Cascade County Justice Center
New 210,000 SF courthouse and detention facility delivered via progressive design-build. LEED Gold, $118M, completed 4 months early.
General Contractor · Pacific Northwest · Est. 2001
We build the Northwest’s most demanding projects.
For 25 years, Ridgeline Constructors has delivered courthouses, campuses, and critical infrastructure for government agencies and Fortune 500 companies across Washington, Oregon, and Idaho — on schedule, on budget, and built to last a century.
▪ Licensed in WA · OR · ID▪ Bonded to $500M▪ EMR 0.58
25years building the PNW
$2.4Bin work delivered
380+projects completed
94%repeat & referral clients
Trusted procurement partner to public agencies and private enterprise
FederalState & MunicipalPorts & TransitHigher EducationFortune 500Healthcare SystemsUtilities & Energy
What we build
Full-service general contracting for complex work
From first pursuit to final closeout, we self-perform the critical path and manage everything else — with the bonding capacity, safety record, and compliance experience that public and enterprise procurement demands.
01
Design-Build & CM/GC
Progressive design-build and CM/GC delivery for agencies that need cost certainty early and a single point of accountability.
02
Government & Federal
Courthouses, readiness centers, and civic facilities delivered under FAR, Davis-Bacon, and state prevailing-wage requirements.
03
Corporate Campuses
Headquarters, R&D, and logistics facilities for Fortune 500 owners — fast-tracked without sacrificing quality or safety.
04
Civil & Infrastructure
Interchanges, water treatment, and utility hardening. Heavy civil crews and equipment, self-performed.
05
Seismic & Retrofit
Occupied renovations and seismic upgrades that keep tenants working while we bring buildings to code.
06
Preconstruction & VDC
In-house estimating, BIM coordination, and constructability review that kill surprises before they reach the field.
Featured work
A portfolio measured in decades
Twenty-five years of public and enterprise work across the Pacific Northwest. Every project below is client-editable — add a title, a photo, and a short statement of work.
Government & Civic
Public buildings delivered under public scrutiny — on budget and audit-clean.
Harborline Ferry Terminal
Full terminal replacement over active operations — marine piling, float systems, and a 40,000 SF passenger building without a single missed sailing.
Pacific Readiness Center
68,000 SF federal training and readiness facility. FAR-compliant delivery, SCIF spaces, and net-zero-ready mechanical systems.
Corporate & Commercial
Fast-tracked delivery for owners whose schedules are measured in market windows.
Evergreen Tech Campus — Phase II
Three-building, 540,000 SF headquarters expansion with structured parking and a mass-timber commons. Delivered 6 weeks ahead of a hard move-in date.
Columbia Logistics Hub
1.2M SF automated fulfillment center on a 90-acre brownfield site — 14-month schedule, 2,400 tons of steel, zero lost-time incidents.
Rainier Tower Repositioning
Occupied 40-story seismic retrofit and envelope modernization. Tenants stayed in place; downtime never made the news.
Infrastructure & Civil
The systems the region runs on — built by crews we employ, not broker.
Highway 9 Interchange Program
Three grade-separated interchanges with 11 bridge structures and 1.4M CY of earthwork, staged around 80,000 vehicles a day.
Willamette Water Treatment Expansion
40 MGD capacity expansion of a live treatment plant — deep excavation, cast-in-place concrete, and zero service interruptions.
Puget Grid Hardening Initiative
Nine substations upgraded across three counties for a regional utility, including seismic bracing and full control-house replacements.
Why Ridgeline
Twenty-five years. Zero excuses.
Since 2001, owners with the most to lose have trusted us with their hardest work. We keep that trust the same way we earned it: by self-performing the critical path, staffing projects with career builders, and treating public money like it’s being watched — because it is.
- ✓Self-perform concrete, steel, and heavy civil — schedule control no broker can match
- ✓$500M aggregate bonding capacity with a century-rated surety
- ✓EMR 0.58 — among the safest large contractors in the region
- ✓In-house VDC, estimating, and DBE compliance teams
- ✓94% of revenue from repeat and referral clients
25Years building the Pacific Northwest
Client record
What owners say when the audit is over
“
Ridgeline delivered a $118M justice center four months early and closed out with zero claims. In thirty years of public work, I have never written that sentence before.
Capital Programs DirectorCounty government, Western Washington
“
They treated our hard move-in date like a contract term, not a target. Five hundred forty thousand square feet, six weeks early. Our board noticed.
VP, Global Real Estate & FacilitiesFortune 100 technology company
“
The plant never stopped treating water. That was the whole job, and they understood it better than we did.
Director of Public WorksMunicipal utility, Oregon
Start the conversation
Put 25 years of Northwest building on your next project
Request our capabilities statement or invite us to your next RFQ. Our preconstruction team responds within one business day.