Onyx is a full service Residential and Commercial Development company based in Baltimore, MD. We specialize in transforming vacant spaces into thriving community assets in partnership with the community and local stakeholders.

Projects

The Legacy at Gilmor

“The Legacy: A Reflection of Timeless Elegance in Franklin Square, Baltimore”

Set against the backdrop of Baltimore’s rich history and cultural tapestry, The Legacy pays homage to the city’s legacy while offering residents a sophisticated urban retreat. From the moment you step inside, you’re greeted by thoughtfully designed interiors boasting luxurious finishes, open-concept layouts, and an abundance of natural light. Every detail of The Legacy has been carefully curated to elevate the living experience.

Buyers also have the option to custom design their own home and create the aesthetic they wish to see by choosing finishes with our design team. From gourmet kitchens equipped with state-of-the-art appliances to serene outdoor spaces perfect for relaxation and entertainment, each home reflects a commitment to quality craftsmanship and refined living.

The Pikesville Armory

About The Armory

Selected in January of 2023, Seawall and Onyx Development bring a Baltimore-centric approach to community-led development, with a focus on adaptive reuse and mixed use projects. The Armory is Onyx’s first commercial development project – a 14 acre historic military site.

A historic military site reimagined to combine intergenerational community, encourage play, and inspire creativity.

Housing Program from The South Baltimore Community Land Trust

South Baltimore Community Land Trust creates development without displacement through renovations of vacant homes and construction of new homes on vacant land. All homes created and sold by South Baltimore CLT will remain affordable permanently creating opportunity for generations to come. We are also committed to working with first time homebuyers to support you every step of the way. You can take your first step now by filling out our homeowner application form. From there, we will connect with you about programs to support you in your homeownership goal.

About

ONYX Development

Founded by Rian Hargrave, a visionary hailing from the vibrant city of Baltimore, Onyx Development stands as a beacon of empowerment and transformation in the realm of real estate where strength, resilience, and the power to overcome challenges form the foundation of our real estate endeavors.

At Onyx Development, we believe in the enduring power of Black Onyx, a stone renowned for its deep black hue and symbolic representation of strength and perseverance— embracing the challenges of the real estate landscape, navigating the complexities with unwavering determination.

Our core pillars—Development, Property Management, and Consulting—reflect the multifaceted nature of our commitment to creating spaces that not only withstand the test of time but also inspire and uplift.

With over 10+ years in the Real Estate Industry, Rian Hargrave brings a unique perspective to Onyx Development. Her leadership is characterized by a fusion of resilience and creativity, a testament to her commitment to breaking barriers and forging new paths within the real estate realm.

Onyx embarks on each development project transmuting challenges into triumphs and obstacles into stepping stones. A manifestation of strength, empowerment, and the relentless pursuit of excellence. Building a Legacy of Strength in Every Structure.

Presale Options

Gillmor Homes

Take advantage of these exceptional presale benefits with Gillmor Homes and turn your dream of a perfect home into a reality. Contact us today to learn more and secure your future in a community built for excellence and comfort.

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Onyx

Commercial Property Management

At Onyx Development, we pride ourselves on delivering high-quality commercial property management services tailored to your unique needs. Our dedicated team ensures your properties are managed efficiently, maximizing your investment and providing peace of mind.

Why choose Onyx Developement?

Comprehensive Management Services:

We handle all tenant communications, lease negotiations, and conflict resolution to foster positive relationships and maintain high occupancy rates.

Our proactive approach ensures your property remains in top condition. From routine maintenance to emergency repairs, we’ve got it covered.

Transparent financial reporting, budgeting, and rent collection services keep your investments profitable and stress-free.

We stay up-to-date with all property management laws and regulations, ensuring your property is always in compliance.

What to Expect:

We understand that each property is unique. Our tailored management plans are designed to meet your specific requirements.

Our experienced property managers are dedicated to providing exceptional service and support.

With Onyx Development, you can rest assured that your property is in capable hands, allowing you to focus on what matters most to you.

Get in Touch

Ready to experience the Onyx Development difference? Contact us today for a free consultation and discover how we can elevate your commercial property management experience.

Together, let’s maximize the potential of your commercial property.

Our

Recent Projects

ONYx in the press

WYPR.ORG:

Two approaches to transforming abandoned buildings in Baltimore City

Baltimore Business Journal: Building on the fringe-
These developers see opportunity where others see blight

Mayor Brandon Scott and Rian Hargrave at the official ribbon cutting of the block of 300 Gilmor St!

Visit our sister company

The Legacy at North Gilmor!

Learn more about first time homebuyer programs, financing, our upcoming projects, getting connected with a realtor and more!

Testimonials

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