Wisconsin
Church Builder
& Wisconsin Christian School Builder
The construction of BGW projects is delivered through a nationwide network of faith-based contractors that are leaders in church building and Christian school construction in their markets. Our builders have a heart for ministries and are uniquely qualified to come alongside your leadership team and help bring your God-inspired vision to life.
Through a unique delivery model we call the Trinity Partnership, BGW Builders work in close partnership with BGW Architects from the earliest stages of design, helping keep projects intact from a cost perspective as we launch ideas and explore solutions.
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Regional Project Portfolio
To view our Nationwide Project Portfolio, click below
Certified BGW Builders
Wisconsin Church Contractor
& Wisconsin Christian School Contractor
& Wisconsin Christian School Contractor
NCI-Roberts Construction – Madison, WI: NCI-Roberts has a renowned history of religious and nonprofit construction in the Madison metro and southern Wisconsin area. The company has built and transformed nearly 200 places of worship and non-profit facilities among the almost 500 projects they have completed since their founding in 1981.
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Jeff Grundahl
Owner
Click here for BioJeff GrundahlOwner
As owner of NCI-Roberts Construction and its parent company JG Development, Jeff has nearly 30 years of experience in commercial and residential construction and entrepreneurship. NCI-Roberts Construction is based in the Madison, Wisconsin, area and is the Preferred Builder of BGW Builder for the state of Wisconsin. The firm has a renowned history of church and nonprofit construction, and a process proven to serve individual and committee-led project management and align with donation-dependent funding.
WDS Construction – Beaver Dam, WI: WDS Construction excels in providing construction services for Christian schools and colleges, rooted in shared values and a deep understanding of the unique needs of faith-based institutions. With a culture of transparency, communication, and collaboration, coupled with a team committed to humility, hunger, and loyalty, projects are completed with a focus on safety and tailored solutions. WDS’s expertise in navigating the challenges of educational construction projects is complemented by dedication to upholding the values that resonate with our clients, making us a trusted partner in the Christian educational sector.
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Mark Buteyn
Business Development | Education
Click here for BioMark ButeynBusiness Development | Education
Mark brings over four decades of education experience to his role at WDS Construction. With 16 years as a head of school and 26 years teaching in a Christian school classroom, Mark has developed deep expertise in both leadership and education. He also served nine years on the Leadership Christian Educators Association board, further extending his impact on the field. Mark’s extensive background and commitment to excellence play a vital role in advancing our mission and shaping the future of education-focused projects at WDS Construction.
Langer Construction – West St. Paul, MN: Based in the Minneapolis, MN area, Langer serves churches and schools throughout the Upper Midwest, including the Western Wisconsin counties of Polk, Saint Croix, Pierce and Pepin. Celebrating 80 years in the construction industry in 2026, Langer Construction is considered the premier builder of faith-based and non-profit work in the region. 100% of their active work is dedicated to faith-based clients, having completed more than 400 worship and education projects just in the last 25 years. For every project, regardless of size or complexity, Langer’s primary goal as a team member is to provide information to assist leadership in finding the best value. Best value is utilizing all available resources to accomplish the highest priority and most pressing needs within the available budget. Through hundreds of faith-based projects, Langer understands that all owners – churches and Christian schools alike – have one thing in common: more needs than resources. Understanding this is the first step in providing each owner with the services needed to design and construct a facility that truly accomplishes the best value for their community.
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Josh Schultz
Vice President
Click here for BioJosh SchultzVice President
After graduating Summa Cum Laude with a bachelor’s degree in business marketing and economics from the University of St. Thomas, Josh joined Langer in 2016 after eight years in the commercial construction industry. Now with 17 years in the industry and 10 with Langer, Josh splits his time between preconstruction visioning and project management. Josh is a Certified Facility Manager (CFM) as well as a member of several organizations including both the Minnesota Association of Church Facility Managers (MACFM) – currently acting as the secretary and vendor rep for the executive council – and MINNDEPENDENT – currently serving on the Board of Directors.
Your Trusted Experts
Wisconsin Church Builders
& Wisconsin Christian School Builders
& Wisconsin Christian School Builders
In addition to their local expertise with church building and Christian school construction, BGW Certified Builders are skilled in delivering the unique Building God’s Way Approach that has consistently proven to cut construction costs by reducing conflict, scheduling delays, change orders and product mark-up.
Collaboration During Preliminary Design
The involvement of a Certified BGW Builder is critical during this early stage of design, to help keep projects grounded from a cost perspective as we launch ideas and explore solutions. Even the best designers can often go down the road of cost-overruns during preliminary design as the project scope is developed. Our experienced builder partners offer valuable feedback on the cost implications and constructibility of each design decision, value engineering ideas and opportunities for cost savings, as well as expertise in developing a preliminary construction cost estimate.
Pre-Construction Stewardship
Unlike standard design and construction approaches in which the architectural plans are completed and then sent out to contractors for bid, BGW Certified Builders engage in a unique process to explore the plans at a much deeper level with the architect and the subcontractors prior to soliciting final bids. Through this series of pre-construction meetings, the goal is to break the pattern of conflict and poor communication that is typical in the construction industry by asking the subcontractors to take our drawings, review them, and then come back to discuss them in individual sessions.
In addition to value engineering ideas from subcontractors about more efficient and cost-effective ways to accomplish the work, this process allows the BGW team to make the necessary changes to the construction documents that can clear up any confusion in the plan set, which can significantly reduce or eliminate change orders. PCS also incorporates a survey exercise that helps to identify construction industry relationships that the ministry might have in the local community that can lead to additional value added to the project in reduced mark-up or gifting of materials or labor.
The Ministry of Construction
God has great plans for the ministry that will happen within your new building, but you don’t have to wait until the building is completed – you can start during construction! BGW Certified Builders are deeply committed to helping ministry clients impact the workers on their job sites with the love of Christ. An integral part of the BGW approach since its foundation, this program offers a step-by-step guide to organizing a successful outreach effort during construction. Through simple acts of kindness, hospitality and appreciation, your ministry will be able to build relationships with local construction workers.














