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Inside the HDA studio in Chesterfield, Missouri

It starts
with a vision.

Our reputation is based on the way we treat our clients, their projects and the level of service we provide.

When you decide it is time to renovate, expand or build a new facility, HDA offers a full line of services that cover every component of design and construction. Our team applies a proven process to deliver a quality project on time and on budget.

HDA provides architecture, interiors and master planning across beverage wholesalers, warehousing and distribution, manufacturing, adaptive reuse, office and commercial, auto dealerships, multifamily and hospitality, senior living, mixed-use, retail, entertainment and craft breweries.

1986Founded by Jack Holleran
150M+Square feet designed
$3.5BIn construction value
40States registered to practice

Forty years,
told briefly.

The original HDA team in 1986
The HDA team, 1986
1986A firm founded on serviceJack Holleran founds HDA. Early work, including the master plan for TOLD Development Company's Crossroads Corporate Center, establishes the name. Over three decades HDA designs more than 70 office buildings for TOLD.
1990sInto beverageHDA expands into the beverage wholesaler sector, going on to work with more than 200 beverage clients nationwide, including Silver Eagle Distributors in Houston.
2000sEarly on sustainabilityHDA wins the design competition for the Anheuser-Busch Technology Center, St. Louis's first LEED-certified office building. Through the Great Recession, projects like Del Papa Distributing and Mungenast Lexus of St. Louis keep the studio strong.
2010sNew sectorsCraft breweries, multifamily, auto dealerships and hospitality join the portfolio, with projects like O'Fallon Brewery, Two Twelve Apartments, Aristocrat Motors Mercedes-Benz and AC Hotel.
TodayStill growingLuxury condominiums, adaptive reuse, entertainment and senior living, with more than 150 million square feet designed across 44 states and more than $3.5 billion in construction.

Our guiding values

01QualityWe strive to provide a high level of excellence with each project we design.
02CreativityWe pride ourselves on thinking outside the box to achieve our clients' goals.
03IntegrityWe believe in soundness of moral character and honesty.
04ProfessionalismWe value reliability, dedication and being thorough from start to finish.
05Can-do attitudeWe work with our clients' goals to achieve optimal results.

Start with
your vision.

New businessPatrick Holleran, Senior Principal314.780.1204pholleran@hdai.com