Find engineering consulting firms by capability and location.

18 Grados Design is a multidisciplinary design-build architecture and engineering practice based in Puerto Rico, specializing in contemporary design and comprehensive project development. Founded in 2013, the practice delivers a diverse range of services encompassing architecture, civil and structural engineering, permitting, and construction management. It supports projects across multiple sectors, ranging from custom single-family residences to complex retail expansions and mixed-use developments. By integrating design and construction under a single collaborative framework, 18 Grados Design streamlines the execution of both small-scale renovations and large-scale commercial developments.

Designing Spaces. Engineering Solutions. Delivering Excellence

Driving Innovation and Digitization in Engineering

Improving Life. By Design.

ARKOR Architects & Engineers is a full-service architecture and structural engineering firm based in Lafayette, Indiana, serving commercial, residential, and industrial building projects. ARKOR's licensed architects and design professionals deliver architectural design, structural engineering, and interior design with close coordination among owners, contractors, and governing jurisdictions to balance code compliance, functionality, and budget.

Built on Precision. Trusted on Landmark Projects.

Transforming Ideas into Reality with Engineering Expertise

Engineers - Architects - Surveyors

Alphatec PC is a Washington, D.C.-based architectural and engineering design firm specializing in architectural, mechanical, electrical, and plumbing design for mission-critical facilities, secure spaces, and public sector projects. With more than 57 years of experience and over 18 million square feet of completed project area, its integrated teams have earned more than 35 industry awards. Alphatec also develops VEGA, a digital twin platform combining 3D modeling, augmented reality, and virtual reality for design visualization and stakeholder engagement.

Innovative Solutions to Complex Problems

When You Need to Know Why

Spaces to Inspire

Integrity in Every Design, Solutions for Every Challenge: Your Trusted Marine Engineering Partner.

Innovative engineering, infrastructure, and technical solutions

Clark Nexsen is a transdisciplinary architecture and engineering practice founded in 1920, with nearly 400 employees across nine offices. It joined JMT in 2025. It provides architecture, civil, structural, mechanical, electrical, fire protection, process, and transportation engineering services to clients in education, defense, government, healthcare, commercial, and infrastructure markets across the United States.

Boiler, combustion, thermal, and steam systems engineering.

Structural engineering design for transportation and building structures.

Engineering Solutions with Innovation, Excellence and Affordability

Exceeding Expectations Is Our Priority

3D Modeling, Steel Detailing & Digital Engineering

Bringing Innovation to Today's Technical Challenges

DDSE Solves Structural Engineering and Architectural Challenges for Buildings and Structures

Family Owned. Client Centric. Community Driven.

Multidisciplinary engineering for industrial, energy, and mission-critical systems.