We partner with our clients and treat your project as if it were our own 3520 Swenson Ave  |  St. Charles, IL 60174
(630) 584-1200
Quinn Design-Build Inc.
Church sanctuary interior renovated by QDBI
Home Industries We Serve Church Projects

Sacred Spaces Design-Build Church Construction & Renovation

Built for the congregation, the calendar, and the budget you have to defend.

QDBI is a design-build church contractor in St. Charles, Illinois, handling additions, sanctuary renovations and accessibility work for congregations across the Fox Valley.

Care, listening, respect

Sacred spaces hold deep meaning for the communities they serve. These projects require more than technical expertise, they require care, listening, and respect for tradition and purpose.

We approach sacred space projects with humility and collaboration, ensuring that the final space supports gathering, reflection, and connection.

Our church project services include:

New construction
Renovations and expansions
Community-focused facilities

Each project is guided by the values of the organization and built to serve both present and future generations.

How church projects run

A building committee is not a client. It is a congregation.

Church work moves at the pace of shared decisions and giving. We plan for that instead of pushing against it: honest numbers early, options when the budget is tight, and a schedule that respects the worship calendar.

Budgets a committee can defend

Real numbers before the congregation is asked to give, and clear trade-offs when the estimate and the pledge total do not match.

Phased around services

Work sequenced around Sunday, holidays, funerals, and weddings. Sanctuaries come back online when we said they would.

Patient with the decision process

Committees, boards, and denominational approvals take time. We keep the project moving without forcing a vote before it is ready.

Respect for what is already there

Stained glass, millwork, memorials, and a room people have loved for generations. Protected, matched, or thoughtfully reused.

Church scopes we take on

Sanctuary renovation and reconfiguration
Additions and building expansions
Fellowship and gathering spaces
Classrooms, nursery, and youth space
Accessibility and restroom upgrades
Commercial kitchens and serveries
Narthex, entry, and wayfinding
Parking, drives, and site work

Industries We Serve

Industrial Church Projects Commercial Hospitality Retail Healthcare

Common questions

Church projects, answered.

We are used to committees, boards and congregational votes. We keep the budget and the drawings in plain language, come to the meetings, and give the committee the numbers it needs to make a decision it can defend to the congregation.

Yes. Worship, weddings, funerals and school or daycare use come first. We phase around the calendar, keep entrances and restrooms available, and clean up for Sunday.

Cost depends on the building, the site, and how much of the work has to happen around a live operation. You get a rough order of magnitude at the first meeting, a real budget during preconstruction — while the design can still respond to it — and no move to construction until the number is one you can plan around. We price additions, sanctuary renovations and accessibility work as the drawings develop rather than handing you a bid at the end.

Entitlements, permitting and long-lead materials usually drive the calendar more than field work does. We sequence all three during preconstruction, flag the lead-time risks while there is still room to plan around them, and set a schedule before construction starts — then report progress against it weekly.

Let’s Build With Purpose

A partner you can trust across every industry.

No matter the industry, our approach remains the same. We listen first, plan carefully, and build with expertise, integrity, and care.

If you are considering a project within this industry, we would welcome the opportunity to learn more about your goals and explore how we can support them.

Let’s Meet