Foundational Relationships: Davis Carter Scott

Throughout this year, Allen & Shariff is taking the time to acknowledge and appreciate the foundational business relationships that we have developed during our first 25 years. As we pause to spend time with our valued friends and partners, we are taking the time to share a little about who they are, the work we’ve done together, and why we’re proud to know them. 

Read about how we’re celebrating our 25th anniversary all year long at

Davis Carter Scott (DCS), one of the largest locally-owned architectural and interior architectural firms in the D.C. Metropolitan area, offers expertise in land-planning, architecture, interior architecture, and sustainable design. In business for 50 years, DCS continues to rely on the core values on which it was founded – commitment to the profession, the community, their clients, and their employees. These are values Allen & Shariff shares with DCS, as well as a reputation for honesty in all interactions, whether personal or professional.

“The partnership between the architect and Mechanical Electrical Plumbing consultant is one of the most essential parts of designing and building a successful project,” said principal Douglas Carter. “Our relationship and experience with Allen & Shariff has always been of the highest quality and we’ve been doing work with them for the past 25 years.  We’ve done a lot of really fascinating projects together both here in the US and around the world.”

Here are some of the projects on which we’ve partnered, both old and new.

Potomac Yard Land Bay E West – Arlington, VA
Allen & Shariff provided MEP engineering consulting and LEED Prerequisite Commissioning for two high rise Class A office buildings with retail and underground parking garage. The mechanical system includes a central chilled water plant located at roof level for each building.  Each chiller plant consists of two centrifugal chillers, two draw-through cooling towers, plate and frame heat exchangers, and primary/secondary pumping arrangement.  Floor by floor low temperature AHUs supply conditioned air to fan powered terminal units with electric heating. A separate cooling tower and pumping system serves retail tenants. At Allen & Shariff, we’re pleased to have contributed to a project that was granted LEED Gold Certification.

John Marshall III Building and Parking Garage – Tysons Corner, VA
John Marshall III is the third phase of the Booz Allen Hamilton corporate complex in Tyson’s Corner, Virginia. Allen & Shariff was the mechanical, electrical, plumbing (MEP) and Fire Protection Engineer of Record for the 180,000 square foot, nine story office building. The central HVAC equipment consists of cooling towers, open loop pumps, and a 100% outside air unit. Electrical design included incoming electrical service and electrical bus duct with high and low voltage panelboards on each floor.  The parking garage electrical design included protective area lighting systems, roadway lighting for inside and the immediate exterior perimeter of a five-level underground garage. An ADA compliant fire alarm system with a fire control room and wet and dry sprinkler systems were designed for this project.

American Legion Post 139
Allen & Shariff is the mechanical, electrical, plumbing (MEP) and Fire Protection (FP) Engineer of Record for this new 166,000 square foot, seven story office building in Arlington, Virginia.  The building includes 160 units, condo space for the American Legion, and will have one level of underground parking.  The state-of-the-art HVAC design includes air-cooled, direct expansion (DX) split systems serving each residential unit, amenity and common areas, and condo spaces.  Electrical design includes incoming electrical service and electrical busduct with panelboards on each floor, lighting and power distribution.  In addition, natural gas will be used in the American Legion kitchen for cooking and generating domestic hot water, for DOAS mechanical heating, and domestic hot water for the central laundry.  An ADA compliant fire alarm system with wet and dry sprinklers and standpipes have been designed for this project.

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