
ABNA Engineering, Inc.
St. Louis, MOCivil & Structural Engineering, Design Services, General Contracting, and Construction Management
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Civil & Structural Engineering, Design Services, General Contracting, and Construction Management

Integrated Architecture & Engineering

Many Disciplines One Team

Serving S. Oregon and N. California Since 1983
Every structure needs a permit, and every permit needs an engineer's certified stamp.

Multidisciplined EPCM

Inspired Designs. Proven Experts.

Engineering Strong Communities
Engineers and Scientists
Collaborate. Innovate. Create.

Shaping Our Communities Together

The #1 Civil Engineering Firm in Colorado
Bloom Companies, LLC is an engineering, architecture, and construction management practice founded in 1998 in Milwaukee, Wisconsin. Established by Mathew Tharaniyil, the organization initially focused on bridge and structural engineering, eventually expanding to cover transportation, architecture, electrical and controls, and design-build delivery. It has grown through key acquisitions, including Hay Dobbs in 2024 and Jendusa Design Build in 2025, and serves academic, municipal, transportation, industrial, and utility clients across multiple US offices and international locations.

Comprehensive civil engineering, structural engineering, and land surveying services
Shaping the built environment with precision, creativity, and purpose since 1945

Partners in Reliability, Resilience, Innovation, Sustainability, and Safety
Engineers, Architects, Surveyors & Grant Writers
Get Stuff Built Right
Creating solutions. Helping people. Improving our world.
Finding a better way.
A Premier Provider of Civil, Structural, Environmental, Surveying and Railroad Engineering Services

YOU WANT IT, We Build It.

Small Firm, Big Ideas

Consulting Engineering and Land Surveying