
3J Consulting, Inc.
Your Partner in Civil Engineering & Community Planning
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Your Partner in Civil Engineering & Community Planning
Civil, Water Resources, and Environmental Engineering Services

Trusted Engineering and Integration Since 1977

Innovative Engineering Solutions Since 1980

Your Partner for Professional Engineering Consulting

Delivering Engineering Solutions for Public Agencies since 1990

Solutions Engineered by Design
It's not just business...it's personal.
Alpha Omega Engineering is a civil engineering firm based in Boise, Idaho, specializing in land development. Founded in 2006 and owned and operated by Mike Liimakka, a civil engineer practicing in Idaho's Treasure Valley since 1998, Alpha Omega brings over 30 years of civil consulting experience to commercial, hospitality, and residential projects across the region and nationwide. Its portfolio spans large multi-acre retail developments, big-box retail sites, multi-phase commercial projects, and residential subdivisions ranging from 3-lot projects to 510-lot communities. Clients include national retail brands such as Tractor Supply, Target, and Albertsons and hospitality names including Marriott, Hilton, and Hampton Inns.
Safety focused. Mobility Driven.

Apex Engineering Group brings clarity and confidence to complex engineering projects.
Collaborate. Innovate. Create.
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Engineering Water Systems Beyond Expectation

Making Change Possible
Forward, Together

Exceptional People Deliver Exceptional Results.

Clean Water Shaping Stronger Communities
Data-driven civil engineering for water and transportation infrastructure.
Creating Space Underground
Making Our Clients Successful
Specialized civil and environmental engineering for waterworks, wastewater, and solid waste in southern New England

Civil engineering, program management, and construction management solutions for water, wastewater, and transportation infrastructure

Specialized, client-focused structural engineering and construction management services.
CDM Smith is an engineering, construction, and environmental consulting firm headquartered in Boston, Massachusetts, with over 7,000 colleagues and 120+ offices worldwide. With 79 years of impact (founded circa 1947 as Camp, Dresser & McKee), it delivers engineering, construction, and environmental services spanning water and wastewater infrastructure, environmental remediation, transportation, energy, and federal and commercial facilities. CDM Smith's practices include drinking water, conveyance, wastewater, stormwater, environmental emerging contaminants, geotechnical and tunnels, MEP and fire protection, architecture, automation, transportation, energy, and climate resilience. It operates Trinnex, a wholly-owned software subsidiary offering the dataCAST SaaS platform and advanced analytics for environmental and infrastructure data management.