What departments does Costello, Inc. have?

Costello, Inc. has employees across 6 departments including Entrepreneurship, Program & Project Management, Accounting, Engineering, Legal.

What is the largest department at Costello, Inc.?

The largest department at Costello, Inc. is Program & Project Management with 6 employees.

Where are Costello, Inc. employees located globally?

Costello, Inc. has employees across 3 continents and 3 countries including Philippines, Belgium, United States Of America.

How has Costello, Inc.'s team size changed over time?

Costello, Inc.'s team has decreased from approximately 52 to 29 employees based on available data.

Costello, Inc. Employee Directory

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.

Costello, Inc. Global Highlights

North America
116

United States Of America
116

Asia
1

Philippines
1

Europe
1

Belgium
1

Costello, Inc.'s Leadership

S. K.
Vice President Municipal Services
Mobile Phone
Email
G. F.
President
Mobile Phone
Email
S. C.
President
Mobile Phone
Email
C. C.
Owner
Mobile Phone
Email
F. B.
Owner
Mobile Phone
Email
J. A.
Partner
Mobile Phone
Email
W. Z.
Partner And Senior Project Manager
Mobile Phone
Email
M. N.
Vice President
Mobile Phone
Email

Costello, Inc. Employee Metrics

100%

50%

0%

2026

2025

Arts & Design
Engineering
Program & Project Management
Business
Information Technology
Other
Accounting

Contact profiles from Costello, Inc.

Name

Title

Contact Info

Location

Last Update

C. S.
Project Superintendent/Foreman
Mobile Phone
Email
Oct 22, 2024
J. M.
Accounts Payable
Mobile Phone
Email
Oct 16, 2024
J. C.
Attorney
Mobile Phone
Email
Oct 22, 2024
J. C.
Sales Associate
Mobile Phone
Email
PhilippinesQuezon City
Feb 28, 2024
L. H.
Managing Member
Mobile Phone
Email
Oct 23, 2024
M. K.
Civil Engineer
Mobile Phone
Email
Oct 23, 2024
M. L.
Receptionist
Mobile Phone
Email
Oct 22, 2024
P. R.
Inspector Field Representative
Mobile Phone
Email
Oct 17, 2024
R. H.
Bookkeeper
Mobile Phone
Email
Oct 22, 2024

Frequently Asked Questions

What is Costello, Inc. known for?

Costello, Inc. was founded in 1991 operates in the Civil Engineering industry; you can contact the main corporate office by phone at

+1-713-783-****

. Explore Costello, Inc.'s company overview page for more information.

What is Costello, Inc.'s most common email format?

Costello, Inc. employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Costello, Inc. email formats with LeadIQ.

How many employees does Costello, Inc. have currently?

Costello, Inc. has approximately 106 employees as of July 2026. These team members are located across 3 continents, including North AmericaAsiaEurope.

Who are Costello, Inc.'s key employees and leadership?

As of July 2026, Costello, Inc.'s key employees include:

Vice President Municipal Services: S. K.
President: G. F.
President: S. C.
Owner: C. C.
Owner: F. B.

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Costello, Inc. Employee Directory

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