Ganther Construction Architecture Inc.

What Ganther Construction Architecture Inc. does

Ganther Construction Architecture Inc. is a privately held, family-owned architecture and construction management firm headquartered in Oshkosh, Wisconsin, founded in 1900 with operating roots extending back to 1881. The firm delivers integrated planning, architectural design, and at-risk construction management services through three core offerings — Planning Services (master planning, site acquisition, feasibility studies, code compliance, funding assistance), Architecture Services (delivered via the proprietary D.A.V.I.D. five-step design process using BIM executed in Autodesk Revit), and Construction Services (delivered via the proprietary "Life of a Ganther Project" methodology with guaranteed maximum price, competitive trade bidding, and post-occupancy warranty support). Core technology is centered on Building Information Modeling in Autodesk Revit, paired with two internally developed process frameworks and a free-market competitive bidding system for trade contractor selection.

The firm serves enterprise clients including developers, business owners, and operators of senior living communities, religious and educational facilities, manufacturing plants, mixed-use and commercial developments, and adaptive reuse / renovation projects. Senior living is the primary vertical specialization, with documented responsibility for more than 2,500 senior living units created across the United States, including memory care, assisted living, independent living, CCRC, RCAC, CBRF, and skilled nursing typologies. The geographic footprint covers Wisconsin, the broader Midwest, the United States, and select international projects including a 100-bed memory care facility in Jerusalem, Israel, supported through a dedicated ganther.co.il website. Revenue is generated on a project-based professional services model with pricing not publicly disclosed, marketed through direct enterprise engagement, an in-house G-Blast newsletter, LinkedIn, YouTube, Facebook, Flickr, and active community involvement. The firm has no disclosed external funding, no subsidiaries, and no M&A activity, with leadership concentrated in the Ganther family across three generations, currently under President and CEO Ben Ganther, who joined in 1980.

Name

Ganther Construction Architecture Inc.

Legal name

Ganther Construction | Architecture, Inc.

Website

https://ganther.com

Company type

Private

Founded year

1900

Operating status

Operating

Headcount range

1–10 employees

Short description

Ganther Construction Architecture Inc. is a family-owned architecture and construction management firm headquartered in Oshkosh, Wisconsin. It offers integrated planning, architectural design, and construction management services, with primary specialization in senior living communities and additional work in religious, educational, manufacturing, and commercial developments.

Ownership category

akta.pro rank

Product category

Architecture and Construction Management Services

NAICS

Architectural Services (54131), Commercial and Institutional Building Construction (236220)

SIC

General Bldg Contractors - Nonresidential Bldgs (1540), Operative Builders (1531), Services-Engineering Services (8711)

akta.pro primary industry

Senior Living & Assisted Living Facility Construction (IMAFACAJ)

akta.pro secondary industries

Office & Corporate Building Construction (IMAFACAA), Residential Design-Build & Renovation-Integrated Builders (IMAFABAE), Construction Engineering & Constructability Consulting (BPAHAIAN)

Keywords

• Architecture design services
• Construction management services
• Senior living facility design
• Master planning services
• Adaptive reuse construction

Headquarters

HQ city

Oshkosh

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Architecture Services: Award-winning architectural design services including master planning, site acquisition, architecture and construction services. Includes D.A.V.I.D. design process, sustainable design, BIM, and engineering coordination.
2. Construction Management: Professional at-risk construction management services with guaranteed maximum price (GMP), competitive bidding of all construction trades, open-book disclosure of costs, and comprehensive post-occupancy support including minimum one-year warranty.
3. Planning Services: Pre-construction planning including budgeting and cost estimating, building condition studies, business and marketing planning, code compliance, land acquisition, long-range facility planning, market analysis, financial feasibility studies, and public/private funding assistance.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels7 records

Core offering

Ganther Construction | Architecture, Inc. provides integrated architecture, construction management, and master planning services for senior living, religious/education, manufacturing, commercial, and mixed-use developments. The firm delivers projects from pre-construction budgeting through post-occupancy warranty using its proprietary D.A.V.I.D. design process, BIM-based documentation, Guaranteed Maximum Price construction management, and competitive trade bidding.

Product overview

Ganther Construction | Architecture Inc. is an architecture and construction management firm offering integrated services through three core offerings: Planning Services (master planning, site acquisition, funding assistance, budgeting, code compliance, market analysis), Architecture Services (using the D.A.V.I.D. design process and Building Information Modeling with Autodesk Revit), and Construction Services (professional at-risk construction management following the Life of a Ganther Project process). The firm specializes in senior living communities, having created over 2,500 senior living units, as well as religious and education facilities, mixed-use developments, manufacturing facilities, office buildings, renovations, and adaptive reuse projects.

Differentiator

Problem solved

Functional benefit

Products and services

• Planning Services

Quantifiable outcome

• Created over 2,500 senior living units throughout the United States
• +3 more outcomes

Named customers15 records

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Twelve partnerships are on record, tiered minor.

• Alzheimer's and Dementia Alliance of WisconsinminorOthersActive member and supporter of the Alzheimer's and Dementia Alliance of Wisconsin, contributing to senior living industry advocacy and awareness.
• SAGEminorOthersMember and supporter of SAGE, an organization focused on supporting LGBTQ elders.
• LeadingAgeminorOthersActive member of LeadingAge - expanding the world of possibilities for aging - a national association of aging services providers.
• Wisconsin Assisted Living Association (WALA)minorOthersMember and supporter of WALA, the Wisconsin Assisted Living Association.
• Wisconsin Center for Assisted Living (WiCAL)minorOthersMember and supporter of WiCAL, representing assisted living providers in Wisconsin.
• Wisconsin Health Care Association (WHCA)minorOthersMember and supporter of WHCA, representing skilled nursing and assisted living facilities in Wisconsin.
• LeadingAge Wisconsin (formerly WAHSA)minorOthersMember and supporter of LeadingAge Wisconsin, the state chapter for aging services providers.
• American Institute of Architects (AIA) WisconsinminorOthersMember of AIA Wisconsin chapter, the professional organization for architects in the state.
• Associated General Contractors (AGC) of WisconsinminorOthersMember of AGC of Wisconsin, the construction industry's primary trade association representing contractors and specialty trade contractors.
• Children's Museum of Green BayminorOthersProud supporter of the Children's Museum of Green Bay, serving as a sponsor for this nonprofit children's education organization.
• Race The LakeminorOthersProud supporter of the Race The Lake bike race event, demonstrating community involvement and support for regional athletic events.
• InDevelopment ConferenceminorOthersProud supporter of the InDevelopment Economic Conference, a regional economic development event.

Scale indicators3 records

Recent moves6 records

Expansion highlights4 records

Broad incumbents

• Skanska USA: Global construction and development firm with healthcare and senior living expertise that competes with Ganther on larger integrated design-build pursuits.
• Clark Construction Group: Large general contractor and construction manager active across commercial, institutional, and senior living development where Ganther also competes.
• Mortenson Construction: Large national construction manager with significant senior living and healthcare practices; competes for the same RFPs but on a much broader portfolio of verticals.
• Gilbane Building Company: Major national construction manager with deep senior living and institutional building practice and a similarly at-risk GMP delivery model.

Direct peers

• Weis Builders: Midwest-headquartered design-build firm specializing in senior living, healthcare, and commercial construction, using an integrated model closely comparable to Ganther's planning-architecture-construction workflow.
• Wohlsen Construction: Design-build construction manager with a dedicated senior living practice and full pre-construction, architecture coordination, and at-risk delivery model paralleling Ganther's service stack.
• Engelberth Construction: Family-influenced design-build firm with senior living, healthcare, and education expertise offering comparable integrated architecture partner and construction management services to Ganther.
• Penzkeefer Architecture: Architecture and construction management firm focused on senior living and healthcare, sharing Ganther's design-build DNA and similar Midwest operating geographies.

Emerging players

• RLF Architects: Architecture and interior design firm with healthcare and senior living experience; overlaps Ganther's senior-living design vertical without offering in-house construction management.

Regional players

• Eppstein Uhen Architects (EUA): Milwaukee-headquartered architecture firm with a dedicated senior living practice serving the same Wisconsin and Midwest markets as Ganther.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/user/GantherConstruction
• Facebookfacebook.com/pages/Ganther-ConstructionArchitecture/150271181682821
• LinkedInlinkedin.com/company/ganther-construction-architecture-inc.

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 Ganther Construction Architecture Inc.