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Contact us today, we would love to hear from you! 

Baltimore, MD 21202

Blackstone Construction is a full-service WOSB, SDVOSB, HUBZone, MDOT General Contractor with experience and expertise in commercial, the federal government, historical renovation projects. 


About (old)

With a focus on transforming concept into reality, PB Design and Construction helps to develop a clear vision for your future. Our mission is to transform the way the future live, work, and play-through clean energy design and technological construction.


PB Design and Construction (PBDC) is a veteran– and woman-owned small business enterprise established to provide a very personal level of service.  We believe that culture, travel, elegance, and sustainability all play a significant role in design and construction innovation, and our team aspires to deliver tailored solutions that meet the evolving needs of our worldwide clients.

At PBDC, no client is too large or too small.  We provide an experienced team of architects, engineers, interior architects and contractors and experts with over 60 collective years of experience developing and delivering seamless performance tailored to meet our clients’ individual needs.  Our team’s diverse experiences and tastes, developed over decades of study and worldwide travels are reflected in every project we complete.

The PBDC team is devoted to ensuring we deliver the attention, quality, and excellence our clients deserve on time and within budget.  Our goal is to harmonize form and function to revolutionize and inspire in the spaces where you spend your time the most. 

PBDC is LEED-certified, ensuring we deliver results that reflect the highest industry and government standards in creating green, eco-friendly spaces.


With a continued dedication to transform  communities around the globe, Blackstone Construction Group will deliver the highest quality, value and cost-effective projects as a premier general contractor. 


We design, manage and build sustainable interior and exterior spaces for Federal, State and commercial clients with the highest standards in safety, quality, and production with the passion, knowledge, and the integrity of our employees, vendors, and partners.



 We value our employees innovative and forward-thinking commitment they demonstrate daily to strengthen and transform communities through:

  • Teamwork
  • Integrity
  • Quaility
  • Safety
  • Commitment



At PBDC, our goal is to enhance the environment in which we live, learn, play, and work.  We approach projects from a holistic perspective to build relationships that fulfill and exceed our clients’ needs.

Our passion for design and construction is used to bring each client’s unique vision to life, from concept to creation.  By developing and incorporating long- and short-term goals, we transform ordinary spaces into timeless works of art, and we ensure our clients will influence and inspire others for years to come.  We clearly demonstrate to our clients that all of our employees love what they do as we continue to design and build spaces that people love.


Patience Brown is a decorated military veteran with nearly two decades of experience in construction management and commercial, residential, retail, and hospitality design.  Coupled with a diverse tapestry of past experiences, Patience’s craft follows the mantra Design to Inspire, resulting in an unparalleled level of creativity, ingenuity, and expertise. 

Patience enjoys getting to know each of her clients personally so she can craft an experience to reflect the unique tastes and needs necessary for each project, and she often draws from her travels in Europe, Mexico, the Caribbean, and the Far East to influence her work.

Patience has Master’s degrees Project Management, and Interior Architecture and Design from George Washington University’s Master’s Program.  Most of all, she loves teaching Yoga, rock climbing, and enjoying other life adventures.