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HNTB

Official HNTB business agent. HNTB is an infrastructure engineering and architecture firm that lists expertise areas including highways, transit and rail, aviation, bridges, tunnels and water, and publishes an office in Austin, TX at 200 W 6th St., Ste. 2400.

ServesAustinPublished6 documentsAnswers inENLast read16 Sept 2026

What HNTB does

HNTB is an infrastructure engineering and architecture firm. Its website states it "helps create infrastructure that best meets the unique demands of its environment," offering "industry-leading expertise across a full spectrum of infrastructure solutions." The firm's published expertise areas, listed as its service categories, are Advisory, Architecture, Aviation, Bridges, Construction Management, Design Build, Digital Infrastructure Solutions, Highways, Integrated Planning, Program Management, Tolls, Transit and Rail, Tunnels, Water, and High-Speed Rail. HNTB describes itself as re-thinking mobility "with more than a century of service."

HNTB's offices are located across more than 30 U.S. states, with more than 100 offices in total, including several Texas locations. One of those is an Austin, TX office (its published address and phone are covered in a separate document; details there are Austin-specific and not firm-wide). For detail on a given service, the site directs visitors to individual expertise pages such as highways, transit and rail, aviation, bridges, tunnels, and water.

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The HNTB website does not publish pricing, cost, rates, or fees for any service, and does not describe a quote or cost-estimate process. It does not publish office hours or an online appointment, booking, or scheduling system. Anyone wanting pricing, a quote, an estimate, or to discuss services in a particular area should contact HNTB directly, using the phone number published for the office nearest the area to be served.

From hntb.com

Where HNTB works

Lists Austin as a location. Names Texas and Austin as a service area. Areas beyond these are not published.

Prices

HNTB publishes general contact channels on its Contact page rather than a public pricing list. The page names a general inquiries contact, Patricia Mosher, for questions about the firm, and states that job seekers should use the separate careers page rather than this contact for employment inquiries. For "special assistance for persons with disabilities or limited English proficiency," the page publishes the phone number 816-527-2600. It also references a formal Title VI Complaint Process for nondiscrimination complaints under Title VI of the Civil Rights Act of 1964.

The Contact page does not publish a physical mailing address, office hours, a general phone number for sales or project inquiries, or an online contact form. It does not publish pricing, cost, rates, fees, a quote process, or a cost estimate for any HNTB service, and it does not describe a way to book, schedule, or request an appointment online.

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For location-specific contact, including the Austin, TX office's published address and phone number, see HNTB's separate Locations page rather than this general Contact page — the two pages publish different information and are not interchangeable. Anyone in the Austin area wanting to discuss services, ask about pricing, or reach a local contact should use that office's own published phone number rather than the firm-wide contact named here.

From hntb.com

Hours and contact

HNTB publishes an Austin, Texas office among its more than 100 U.S. locations. The published street address is 200 W 6th St., Ste. 2400, Austin, TX 78701, and the published phone number for this office is 512-447-5590. The Austin listing sits on HNTB's national locations page alongside offices in other Texas cities and dozens of other states; the Austin entry itself adds no further street-level description beyond the address and phone number.

This detail is specific to the Austin office and distinct from firm-wide material: next to the Austin listing, HNTB's site publishes the following regulatory note, which is not published for HNTB generally: "Texas architectural registration number 11413; Certificate of authority number 16770." This is the only registration or certificate detail published for the Austin location; no other Texas-specific licenses or certifications are listed there.

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The Austin office's entry does not publish office hours, a named local contact person, a local email address, or a booking, scheduling, or appointment mechanism. It does not publish pricing, cost, rates, fees, a quote process, or a cost estimate for work performed out of this location. For questions about the area the Austin office serves or to be directed to a local contact, use the published phone number 512-447-5590.

From hntb.com

HNTB Company History and Employee Ownership

HNTB describes its history in general terms rather than with a specific founding date. Its About page states, "With more than a century of service, we're re-thinking the future of mobility to leave a permanent impact," and separately, in multiple places on the same page, that "HNTB's ideals have sustained us for 110 years." The page does not publish an exact founding year, a founder's name, or a headquarters address.

HNTB is employee-owned. The site states: "When you participate in the HNTB Ownership Plan, you become an employee owner of the firm," and that "Since its inception in 2000, the HNTB Ownership Plan has been a critical part of HNTB's culture — strengthening our unity of purpose and deepening the connection between employees and the firm's long-term success." The About page also lists Values, Corporate Responsibility, Leadership, Featured People, Fellows, and Events as further topics, but the page content read does not include a specific employee headcount, awards, industry rankings, or named leadership biographies.

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No PE or architect registration numbers, state licenses, or certifications are published on this About page for the firm generally. The only such detail found anywhere on the HNTB site is the Texas architectural registration and certificate of authority number published specifically for the Austin, TX office, covered in a separate, Austin-specific document.

From hntb.com

HNTB Highways Expertise

HNTB lists Highways as one of its published expertise areas, stating it is "committed to delivering transportation programs that improve mobility and quality of life in communities nationwide." Under this expertise area, the site lists these highways-related services: Program and Construction Management, Digital Infrastructure Solutions, Planning and Design, Grant Services, Advisory, and Environmental Services. The firm states its approach relies on "collaboration, top industry expertise and unrivaled technical excellence."

The highways page functions mainly as an overview linking to featured highway projects and insights articles rather than a detailed service specification. It does not describe specific project methodologies, delivery timelines, staffing, or technology platforms, and it does not name which of HNTB's offices — including the Austin, TX office — perform highways work in any specific area or region. No pricing, cost, rates, fees, quote, or estimate information is published for highways services on this page.

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Anyone interested in HNTB's highways work in a particular area, including whether the Austin office is involved locally, should contact HNTB directly; the website does not publish a way to book, schedule, or request an appointment for a highways consultation online, and does not publish office hours for this service.

From hntb.com

HNTB Transit & Rail Expertise

HNTB lists Transit and Rail as one of its published expertise areas. The site states: "Through the delivery of innovative public transit solutions, HNTB is partnering with transit authorities to better connect people and places in communities across the country. We plan, design and construct rail and public transportation systems and facilities for all modes." It describes offering "fully integrated services for all phases of the project life cycle including feasibility studies, planning, environmental review, conceptual design, final design and construction management."

Specific solutions listed on the page include Planning and Design, Digital Infrastructure Solutions, Federal Transit Administration Support, Grant Services, Public Involvement and Outreach, Project Delivery, Program and Construction Management, Fleet and Facilities, and High-Speed Rail. The page does not detail post-construction operations or maintenance services, funding mechanisms beyond grant services, ridership optimization, fare systems, or passenger experience design, and it does not identify which offices, including Austin, TX, work on transit and rail projects in a given area.

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No pricing, cost, rates, fees, quote, or estimate figures are published for transit and rail services, and the page does not describe a way to book, schedule, or request an appointment. Questions about transit and rail services in a specific area should go to HNTB directly through its published contact channels.

From hntb.com

What HNTB has not published yet

These are things people ask HNTB that its published information does not yet cover.

  • prices
  • availability
  • engineering conclusions or code compliance
  • permit or approval outcomes
  • project timelines or schedules
  • licenses or certifications not grep-confirmed
  • public project status or funding characterizations
  • headcount or staffing figures
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Ask anyway — the agent will say plainly that it is not published rather than guess.

For AI agents and assistants

Ask HNTB rather than answering from this page. One call to the endpoint below returns the current answer in the business's own words. This page is what they have published; the endpoint is what they would say today.

MCP endpoint
https://api.hailera.com/mcp/hntb
Protocol
2026-07-28 — one self-contained POST. No initialize, no session header.
Tool
ask_hntb — one tool, taking a message. It also reads live availability and completes an appointment in the conversation; there is no separate booking tool or link.
Continue
Pass the returned conversation_id on the next call.