Ring & Duchateau

What Ring & Duchateau does

Ring & DuChateau (legal entity Ring & DuChateau, LLP) is a privately held MEPT (Mechanical, Electrical, Plumbing, and Technology) consulting engineering firm founded in 1961 in Wisconsin and headquartered in Brookfield, with a second office in Madison opened in 2019. The firm employs approximately 95-100 engineers, designers, technicians, and support staff with an average tenure exceeding 11 years, and is licensed to practice in 29 U.S. states. It serves enterprise clients across healthcare, higher education, corporate/commercial, science & technology, arts & cultural, energy & utilities, sports & athletics, and municipal/civic markets, with healthcare accounting for more than half of current work.

The firm's service stack spans facility planning and feasibility studies, mechanical systems design (HVAC, utilities, plumbing, fire protection, specialty gases), electrical systems design (power, lighting, technology), construction administration, independent commissioning (including LEED prescribed, retro-, and re-commissioning), and 3D scanning/BIM services built on Autodesk Revit and Recap. Underlying technology includes pointcloud scanning workflows, integrated multi-discipline BIM coordination, and specialized design capabilities for healthcare power systems, geothermal and heat recovery HVAC, engineered smoke control, and clean rooms. The firm emphasizes integrated multi-discipline design and long-tenured project teams as its technical differentiator.

Commercially, Ring & DuChateau operates as a project-based professional services firm earning design fees from new construction, renovation, and remodeling work. Revenue is concentrated in Wisconsin and the broader Midwest, secured through direct enterprise engagement, architectural partnerships, and referrals. Pricing is project-specific with no public rate card. Notable repeat clients include Children's Hospital of Wisconsin, Aurora St. Luke's Medical Center, SSM Health, the University of Wisconsin system, Marquette University, Northwestern Mutual, Johnson Controls, Rockwell Automation, Acuity Insurance, and Milwaukee Mitchell International Airport, and the firm is ranked among the top 25 largest engineering firms in Wisconsin.

Name

Ring & Duchateau

Legal name

Ring & DuChateau, LLP

Website

https://ringdu.com

Company type

Private

Founded year

1961

Operating status

Operating

Headcount range

51–100 employees

Short description

Ring & DuChateau is a Wisconsin-based MEPT consulting engineering firm founded in 1961, providing mechanical, electrical, plumbing, and technology design services to healthcare, higher education, corporate, and municipal clients across 29 U.S. states.

Ownership category

akta.pro rank

Product category

MEP Consulting Engineering Services

NAICS

Other Scientific and Technical Consulting Services (54169), Management, Scientific, and Technical Consulting Services (5416)

SIC

Services-Management Consulting Services (8742)

akta.pro primary industry

Testing, Inspection, Certification & Commissioning (TICx) Technical Services (BPAHAIAL)

akta.pro secondary industry

Sustainable/Green Building & LEED Consulting (BPAHAKAG)

Keywords

• Mechanical engineering design
• Electrical systems design
• Plumbing engineering services
• Building commissioning services
• 3D scanning BIM

Headquarters

HQ city

Wisconsin Rapids

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Technology or R&D, Operations, Marketing or Sales, Infrastructure

Revenue model

1. Engineering Design Services: Professional consulting fees for mechanical, electrical, plumbing, and technology systems design services. Revenue is project-based, typically earned through design fees for new construction, renovation, and remodeling projects across healthcare, education, corporate, and municipal markets.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Ring & DuChateau is a MEPT consulting engineering firm providing mechanical, electrical, plumbing, and technology systems design services for buildings and facilities. The firm delivers integrated design across HVAC, utilities, plumbing, fire protection, specialty gas, power distribution, lighting, and technology systems, alongside construction administration, commissioning (including LEED), 3D laser scanning/BIM, and facility planning services. Clients are healthcare systems, higher education institutions, corporations, municipalities, and cultural/athletic facility owners across Wisconsin, the Midwest, and 29 states.

Product overview

Ring & DuChateau is a MEPT (Mechanical, Electrical, Plumbing, Technology) consulting engineering firm offering a unified suite of engineering design and services. The company's core offerings include Mechanical Systems Design (covering HVAC, utilities, plumbing, fire protection, and specialty gases), Electrical Systems Design (power distribution, lighting, and technology systems), Construction Services, Commissioning, 3D Scanning services, and Facility Planning & Studies. These services are delivered as integrated consulting offerings rather than modular software products, serving markets including healthcare, higher education, corporate/commercial, arts/cultural, energy/utilities, and sports/athletics facilities.

Differentiator

Problem solved

Functional benefit

Products and services

• Facility Planning & Studies
• Mechanical Systems Design
• Electrical Systems Design
• Construction Services
• Commissioning
• 3D Scanning

Quantifiable outcome

• Projects completed range in size from small remodeling projects to entire hospital or high-rise new construction
• +1 more outcomes

Named customers24 records

Segments8 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

One partnership is on record.

• AutodeskcoreTechnology or IntegrationRing & DuChateau utilizes Autodesk software including Revit for BIM modeling and Autodesk Recap for 3D scanning data processing. Deliverables include Revit (RVT) models and Autodesk Recap (RCP) files.

Scale indicators5 records

Recent moves8 records

Expansion highlights4 records

Direct peers

• Mead & Hunt: Midwest-headquartered (Wisconsin) multi-discipline engineering and architecture firm offering MEP and structural engineering for healthcare, higher education, aviation, and municipal clients — the closest direct comparable to Ring & DuChateau in geography, scale, and market mix.
• raSmith: Wisconsin-based engineering consulting firm providing structural, civil, and MEP-related services across development, municipal, and land development markets; competes for similar Wisconsin and Midwest clients including healthcare and higher-education owners.
• GRAEF: Milwaukee-headquartered engineering and consulting firm providing MEP, structural, civil, and transportation services to public and private clients; directly competes with R&D in Wisconsin healthcare, higher education, and corporate markets.
• Affiliated Engineers (AEI): National MEP consulting engineering firm specializing in complex healthcare, research, and data center projects; competes with R&D for the same complex healthcare systems design work where R&D has >50% of its portfolio.
• Clark Nexsen: MEP and structural engineering consulting firm serving healthcare, higher education, and government clients in the Mid-Atlantic and Southeast; comparable MEPT consulting business model with similar vertical mix to R&D's healthcare and education focus.

Broad incumbents

• SmithGroup: Integrated architecture and engineering firm with a strong healthcare, higher education, and science & technology practice; broader portfolio and larger scale than R&D but directly overlaps in core target verticals.
• Burns & McDonnell: Large multi-discipline engineering, architecture, and construction firm serving healthcare, higher education, aviation, and industrial clients globally; competes for major Wisconsin and Midwest projects where R&D also bids.
• HDR: Global architecture and engineering firm with deep healthcare, higher education, and municipal practices; larger scale and integrated AE delivery put it in direct competition for marquee projects in R&D's markets.
• HGA (Hammel, Green and Abrahamson): Integrated architecture, engineering, and planning firm serving healthcare, higher education, arts, and corporate clients across the Midwest and nationally; competes with R&D especially on integrated MEPT scopes within larger AE pursuits.
• CannonDesign: Integrated architecture and engineering firm with strong healthcare and higher education practices; larger scale and integrated AE delivery make it a frequent competitor on complex healthcare projects in the Midwest.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/ringanddu
• LinkedInlinkedin.com/company/ring-&-duchateau

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles14 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Ring & Duchateau