is more than a motto at HDA,
it’s the philosophy we live by. In 1986,
Jack Holleran, President of HDA, envisioned a professional service firm providing
creative and timeless design with
exceptional customer service. Our staff
provides architecture, interiors and
master planning services across these diverse sectors:
BEVERAGE
INTERIORS
OFFICE
MULTI-FAMILY & HOSPITALITY
RETAIL & COMMERCIAL
DISTRIBUTION & WAREHOUSING
IT STARTS WITH A VISION
MANAGEMENT
PRESIDENT
JACK
HOLLERAN
As President of HDA, Jack reinforces strong leadership within the company, taking an active role in programming, conceptual design, and project strategy. Jack chairs the Executive Management Team while his 46 years of experience includes various projects ranging from Beverage, Office, Interiors, Multi-Family & Hospitality, Retail & Commercial, and Distribution & Warehousing.
636.449.2450
VICE PRESIDENT
PATRICK HOLLERAN
Patrick oversees business development initiatives and pursuit strategies for all market sectors. He utilizes his strong interpersonal skills to establish solid client and consultant relationships. Additionally, Patrick works closely with the local and national trade publications making sure each HDA client’s project is covered and published appropriately. Patrick plays a key role in HDA’s operations and assures our image
and core values are well represented.
314.780.1204
As the Accounting & Office Manager, Kathy manages the firm’s financial direction and obligations and develops and maintains the HR system. She works in conjunction with the President, Vice President, and Director of Operations. Kathy has been a dedicated HDA employee for over 14 years and decided that HDA was the best fit for her, because of the “family-like” atmosphere of the company.
KATHY ZIELINSKI
ACCOUNTING
& OFFICE MANAGER
636.449.2456
ACHIEVEMENTS
OVER $3 BILLION IN
CONSTRUCTION
OVER 30 YEARS IN BUSINESS
DESIGNED OVER
16 AUTO DEALERSHIPS
OVER 100 MILLION SF
DESIGNED ACROSS THE COUNTRY
DESIGNED THE FIRST
SILVER LEED CERTIFIED LEXUS
DEALERSHIP IN THE COUNTRY
DESIGNED OVER 100
OFFICE BUILDINGS
REGISTERED IN 40 STATES
DESIGNED OVER 250
INDUSTRIAL PROJECTS
DESIGNED OVER 150 BEVERAGE
DISTRIBUTION FACILITIES
DESIGNED THE FIRST
LEED CERTIFIED OFFICE
BUILDING ST. LOUIS
CORE VALUES
QUALITY
