Insights

Geotechnical Expertise D'APPOLONIA specializes in geotechnical, civil, dam and mine engineering, along with environmental consulting and geology. This positions the firm to pursue projects requiring multidisciplinary subsurface and environmental services for infrastructure, energy, mining, and government sectors.

Mid-Sized Advantage With 11-50 employees and a revenue range of 10M-25M, the company operates with agility typical of mid-sized firms, presenting opportunities for targeted upsell on complex projects and strategic partnerships where larger firms may be less nimble.

Global Reach, Local Access Headquartered in western Pennsylvania but active in Europe, Africa, Asia, and the Americas, D'APPOLONIA can leverage its international exposure to pursue cross-border or multi-region assignments, including export-friendly engineering and compliance work.

Diversified Service Suite Capabilities spanning environmental consulting, hydrology and hydraulics, construction engineering, and geology enable bundled offerings for clients seeking integrated solutions, creating upsell opportunities across public sector, industrial, and commercial projects.

Digital Footprint Use of common enterprise tools and platforms (Office 365, WordPress, MySQL, Shopify) suggests readiness for client portals, data management, and digital project delivery. This can be a basis for proposing cloud-based collaboration, data analytics, and streamlined procurement integrations.

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D'Appolonia Engineering Tech Stack

D'Appolonia Engineering uses 8 technology products and services including Microsoft Advertising, WordPress, MySQL, and more. Explore D'Appolonia Engineering's tech stack below.

D'Appolonia Engineering's Email Address Formats

D'Appolonia Engineering uses at least 3 email formats:
D'Appolonia Engineering Email FormatsExamplePercentage
FLast@dappolonia.comJDoe@dappolonia.com
63%
FirstLast@dappolonia.comJohnDoe@dappolonia.com
25%
First@dappolonia.comJohn@dappolonia.com
12%

Frequently Asked Questions

What is D'Appolonia Engineering's phone number?

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You can contact D'Appolonia Engineering'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 D'Appolonia Engineering's official website and social media links?

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D'Appolonia Engineering's official website is dappolonia.com and has social profiles on LinkedIn.

How much revenue does D'Appolonia Engineering generate?

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As of September 2026, D'Appolonia Engineering's annual revenue is estimated to be $10M - $25M.

What is D'Appolonia Engineering's SIC code and NAICS code?

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D'Appolonia Engineering's SIC code is 8711 - Engineering Services and NAICS code is 237 - Heavy and Civil Engineering Construction.

How many employees does D'Appolonia Engineering have currently?

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As of September 2026, D'Appolonia Engineering has approximately 36 employees across 3 continents, including North America, Asia and Europe. Key team members include Engineer: M. K., Engineer: E. V. and Business Strategist: L. A. Explore D'Appolonia Engineering's employee directory with LeadIQ.

What industry does D'Appolonia Engineering belong to?

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D'Appolonia Engineering operates in the Civil Engineering industry.

What technology does D'Appolonia Engineering use?

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D'Appolonia Engineering's tech stack includes Microsoft Advertising, WordPress, MySQL, Network Solutions, Shopify, Office 365, Breadcrumb NavXT and Apache.

What is D'Appolonia Engineering's email format?

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D'Appolonia Engineering's email format typically follows the pattern of FLast@dappolonia.com. Find more D'Appolonia Engineering email formats with LeadIQ.

When was D'Appolonia Engineering founded?

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D'Appolonia Engineering was founded in 1956.
D'Appolonia Engineering logo

D'Appolonia Engineering

Civil EngineeringPennsylvania, United States11-50 Employees

D'Appolonia Engineering is a civil engineering consultancy founded in 1956 and based in Pittsburgh, Pennsylvania. It serves industrial, commercial, and governmental clients, delivering engineering and related scientific services in the United States and internationally. The firm operates as a mid-sized regional practitioner with a long-standing presence in western Pennsylvania.

Its expertise spans geotechnical and civil engineering, dam and mine projects, environmental consulting, geology and geophysics, hydrology and hydraulics, and construction engineering services. The client base includes industrial, commercial, and government entities, and its projects reach the United States and markets across Europe, Africa, Asia, and the Americas. While rooted in western Pennsylvania, the firm maintains a regional focus and continues to expand its geographic footprint.

Section iconCompany Overview

Phone number
SIC Code
8711 - Engineering Services
NAICS Code
237 - Heavy and Civil Engineering Construction
Founded
1956
Employees
11-50

Section iconFunding & Financials

  • $10M - $25M

    D'Appolonia Engineering's revenue is estimated to be in the range of $10M - $25M

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