What The Cornerstone Group does

The Cornerstone Group is a vertically integrated, Florida-based real estate developer and operator focused on affordable and workforce multi-family housing, founded in 1993 by Jorge Lopez after his tenure at Related Companies of Florida. The group develops, constructs, and manages rental apartment communities across Broward County, North Miami-Dade, and South Miami-Dade, with 18,000+ units built or managed since inception, a current pipeline of 30+ communities, and total development cost exceeding $1 billion. Operating subsidiaries — Brookstone Construction and CSG Construction (general contracting), CRM Management Services (property operations and regulatory compliance), Mainstream Communications (resident telecom and security), and Brookstone Partners (development) — together allow the firm to control the full real-estate value chain from land entitlement through long-term operations. The tech stack is light: property management runs on RENTCafe, distribution is primarily via individual property websites plus on-site leasing offices, and resident services (cable, internet, telephone, security monitoring) are delivered through Mainstream Communications. No proprietary AI/ML, API, or data platform is evident.

The business model combines four revenue streams: recurring monthly rental income from owned apartment communities; third-party and in-house property management fees from CRM Management Services; development and construction management fees on both market-rate and affordable housing projects; and origination/financing fees tied to affordable housing finance (leadership has closed in excess of $2 billion of financing on 60+ properties). Customers are predominantly individual low- and moderate-income and workforce households across Florida, with leasing driven through property-specific websites, the RENTCafe application portal, and on-site leasing offices; supplementary demand is generated through public-private partnerships with federal, state, and local authorities for tax credit, tax-exempt bond, and Section 8-financed developments. Pricing (rental rates and management fees) is not publicly disclosed, varying by property, unit size, and program. Newer revenue initiatives include an investor portal soliciting capital for multifamily, workforce housing, and grocery-anchored retail opportunities, signaling intent to layer third-party equity capital onto the existing debt-financed development engine. The Cornerstone Group is privately held by founder Jorge Lopez with no institutional or PE backing, and key executives such as Mara Mades, Nola Castillo, and Maria Sobrado have tenures exceeding 25 years with the firm.

Name

The Cornerstone Group

Legal name

CRM Management, LLC

Website

https://cornerstonegrp.com

Company type

Private

Founded year

1993

Operating status

Operating

Headcount range

101–250 employees

Short description

The Cornerstone Group is a vertically integrated Florida real estate firm developing, constructing, and managing affordable and workforce multi-family apartment communities across Broward and Miami-Dade counties, with 18,000+ units built since 1993.

Ownership category

akta.pro rank

Product category

Affordable and Workforce Multifamily Housing

NAICS

Commercial and Institutional Building Construction (236220), Corporate, Subsidiary, and Regional Managing Offices (551114)

SIC

General Bldg Contractors - Residential Bldgs (1520), Operative Builders (1531), General Bldg Contractors - Nonresidential Bldgs (1540), Services-To Dwellings & Other Buildings (7340), Services-Facilities Support Management Services (8744)

akta.pro primary industry

Multi-Family Residential Construction (Apartments, Condos, Townhomes) (IMAFABAB)

Keywords

• Affordable housing development
• Multifamily property management
• Workforce housing communities
• Residential real estate development
• Tax credit housing financing

Headquarters

HQ city

Hollywood

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

Operations, Supply Chain, Personnel, Marketing or Sales, Infrastructure, Technology or R&D

Revenue model

1. Apartment Rental Revenue: Monthly rental income from apartment communities across affordable, workforce, and market-rate multi-family housing properties. Properties include garden-style apartments, senior residences, townhomes, and mixed-use developments in Florida.
2. Property Management Services: Complete marketing, leasing, administrative, accounting, compliance, and other property management services provided by affiliate CRM Management Services for Cornerstone properties and potentially third-party owners.
3. Development and Construction: Real estate development fees and construction management through affiliated companies Brookstone Construction LLC and CSG Construction LLC. Development includes both market-rate and affordable housing properties.
4. Tax Credit and Subsidized Housing Financing: Financing closed for affordable housing developments includes federal, state, and local funds as well as private construction and permanent debt. Ms. Mades has closed in excess of $2 billion of financing for 60+ properties.

Go-to-market motion2 records

Distribution channels3 records

Marketing channels5 records

Core offering

The Cornerstone Group develops, constructs, and manages affordable, workforce, and market-rate multi-family apartment communities throughout Florida. The company operates a vertically integrated platform combining in-house development, construction management (Brookstone Construction), property management and compliance (CRM Management Services), and resident telecommunications (Mainstream Communications), serving low/moderate income and workforce households across 30+ communities in Broward County, North Miami-Dade, and South Miami-Dade.

Product overview

The Cornerstone Group operates as a unified multi-family housing platform consisting of development, construction, property management, and telecommunications services. The core offering is affordable and workforce apartment communities throughout Florida, supported by affiliated entities: Brookstone Construction for development and construction management, CRM Management Services for property operations and compliance, and Mainstream Communications for resident telecommunications and technology services. The company has developed over 18,000 apartment homes since 1993.

Differentiator

Problem solved

Functional benefit

Brands

• Platform 3750: Mixed-use apartment community in Coconut Grove, Miami
• Captiva Cove
• Sonata
• Solaris
• Solimar
• Centerra
• Villa Capri

Products and services

• Affordable Apartment Communities Multi-family rental housing communities (garden-style apartments, townhomes, senior residences, and mixed-use developments) developed and managed for low/moderate income and workforce households throughout the State of Florida, offering distinctive apartment homes with superior amenities and professional on-site management. Includes properties such as Captiva Cove, Marquis, Solaris, Sonata, Platform 3750, Pelican Cove, Regatta Place, Villa Capri, and others.
• CRM Management Services Property management affiliate providing complete marketing, leasing, administrative, accounting, compliance, and other services for Cornerstone properties, with extensive experience in affordable and workforce housing compliance including Section 8 and bond financing programs.
• Brookstone Construction Affiliated general contracting and construction management company that acts as construction manager and general contractor for Cornerstone development projects, ensuring quality control and cost containment through direct control of the design and construction process.
• Mainstream Communications Single-source provider of voice, video, and data telecommunication services for Cornerstone residents, including cable/satellite television, security monitoring, intrusion alarms, telephone, high-speed internet access, and customized tenant services.

Quantifiable outcome

• 18,000+ apartment homes built and managed since inception
• +2 more outcomes

Named customers3 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Partnerships

Eleven partnerships are on record, tiered core and minor.

• CRM Management Services, LLLcoreStrategic or Co-development Partner · 1 January 1993Affiliated property management company providing complete marketing, leasing, administrative, accounting, compliance, and other services for Cornerstone properties. Since 1993, CRM has provided management services with extensive experience in affordable and workforce housing compliance.
• Brookstone Construction, LLCcoreStrategic or Co-development Partner · 1 January 1993Affiliated general contracting company acting as construction manager and general contractor for Cornerstone projects. Principals have completed construction of over 18,000 units throughout Florida. Controls design and construction phase ensuring highest value and quality.
• Mainstream Communications, LLC (Mainstream New Media)minorStrategic or Co-development PartnerSingle source provider of voice, video and data telecommunication services for Cornerstone residents including cable/satellite TV, security monitoring, intrusion alarms, telephone, high-speed internet, and customized tenant services.
• Miami FoundationminorOthersNonprofit philanthropy partner building the philanthropic, civic, and leadership backbone for Greater Miami.
• SBC CDCminorOthersNon-profit corporation providing programs and services that address intergenerational needs of the community.
• Youth For ChristminorOthersYouth organization reaching young people through commitment and social involvement in local communities.
• Give Kids a ChanceminorOthersNeed-based scholarship fund for high school seniors.
• Jewish National FundminorOthersOrganization building a strong, vibrant future for the land and people of Israel.
• CHI (Community Health Information)minorOthersNonprofit health care organization providing affordable quality primary and behavioral health care services to South Florida residents.
• Corwil ArchitectsminorStrategic or Co-development PartnerArchitecture firm serving as designer for 805 West Flagler Street mixed-use development project in Miami.
• Brookstone 805 Flagler LLCcoreStrategic or Co-development PartnerAffiliate entity for the 805 West Flagler Street eight-story mixed-use development in Miami's urban core, involving 354 residential units and approximately 5,000 square feet of ground-floor retail.

Scale indicators5 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• The Related Group: Miami-based, founder-led multifamily developer with deep South Florida focus, large affordable and market-rate portfolio, and a similar vertically integrated model including a construction affiliate. Comparable to Cornerstone in market, customer base, and integrated structure.
• WinnCompanies: One of the largest affordable and mixed-income housing developers and managers in the U.S., with deep expertise in LIHTC, Section 8, and public housing redevelopment. Directly comparable on affordable housing strategy, regulatory navigation, and third-party management services.
• Dominium: One of the largest affordable housing developers and managers in the U.S., with deep LIHTC and Section 8 expertise. Comparable to Cornerstone on affordable housing specialization, integrated development/management model, and growing Florida portfolio.
• The NRP Group: National affordable and workforce multifamily developer, builder, and property manager headquartered in Cleveland with significant Florida operations. Closely comparable on LIHTC-driven affordable housing development pipeline and integrated construction-to-management model.
• Conifer Realty: Northeast-based but nationally active affordable and workforce housing developer and manager with integrated property management. Comparable to Cornerstone in LIHTC-driven affordable housing pipeline, scale, and management-services business line.
• Atlantic Pacific Companies: Florida-headquartered multifamily developer, builder, and manager with a heavy focus on affordable and workforce housing across the Southeast. Directly comparable to Cornerstone on geography, product mix, and vertically integrated operating model.
• LeCesse Development Group: Florida-based multifamily developer with both market-rate and affordable housing product, plus an in-house construction affiliate (LeCesse Construction). Closely comparable to Cornerstone on Florida-centric operations, product mix, and integrated development-to-construction model.
• Wood Partners: National multifamily developer and operator with major Sun Belt and Florida presence, building garden-style, mid-rise, and mixed-use product. Comparable to Cornerstone on multi-family development expertise, Sun Belt focus, and product type.

Emerging players

• RangeWater Real Estate: Sun Belt-focused multifamily developer, manager, and investor with a vertically integrated model including in-house construction. Comparable on geography (heavy Southeast/Florida overlap), build-to-rent and apartment focus, and integrated platform structure.

Broad incumbents

• Greystar Real Estate Partners: The largest multifamily property manager and a major developer/investor globally with significant affordable housing exposure. Operates broadly across the apartment value chain, dwarfing Cornerstone's scale; representative of where the industry is consolidating.

Market position

Strengths1 record

Weaknesses1 record

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/cornerstonegrp
• LinkedInlinkedin.com/company/cornerstone-group-florida
• Instagraminstagram.com/thecornerstonegrp
• Xx.com/cornerstonegp

Revenue estimate

Valuation estimate

Number of profiles

Profiles18 records

Subsidiaries6 records

Funding overview

Funding rounds

Investors

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

M&A

Investments

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

Frequently asked questions about The Cornerstone Group