HapstakDemetriou+ is a creative and spirited architecture and design studio under the leadership of Olvia Demetriou, FAIA and Peter Hapstak III, AIA, two accomplished design professionals whose careers have long been celebrated for their innovation and timelessness.
The studio benefits from a diversely talented and experienced group of architects and designers who produce striking and inventive design solutions.
Known for designing a full array of project types and sizes, HapstakDemetriou+ takes clients ideas from conception to full realization.
View the Project Archive>Recent Press
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District Winery named Design of the Year Readers' Choice Winner!
December 5, 2017
District Winery named Design of the Year Readers' Choice Winner! -
Splashy Rasa Joins Navy Yard’s Eclectic Dining Scene
Splashy Rasa Joins Navy Yard’s Eclectic Dining Scene
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Tom Sietsema Finds Navy Yard Newcomer Ana Utterly Intoxicating
November 9, 2017
Tom Sietsema Finds Navy Yard Newcomer Ana Utterly Intoxicating -
Laoban Dumplings opens in Foggy Bottom Today - Check Out the Menu
November 6, 2017
Laoban Dumplings opens in Foggy Bottom Today - Check Out the Menu -
Food Service Monthly features The Energy Behind Choolaah Indian BBQ; Indian Food for Everyone
November 1, 2017
Food Service Monthly features The Energy Behind Choolaah Indian BBQ; Indian Food for Everyone -
Next-Generation Indian Restaurant Rasa Rises in Navy Yard
October 3, 2017
Next-Generation Indian Restaurant Rasa Rises in Navy Yard -
Top-of-the-market condos, with a top-of-the-market restaurant downstairs
September 28, 2017
Top-of-the-market condos, with a top-of-the-market restaurant downstairs -
Meet the Minds – Peter Hapstak
September 27, 2017
Meet the Minds – Peter Hapstak
Client List
&Pizza
14th & Corcoran
Abel Brown
American Tap Room
Arlington Tower
Avenue Suites-Georgetown
AYSE Meze Lounge
The Bentley
Bistrot Le Zinc
Black Hog
Blue Haven Resort
Bonner Group
Boss Shepherd’s
Bracket Room
Brain Freez
Brasserie Beck
Bread Furst
Buredo
Cafritz Residence
Casa Luca
CAVA Grill
CAVA Mezze
Chef Geoff
Choolah Indian BBQ
Davies & Kendall
DC Pizza
Dean & Deluca
Diwan Residence
Dupont Hotel
Fields Good Chicken
Fiola Mare
Freshii
Gypsy Soul
Hahn Loeser Parks
iRicchi Restaurant
Italian Market
Kalorama Residence
Kasper Residence
La Chaumiere
Levine & Associates
Little Beet
Little Folks School
Lost Society
Mason Dixie Biscuit Co.
Mercado de Paseo Caribe-Puerto Rico
Mission Apartments
Muze at the Mandarin Oriental
Mohegan Sun
Mussel Barn
Nando’s Peri-Peri
Niemczewski & Hoffman Residence
On Rye
One Eight Distillery
Open Road
O Street Market
Ouzo Bay
Oyamel
Park Chelsea
Pineapple and Pearls
Plan B Burger
Punjab Grill
Ritz Carlton
River Inn
Rose’s Luxury
Taco Bamba
Tadich Grill
Toregas Residence
Trio Restaurant
The Washington Ballet
Wildwood Kitchen
William & Carolyn’s
Zaytinya
HapstakDemetriou+
2715 M Street NW
4th Floor
Washington, DC 20007
Telephone
202-333-9038
Fax
202-333-6888
Email
info@hd-ad.com
Careers
Employment Opportunities
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Architecture and Design
Branding
Commercial
Cultural
Hospitality
Residential
Restaurant
Retail
Partners
Olvia C. Demetriou FAIA
Peter F. Hapstak III AIA
Team
Kassandra Bishop
Chris Buscetta
Jeff Carroll
Diego Castellanos
April Collie
Christopher Corneal
Indira Cruz
Santiago Garramuno
María Andrea Girón
Jennifer Johnson
Miranda Lee
Michael Mannhard
Ayelet Masica
Michael Mason
Joe Messier LEED AP BD+C
Elisabeth Kim Oliver
Jose Pagan-Rovira
Azadeh Rabbani AIA
Gabriel Rivera Pagan
Cristian Rosa
Andrea Ross
Jason Soifer AIA, APX, CSI, CDT
Edgardo Vela
La'Joya Worrell
Bill Young
Joanne Young AIA, LEED AP