M SF industrial/office) and Lincoln Harbor (48 acres, 1,866 residential units, 350-room hotel, office, retail). Office and retail (667 Madison Avenue in Manhattan, Edison Towne Square in NJ) round out the asset mix.

The company generates revenue primarily through long-term commercial and residential leases across its owned portfolio, hospitality operations, and energy sales/power purchase agreements. Its vertically integrated platform includes in-house architectural, construction, engineering, legal, leasing, property management, and financial teams, enabling complex brownfield and marshland redevelopment such as the $313M Meadowlands Logistics Center (775,000 SF, Q4 2026) on a remediated 136-acre former illegal dumping site. Distribution is direct via an enterprise field sales team (Gus Milano, Charles Reese, Stephen Benoit), property-specific websites, and 3D virtual tours; no intermediaries or brokers are used.

The business is owned by the Stern family under The Hartz Group, Inc. (parent), with Leonard Stern as Chairman/CEO and Edward Stern as President/COO of the parent and Gus Milano as President/COO of the real estate division. Avery Stern and Ezra Stern joined in 2023 as fourth-generation operators. The company has remained private since 1926, avoiding public listing or external private equity, and pursues patient, long-gestation capital-intensive projects enabled by its balance sheet and favorable state tax incentives (e.g., $56.6M NJEDA Aspire award in November 2025).

Name

Hartz Mountain Industries

Legal name

Hartz Mountain Industries, Inc.

Website

https://hartzmountain.com

Company type

Private

Founded year

1966

Operating status

Operating

Headcount range

1–10 employees

Short description

Hartz Mountain Industries is a privately held, fourth-generation Stern family-owned diversified real estate developer and operator. It owns 300+ properties across industrial, luxury multifamily, hospitality, office, retail, and renewable energy, primarily in the NY/NJ metro and East Coast.

Ownership category

akta.pro rank

Headquarters

HQ city

Secaucus

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

Operations, Infrastructure, Personnel, Supply Chain, Marketing or Sales

Revenue model

1. Industrial Real Estate: Hartz owns and operates a large portfolio of industrial warehouse and distribution properties across the East Coast (New Jersey, Georgia, Maryland, North Carolina, Florida). Revenue is generated through commercial leases with warehouse and logistics tenants. The company also develops and sells or leases new industrial developments such as the Meadowlands Logistics Center (775,000 SF warehouse in Secaucus, ~$313M development cost).
2. Multifamily Residential: Hartz develops and manages luxury multifamily rental communities across New York, New Jersey, and other major metros. Properties include Osprey Cove (Secaucus), The Estuary (Weehawken), Hoboken Point, The Reserve at Estuary (Lincoln Harbor), and buildings in Chicago, Austin, and Seattle. Revenue derived from residential rents.
3. Hospitality: Hartz operates 11 hospitality properties including the SoHo Grand Hotel and The Roxy Hotel (formerly Tribeca Grand) in New York City, plus hotels in New Jersey.
4. Renewable Energy: Hartz generates revenue through solar power installations on its warehouse rooftops (35+ MW installed capacity, 10th largest commercial solar generator in the US) and wind power via the Saddleback Ridge Wind project in Maine. Revenue includes power purchase agreements with tenants and energy sales.
5. Office and Retail: Hartz owns and leases office space including the iconic 667 Madison Avenue building in Manhattan (25-story, granite facade, 273,114 SF) and retail properties such as Edison Towne Square in New Jersey.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels5 records

Core offering

Hartz Mountain Industries is a vertically integrated real estate developer, owner, and operator that develops, leases, and manages industrial warehouse and distribution properties, luxury multifamily rental communities, boutique hospitality hotels, premium office space, and retail centers across the East Coast. The company also develops renewable energy assets, including commercial rooftop solar generation and utility-scale wind projects, and operates flagship master-planned communities such as Harmon Cove in Secaucus and Lincoln Harbor in Weehawken.

Product overview

Hartz Mountain Industries operates a diversified real estate development and property management platform with four primary business lines: industrial real estate (multi-tenant warehouses and distribution centers across the East Coast), multifamily residential (luxury rental communities), hospitality (luxury hotels including SoHo Grand and Roxy Hotel), and renewable energy development (solar and wind power generation). The company also provides commercial office and retail spaces, land for build-to-suit development, and comprehensive development services for complex projects. The portfolio spans properties in New Jersey, New York, Georgia, North Carolina, Florida, and Maryland, with flagship developments including Harmon Cove Industrial Park (750-acre mixed-use), Lincoln Harbor (48-acre waterfront community), and the Meadowlands Logistics Center (775,000 SF Class A warehouse). Hartz offers a property search platform where users can browse available industrial, office, retail, and land spaces across multiple states, with features including 3D virtual tours for certain properties.

Differentiator

Problem solved

Functional benefit

Products and services

• Industrial Properties
• Multifamily Residential Rentals
• Hospitality Properties
• Office Space
• Retail Properties
• Land Development

Quantifiable outcome

• Hartz is the 10th largest commercial solar generator in the United States with over 35 MW of installed capacity
• +3 more outcomes

Named customers9 records

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Two partnerships are on record, tiered core.

• New Jersey Economic Development Authority (NJEDA)coreOthers · 3 November 2025The NJEDA approved $56.6 million in Aspire Program tax credits for Hartz's Meadowlands Logistics Center project at 100 Paterson Plank Road in Secaucus, NJ. The Aspire program is a New Jersey state incentive program administered by NJEDA that provides tax credits to support redevelopment of contaminated sites. The project involves environmental remediation of a 136-acre site with a history of illegal dumping.
• Patriot Renewables LLCcoreStrategic or Co-development Partner · 1 January 2014Hartz partnered with Patriot Renewables LLC to construct Saddleback Ridge Wind, a 34 Megawatt, 12-turbine wind project located in Carthage, Maine. The project uses 12 GE 2.85 MW turbines and generates nearly 105 million kWh of electricity annually — enough to power approximately 16,500 homes. This partnership expanded Hartz into wind power generation as part of its renewable energy strategy.

Scale indicators11 records

Recent moves12 records

Expansion highlights6 records

Emerging players

• Greystar Real Estate Partners: Largest U.S. multifamily property manager and developer, currently managing Hartz's The Reserve at Estuary. Adjacent participant that competes for similar urban luxury rental tenants and is a likely operating partner or counterparty rather than direct head-to-head owner.
• L&L Holding Company: NYC-focused owner-developer of trophy and creative office plus select hospitality (e.g., 425 Park Avenue, Hotel Chelsea redevelopment). Comparable boutique Manhattan development style and trophy-asset orientation to Hartz's hospitality and 667 Madison office strategy.

Broad incumbents

• Tishman Speyer: Global developer-owner-operator of office, multifamily, and mixed-use assets with deep NYC and Meadowlands-adjacent footprint (e.g., Revel-AC, suburban office). Comparable in scale, vertical integration, and trophy urban project execution.
• Equity Residential: Large multifamily REIT with leading urban-coastal footprint including Manhattan and Jersey City. Overlapping investor-base comparable for Hartz's expansion in Hoboken, Weehawken, and Manhattan-adjacent luxury rental product.
• Prologis, Inc. Largest global industrial REIT with significant NJ/NY infill distribution exposure. The closest public peer for Hartz's industrial warehouse and logistics leasing business along the East Coast and at Meadowlands-adjacent sites.
• SL Green Realty Corp. Largest office REIT in Manhattan with a value-add repositioning and selective mixed-use strategy (incl. One Madison Avenue). Most direct pure-play public comparable for Hartz's Manhattan office holdings such as 667 Madison.
• Vornado Realty Trust: Public REIT concentrated in Manhattan Class A office including 666 Fifth Avenue and the Penn Station district. Closest public-market peer for Hartz's 667 Madison Avenue office strategy and selective mixed-use exposure in NYC.
• Brookfield Property Group: Diversified private/listed real estate operator with office, multifamily, retail, and hospitality globally including NYC (e.g., Manhattan Mall, Brookfield Place). Comparable scale and asset-class breadth to Hartz's 300+ property diversified platform.

Direct peers

• The Related Companies: Privately held, vertically integrated NYC-headquartered developer of multifamily, office, hospitality, and mixed-use assets. Directly comparable to Hartz on the mix of luxury residential (e.g., Hudson Yards rentals), hotel operations, and trophy Manhattan office, plus a similar family/patient-capital ownership profile.
• AvalonBay Communities: Public multifamily REIT with material presence in NY/NJ urban and waterfront submarkets — the most direct comparable for Hartz's luxury multifamily portfolio at Lincoln Harbor, Estuary, Hoboken Point, and Hudson Harbor.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/hartz-real-estate

Revenue estimate

Valuation estimate

Number of profiles

Profiles11 records

Subsidiaries2 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments1 record

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Hartz Mountain Industries