Insights

Global Infrastructure Expertise Castalia specializes in providing strategic advisory services for infrastructure, natural resources, and social services, serving government agencies, international organizations, and private investors worldwide, indicating potential opportunities to support large-scale infrastructure projects across diverse regions.

Sustainability and Innovation With recent initiatives like the PPP Gender Toolkit and renewable energy benchmarking collaborations, Castalia demonstrates a strong focus on sustainable development and innovative policy solutions, making it a valuable partner for organizations seeking to enhance ESG outcomes.

Technology Adoption Utilizing a range of digital tools and analytics platforms such as Google Analytics and WordPress, Castalia shows readiness to leverage technology-driven insights, suggesting opportunities to integrate advanced data solutions in client projects.

Expanding Global Presence With offices in the United States, New Zealand, Australia, Colombia, and France, Castalia has established a broad international footprint, presenting sales prospects for cross-border consulting services and multi-regional infrastructure initiatives.

Financial Stability and Growth Generating revenues between 50 and 100 million dollars with a dedicated team of over 65 professionals, Castalia indicates solid financial health and resource capacity to take on complex, high-value consulting engagements, opening doors for new strategic partnerships.

Castalia Tech Stack

Castalia uses 8 technology products and services including Site Kit, WordPress, oEmbed, and more. Explore Castalia's tech stack below.

  • Site Kit
    Analytics
  • WordPress
    Content Management System
  • oEmbed
    Dev Tools
  • Twemoji
    Font Scripts
  • Oxygen
    Page Builders
  • reCAPTCHA
    Security
  • MediaElement.js
    Video Players
  • Google Analytics
    Web Analytics

Media & News

Castalia's Email Address Formats

Castalia uses at least 1 format(s):
Castalia Email FormatsExamplePercentage
First.Last@castalia-advisors.comJohn.Doe@castalia-advisors.com
94%
Last@castalia-advisors.comDoe@castalia-advisors.com
3%
FLast@castalia-advisors.comJDoe@castalia-advisors.com
2%
First@castalia-advisors.comJohn@castalia-advisors.com
1%

Frequently Asked Questions

Where is Castalia's headquarters located?

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Castalia's main headquarters is located at 1747 Pennsylvania Avenue Northwest Suite 1200 Washington, District of Columbia 20006 United States. The company has employees across 5 continents, including North AmericaOceaniaEurope.

What is Castalia's phone number?

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You can contact Castalia'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 Castalia's official website and social media links?

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Castalia's official website is castalia-advisors.com and has social profiles on LinkedIn.

How much revenue does Castalia generate?

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As of April 2026, Castalia's annual revenue is estimated to be $9M.

What is Castalia's SIC code NAICS code?

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Castalia's SIC code is 8742 - Management Consulting Services NAICS code is 5416 - Management, Scientific, and Technical Consulting Services.

How many employees does Castalia have currently?

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As of April 2026, Castalia has approximately 144 employees across 5 continents, including North AmericaOceaniaEurope. Key team members include Ceo: A. M.Chief Financial Officer: A. H.Chief Executive: D. E.. Explore Castalia's employee directory with LeadIQ.

What industry does Castalia belong to?

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Castalia operates in the Business Consulting and Services industry.

What technology does Castalia use?

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Castalia's tech stack includes Site KitWordPressoEmbedTwemojiOxygenreCAPTCHAMediaElement.jsGoogle Analytics.

What is Castalia's email format?

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Castalia's email format typically follows the pattern of First.Last@castalia-advisors.com. Find more Castalia email formats with LeadIQ.

When was Castalia founded?

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Castalia was founded in 1980.

Castalia

Business Consulting and ServicesDistrict of Columbia, United States51-200 Employees

We apply smart thinking and analytical rigor to solve the world’s biggest infrastructure, resource, and policy challenges.

At Castalia we use our knowledge, skills and experience to question and redefine how the infrastructure challenges of the world are solved. We are experts in the finance, economics, law, and policy of infrastructure, natural resources and social service provision. We are passionate about finding solutions to the world’s most complex infrastructure problems in those fields, knowing that in doing so we can make the world a better place. 

Since 1980 we have grown in staff numbers and global presence. We have over 65 members of staff, and offices in: Washington DC, USA; Auckland and Wellington, New Zealand; Sydney, Australia; Bogotá, Colombia; and Paris, France.

Castalia is the trusted advisor of corporations, utilities, governments, international agencies and infrastructure investors around the world. We solve complex, strategic assignments and deliver sustainable, measurable results.

Section iconCompany Overview

Headquarters
1747 Pennsylvania Avenue Northwest Suite 1200 Washington, District of Columbia 20006 United States
Phone number
SIC Code
8742 - Management Consulting Services
NAICS Code
5416 - Management, Scientific, and Technical Consulting Services
Founded
1980
Employees
51-200

Section iconFunding & Financials

  • $50M$100M

    Castalia's revenue is estimated to be in the range of $50M$100M

Section iconFunding & Financials

  • $50M$100M

    Castalia's revenue is estimated to be in the range of $50M$100M

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