Austin, TX

Houston, TX

THE INTERSECTION OF TRUST AND EXPERTISE

Award-Winning & Full-Service Engineering Firm

COMMITTED TO EXCELLENCE SINCE 1991

At Costello Inc., we are proud to be recognized as a preeminent full-service civil engineering and surveying firm. Our accomplishments are derived from years consistent and excellent service, combined with a practical and proven approach that fuels our clients’ success. In fact, we’ve been serving communities and agencies throughout Texas for 30 years.

REPUTATIONS AREN’T BUILT IN A DAY, THEY’RE EARNED EVERY DAY

From the beginning, Costello realized that successfully completing our clients’ projects in a timely fashion required building an experienced team that thrives on problem-solving. Finding and keeping the brightest and most diligent team members has always been the plan. Our people are our biggest asset, and winning “Best Place to Work” year after year is evidence of that fact.

bptw-best-places-to-work-logoedited-noyear 1024xx841-473-82-150

Costello has been awarded “Best Places to Work”
by the Houston Business Journal for over ten years.

VALUABLE INSIGHT TO MOVE FORWARD WITH CONFIDENCE

The Costello team possesses unparalleled technical expertise, experience and an absolute commitment to responsiveness. This is why we’ve earned the respect of numerous private and public clients, with many of them trusting us for their engineering needs from the very beginning. With over 160 professionals, our insight and experience spans a wide-variety of services.

Residential
Residential
Development
Site Development
Commercial
Development
Municipal
Municipal
Water
Water
Drainage
Drainage
District Engineering
District
Engineering
GIS
GIS
Surveying
Surveying
Utility Engineering
Utility
Engineering
Transportation
Transportation
Traffic Engineering
Traffic
Engineering
Wastewater
Wastewater
Structural
Structural
Engineering
Construction Management Services
Construction
Management
Services
Land Planning and Architecture
Land Planning & Landscape Architecture
Why Costello
Why Costello?