G

Guernsey Tech Stack

Multidisciplinary design and infrastructure consulting firm

Architecture and Planning Oklahoma City, Oklahoma 51–200 employees Founded 1928 Privately Held

Guernsey is a 95-year-old design and consulting practice spanning architecture, engineering, planning, and cybersecurity, with work across five continents. The tech stack is heavily weighted toward infrastructure modeling and design tools (AutoCAD, Civil 3D, Revit, HEC-RAS, EnergyPlus) — reflecting deep domain expertise in utility systems, transportation, and environmental planning. Active hiring is concentrated in engineering roles with senior-skewed seniority mix, matching their project focus on complex infrastructure challenges like rate-design forecasting, roadway design, and regulatory scenario modeling.

Tech Stack 14 technologies

Core StackAutoCAD Revit Civil 3D MicroStation OpenRoads Designer HEC-RAS Microsoft Office EnergyPlus Autodesk OpenRoads Navisworks Bluebeam Excel Word

What Guernsey Is Building

◆Challenges

Budgetary requirements for improvement projects
Complex infrastructure and utility challenges
Alternative retail rate structures
Power supply procurement decisions
Regulatory changes

▲Active Projects

Conceptual improvements for utility systems
Planning and forecasting projects
Cost, pricing, and client strategy studies
Roadway design projects
Rate-design forecasting models
Client dashboards
Retail electric cooperative client engagements
Cost-of-service forecasting models
Scenario analysis for regulatory changes
Ppp financing vehicle support

Hiring Activity

Minimal20 roles · 1 in 30d

Department

Engineering

14

Consulting

3

Finance

2

Seniority

Senior

12

Mid

3

Junior

2

Director

1

Intern

1

Notable leadership hires: Transportation Director

Company intelligence

Find more companies like Guernsey by tech stack, pain points and active projects

Get started free

About Guernsey

Founded in 1928, Guernsey is a multidisciplinary design and consulting firm headquartered in Oklahoma City, Oklahoma, and employee-owned. The firm delivers services across architecture, engineering, economic consulting, environmental and transportation planning, and cybersecurity solutions to clients across utility, infrastructure, and public-works sectors. Current project activity centers on utility systems modernization, roadway design, rate-structure analysis, and cost-of-service forecasting for regulatory and operational planning. The organization operates with 51–200 employees and maintains a senior-heavy engineering staffing model aligned with their advisory and design delivery model.

HeadquartersOklahoma City, Oklahoma

Company Size51–200 employees

Founded1928

Hiring MarketsUnited States

Frequently Asked Questions

What design and engineering tools does Guernsey use?

Core stack includes AutoCAD, Civil 3D, Revit, MicroStation, HEC-RAS, EnergyPlus, Navisworks, and Bluebeam — tools optimized for infrastructure modeling, utility systems design, and construction visualization.

Is Guernsey hiring engineers?

Yes. Engineering roles make up 14 of 19 active openings, with majority senior-level positions, reflecting their consulting and design delivery model.

What types of projects is Guernsey working on?

Active projects include roadway design, utility system improvements, rate-design forecasting models, cost-of-service analysis, regulatory scenario modeling, and infrastructure planning for public and cooperative utility clients.