Public engineering firm directory

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Design Tree

Alexandria, MN

Our Roots. Your Growth.

WebsitePhone1 office14 projects9 leadersUpdated Jun 2026

Project: Rogers Indoor Turf Facility / HealthPartners Fieldhouse

Service: Civil EngineeringService: Applications for funding agenciesService: Site layout and grading designIndustry: EducationIndustry: GovernmentType: Civil Engineering+53 more

Larson Engineering

Appleton, WI

Build on what we know.

WebsitePhone13 offices9 projects1 credentialsFounded 1979Size Estimate: 100-500 employees

Project: Sphere at the Venetian Resort

Service: Structural EngineeringService: Building StructuresService: Structural Design Review and Peer EvaluationIndustry: AgricultureIndustry: CommercialType: Civil Engineering+46 more

Lava Design Inc

Hopkins, MN

Improving the Human Experience Through Innovation

WebsitePhone1 office5 projectsFounded 2000Updated Jun 2026

Project: HALO Product Development

Service: Product Research & StrategyService: DiscoveryService: Data CollectionIndustry: Consumer ProductsIndustry: DefenseType: Mechanical Engineering+20 more

PDA Engineering

Burnsville, MN

Engineering solutions for harsh, critical, and highly regulated environments since 1994

WebsitePhone2 offices3 projects2 leaders4 credentialsFounded 1994

Project: Parallel Phase Balancer (PPB)

Service: Applications EngineeringService: Customer-Requirement EngineeringService: Mechanical Systems IntegrationIndustry: DefenseIndustry: Medical DevicesType: Mechanical Engineering+18 more

Uni-Systems Engineering, Inc.

Minneapolis, MN

Uni-Systems Engineering, Inc. is a single-source provider of custom mechanization engineering for iconic structures and attractions, headquartered in Minneapolis, Minnesota, and active since 1968. Its team of mechanical, structural, and electrical engineers partners with architects, engineers, and construction managers to design and deliver functionally integrated, reliable moving systems for stadiums, amusement rides, telescope observatories, kinetic architecture, aviation and aerospace facilities, folding fabric roofs, show action equipment, and cranes. Projects include Globe Life Field in Arlington, Texas, the California Academy of Sciences in San Francisco, and the Space Surveillance Telescope in Australia.

Website1 office3 projectsFounded 1968Updated Jun 2026

Project: Globe Life Field

Service: Design DevelopmentService: Mechanical EngineeringService: Structural EngineeringIndustry: Sports & RecreationIndustry: AerospaceType: Mechanical Engineering+7 more