Find engineering consulting firms by capability and location.

Civil & Structural Engineering, Design Services, General Contracting, and Construction Management

ADC's Track Record Speaks for Itself

Cost Effective Engineering

We build confidence

Providing service with teamwork

Engineering Innovative Solutions

Innovation. Integrated

Shaping the places where you Live, Learn, Play and more.

Innovative structural and composite carbon fiber engineering solutions since 1958

Engineering design, construction support and construction inspection services for transportation infrastructure

Aircraft Design, Loads, & Structural Engineering Services

Expert engineering consulting and investigation services for aircraft accident investigation and reconstruction.

Afridi Associates provides professional consulting engineering services specializing in transportation infrastructure, public buildings, and geotechnical engineering. It delivers solutions for highways, bridges, rail systems, airport terminals, and waterfront structures across the northeastern United States.

Engineers - Architects - Surveyors

Established in 2013 by Laurie Allen and Monique Allen, Allen Construction Management Services Northwest, LLC (ACMS Northwest) is an Oregon-based civil engineering and construction management practice. It provides professional services for public agencies and private-sector clients, with experience on major Pacific Northwest projects such as the City of Portland Secondary Treatment Expansion Program, Port of Portland PDXNEXT, and ODOT I-205 Abernethy Bridge.

Allison Structural Group is a Columbus, Ohio-based structural engineering and inspection consulting practice serving developers, architects, contractors, realty companies, and facility owners. It provides structural design for new and existing buildings, site civil consulting, condition assessments, and industrial support structures. Project types range from residential additions and tenant improvements to industrial plant upgrades and commercial property acquisitions. The practice delivers projects using BIM and Revit for clear, coordinated design documentation.

Altitude Engineering is a structural engineering firm located in the Bitterroot Valley, just south of Missoula, Montana. Altitude Engineering specializes in steel and aluminum structures and provides economical designs using precast and cast-in-place concrete, masonry, timber, and log framing. Altitude Engineering holds professional engineering registrations in thirteen states: Montana, Colorado, Wyoming, Idaho, Nevada, Alaska, Washington, Utah, Oregon, Arizona, Arkansas, Vermont, and Oklahoma. Representative project experience includes waterpark enclosure structures, aviation hangars, industrial crane pedestals, hospital expansions, and commercial facilities.

Innovative Solutions to Complex Problems

Collaborate. Innovate. Create.

We shape a better world

Innovate, Empower, and Collaborate

Avenger Aerospace Solutions, Inc. is a specialized aerospace engineering practice providing structural design and analysis, fatigue and damage tolerance analysis, FAA certification support, manufacturing services, fleet service support, and program management for commercial, general, and military aviation. Its engineering team draws on careers at Boeing, Gulfstream, Lockheed Martin, Northrop-Grumman, and L3 Harris. Avenger Aerospace holds an FAA-approved quality system and its own FAA-approved Methods Manual for damage tolerance analysis, and employs DER-delegated engineers for full airframe structural certification under FAR Parts 23, 25, and 26.

Providing structural and electrical engineering services with Accountability and Integrity

Bridging grace and imagination with functionality while delivering pragmatic solutions.