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.

Project: Mirador

Built on Precision. Trusted on Landmark Projects.

Project: Triple Bay Marina Village

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.

Service detail: Architecture

Spaces to Inspire

Service detail: Architecture

Build Relationships, Better Communities, Create Opportunities

Project: State Pier at Arnolds Park Amusement Park

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.

Project: Madera Cyber Innovation Center

DDSE Solves Structural Engineering and Architectural Challenges for Buildings and Structures

Service detail: Structural Engineering Solutions

Family Owned. Client Centric. Community Driven.

Project: New York City Housing Authority Clinton Houses Stormwater Resilience

Engineering & Architecture

Service detail: Architectural Design

Plan Build Manage

Service detail: Commercial Structural Engineering

Specializing in Federal Healthcare Design

Service detail: Architecture & Engineering Design

Services in Your Community, One Source

Project: MER-716-05.02 Super Structure Replacement

Creating the built environment...for people!

Project: Nashville National Cemetery Historic Lodge Addition and Renovation

Listen Better. Design Better. Live Better.

Project: Kentland Community Center

Professional engineering, surveying, and environmental consulting services in New York and New Jersey

Project: Industrial Warehouse Exterior Door Modification

Top Tier Architect and Engineering Construction Consulting

Project: Solar-Grade Silicon Facility Electrical Design

Innovation. Integrity. Excellence.

Service detail: Architecture

Smart Engineering with a Practical Mindset

Service detail: Civil & Site Engineering

Innovative Engineering for a Resilient Tomorrow

Project: Pretreatment Facility

Design built on collaboration, responsiveness and exceptional service.

Project: Simpson Strong-Tie Material Demonstration Laboratory

Your business continuity solution

Project: Natural Gas System Installation

Architecture & Engineering. Designed for Florida's Coast.

Service detail: Architectural Design

Full Service Architecture & Engineering

Project: Duke University Undergraduate Admissions Building

Supplying your design and engineered success!

Project: Doyle Interagency Wildland Fire Station