Insights

Boutique scale Mid-sized architecture and planning studio with 11-50 employees presents a personalized, high-touch service model ideal for middle-market clients seeking innovative design with hands-on leadership from founders.

Leadership leverage Direct access to experienced principals Peter Hapstak and Olvia Demetriou offers a differentiator for clients needing strong design vision and accountability, enabling multi-phase engagements from concept to realization.

Full-service potential Capability to manage projects end-to-end across various sizes and types suggests cross-sell opportunities into clients needing comprehensive design, planning, and execution services rather than point solutions.

Tech-enabled Adoption of diverse tech stack including analytics, fonts and web optimization tools indicates readiness to leverage digital collaboration, BIM-adjacent workflows, and data-driven design processes to win tech-forward clients.

Growth signals Revenue range of one to ten million positions HapstakDemetriou+ as an attractive target for mid-market clients and partnered opportunities with larger, publicly known firms seeking boutique studios to supplement scale.

Similar companies to HapstakDemetriou+

HapstakDemetriou+ Tech Stack

HapstakDemetriou+ uses 8 technology products and services including Squarespace, WordPress, Google Workspace, and more. Explore HapstakDemetriou+'s tech stack below.

HapstakDemetriou+'s Email Address Formats

HapstakDemetriou+ uses at least 1 email format:
HapstakDemetriou+ Email FormatsExamplePercentage
FirstL@hd-ad.comJohnD@hd-ad.com
100%

Frequently Asked Questions

What is HapstakDemetriou+'s phone number?

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You can contact HapstakDemetriou+'s main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is HapstakDemetriou+'s official website and social media links?

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HapstakDemetriou+'s official website is hd-ad.com and has social profiles on LinkedIn.

How much revenue does HapstakDemetriou+ generate?

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As of August 2026, HapstakDemetriou+'s annual revenue is estimated to be $1M - $10M.

What is HapstakDemetriou+'s SIC code and NAICS code?

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HapstakDemetriou+'s SIC code is 8712 - Architectural Services and NAICS code is 54131 - Architectural Services.

How many employees does HapstakDemetriou+ have currently?

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As of August 2026, HapstakDemetriou+ has approximately 16 employees across 1 continents, including North America. Key team members include Controller: C. H., Interior Designer: A. S. and Architectural Designer: E. V. Explore HapstakDemetriou+'s employee directory with LeadIQ.

What industry does HapstakDemetriou+ belong to?

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HapstakDemetriou+ operates in the Architecture and Planning industry.

What technology does HapstakDemetriou+ use?

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HapstakDemetriou+'s tech stack includes Squarespace, WordPress, Google Workspace, Mailchimp, All in One SEO, Google Search Console, Contact Form 7 and OpenResty.

What is HapstakDemetriou+'s email format?

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HapstakDemetriou+'s email format typically follows the pattern of FirstL@hd-ad.com. Find more HapstakDemetriou+ email formats with LeadIQ.

When was HapstakDemetriou+ founded?

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HapstakDemetriou+ was founded in 2011.
HapstakDemetriou+ logo

HapstakDemetriou+

Architecture and PlanningDistrict of Columbia, United States11-50 Employees

HapstakDemetriou+ is an architecture and design studio led by Peter Hapstak and Olvia Demetriou, FAIA, known for delivering inventive, timeless design solutions across a range of project types and sizes. The firm brings together a diverse group of architects and designers who collaborate to guide clients from concept through realization, aiming to translate ideas into completed spaces. Based in Washington, D.C., the studio operates within the broader architecture and planning industry, offering comprehensive design services that address the needs of its clients and their projects. With a focus on creative, spirited approaches to architecture, HapstakDemetriou+ emphasizes thoughtful design outcomes and sustained relevance in its work.

Section iconCompany Overview

Phone number
Website
hd-ad.com
SIC Code
8712 - Architectural Services
NAICS Code
54131 - Architectural Services
Founded
2011
Employees
11-50

Section iconFunding & Financials

  • $1M - $10M

    HapstakDemetriou+'s revenue is estimated to be in the range of $1M - $10M

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