Insights

Market Position Costello is a well-established, Houston-based civil engineering and surveying firm with over 150 employees and a long track record since 1991, suggesting opportunities to expand recurring services with municipal and private sector clients in Texas.

Growth & Partnerships Recent collaboration with Pape-Dawson Engineers indicates a strategic openness to partnerships to grow Texas practice, signaling potential for joint pursuits or subconsulting arrangements on large-scale projects.

Service Breadth Portfolio spans residential and commercial site development, utilities, water/wastewater, drainage, flood control, transportation, GIS, and surveying, presenting multiple cross-sell opportunities for engineering, surveying, and related analytics.

Employee & Culture Consistent recognition as a top place to work and low staff turnover imply a stable team capable of handling multi-project delivery, which can be leveraged when pitching for larger, high-complexity engagements requiring experienced personnel.

Targeted Opportunities Revenue range and Texan focus suggest prioritizing public sector bids and municipal infrastructure projects, as well as private development opportunities in Houston and surrounding areas where Costello already has credentials and a proven delivery record.

Costello, Inc. Tech Stack

Costello, Inc. uses 8 technology products and services including Consentmanager.net, Business Catalyst, Microsoft Excel, and more. Explore Costello, Inc.'s tech stack below.

  • Consentmanager.net
    Consent Management
  • Business Catalyst
    Content Management System
  • Microsoft Excel
    Editors
  • Linkedin Sign-in
    Identity Verification
  • ArcGIS
    Visualisation Software
  • HEC-RAS
    Visualisation Software
  • Nginx
    Web Servers
  • Taggbox
    Widgets

Media & News

Costello, Inc.'s Email Address Formats

Costello, Inc. uses at least 2 format(s):
Costello, Inc. Email FormatsExamplePercentage
FLast@coseng.comJDoe@coseng.com
84%
Last@coseng.comDoe@coseng.com
16%
FLast@costelloinc.comJDoe@costelloinc.com
93%
Last@costelloinc.comDoe@costelloinc.com
4%
FirstLast@costelloinc.comJohnDoe@costelloinc.com
2%
First@costelloinc.comJohn@costelloinc.com
1%

Frequently Asked Questions

What is Costello, Inc.'s phone number?

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You can contact Costello, Inc.'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 Costello, Inc.'s official website and social media links?

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Costello, Inc.'s official website is costelloinc.com and has social profiles on LinkedIn.

How much revenue does Costello, Inc. generate?

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As of July 2026, Costello, Inc.'s annual revenue is estimated to be $10M - $25M.

What is Costello, Inc.'s SIC code NAICS code?

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Costello, Inc.'s SIC code is 6552 - Land Subdividers and Developers, Except Cemeteries NAICS code is 237 - Heavy and Civil Engineering Construction.

How many employees does Costello, Inc. have currently?

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As of July 2026, Costello, Inc. has approximately 106 employees across 3 continents, including North AmericaAsiaEurope. Key team members include Vice President Municipal Services: S. K.President: G. F.President: S. C.. Explore Costello, Inc.'s employee directory with LeadIQ.

What industry does Costello, Inc. belong to?

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Costello, Inc. operates in the Civil Engineering industry.

What technology does Costello, Inc. use?

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Costello, Inc.'s tech stack includes Consentmanager.netBusiness CatalystMicrosoft ExcelLinkedin Sign-inArcGISHEC-RASNginxTaggbox.

What is Costello, Inc.'s email format?

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Costello, Inc.'s email format typically follows the pattern of FLast@coseng.com. Find more Costello, Inc. email formats with LeadIQ.

When was Costello, Inc. founded?

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Costello, Inc. was founded in 1991.
Costello, Inc. logo

Costello, Inc.

Civil EngineeringTexas, United States51-200 Employees

Costello, Inc. is a Houston-based civil engineering and surveying firm with a presence in Texas dating back to 1991. It provides a full range of services for residential and commercial development, land planning, utilities, drainage and flood-control projects, water systems, and transportation and structural engineering. The firm attributes its steady growth to a combination of technical expertise and responsive service, and it has been recognized as a top workplace by the Houston Business Journal.

Its client base includes private developers and public agencies, with a track record of delivering projects on time and solving complex site and infrastructure challenges. Costello’s capabilities span drainage, levees and flood control, wastewater and water systems, GIS, surveying, and construction-phase services, among others. Headquartered in Houston, the company has expanded its footprint to work with communities and agencies throughout Texas. In 2023, Costello partnered with Pape-Dawson Engineers to grow its civil engineering practice within Texas and beyond.

Section iconCompany Overview

Phone number
SIC Code
6552 - Land Subdividers and Developers, Except Cemeteries
NAICS Code
237 - Heavy and Civil Engineering Construction
Founded
1991
Employees
51-200

Section iconFunding & Financials

  • $10M - $25M

    Costello, Inc.'s revenue is estimated to be in the range of $10M - $25M

Section iconFunding & Financials

  • $10M - $25M

    Costello, Inc.'s revenue is estimated to be in the range of $10M - $25M

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