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
-
Fueled by fire, Piccolina does a lot with a little (space)
August 16, 2019
Fueled by fire, Piccolina does a lot with a little (space) -
Chef Amy Brandwein opens an all-day Italian spot in CityCenter
July 29, 2019
Chef Amy Brandwein opens an all-day Italian spot in CityCenter -
Everything You Need to Know About Ballston’s Huge New Food Hall
July 24, 2019
Everything You Need to Know About Ballston’s Huge New Food Hall -
Take a Walk Around Ouzo Bay and Loch Bar, River Oaks’s New Seafood-Obsessed Hotspots
July 19, 2019
Take a Walk Around Ouzo Bay and Loch Bar, River Oaks’s New Seafood-Obsessed Hotspots -
Shilling Canning Company Opens in Navy Yard With Wood-Fired Chesapeake Cooking and Family Feel
July 9, 2019
Shilling Canning Company Opens in Navy Yard With Wood-Fired Chesapeake Cooking and Family Feel -
Peak Chesapeake Restaurant Opening in Navy Yard This Week
July 8, 2019
Peak Chesapeake Restaurant Opening in Navy Yard This Week -
The Biggest Summer Restaurant Openings of 2019 - Piccolina
May 23, 2019
The Biggest Summer Restaurant Openings of 2019 - Piccolina -
Look Inside Silver Spring’s Newest Mexican Restaurants
April 30, 2019
Look Inside Silver Spring’s Newest Mexican Restaurants
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
Rose’s Luxury
Rubin Museum
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
Newsletter Sign-up
Architecture and Design
Branding
Commercial
Cultural
Hospitality
Residential
Restaurant
Retail
Partners
Olvia C. Demetriou FAIA
Peter F. Hapstak III AIA
Team
Alexi Adamstein
Anastasia Tulpa
Andrea Ross Robins
Bill Young
Chris Buscetta
Christopher Corneal
Cristian Rosa
Diego Castellanos
Edgardo Vela
Elisabeth Kim Oliver
Hannah Maka
Indira Cruz
Kassandra Bishop
La'Joya Worrell
Meagan Stables