CONSTRUCTION MANAGEMENT

DESIGN / BUILD

GENERAL CONTRACTING

A. Eilers Construction

Our mission is to deliver high-quality commercial construction with integrity, clear communication, and a people-first approach that builds lasting partnerships and stronger communities.


10 +
Years In Business
# 1
Fastest Growing STL Company
200 +
Active & Completed Projects

Building Partnerships That Last

We put people before projects, building strong, lasting relationships that go far beyond construction. Every collaboration is rooted in trust, shared goals, and a commitment to doing what’s right.


As we work alongside some of St. Louis’ most respected organizations, we’re not just creating buildings—we’re helping shape a stronger, more connected community for the future.


We are a full-service team of commercial contractors based in St. Peters, MO, proudly serving the greater St. Louis region; including the City of St. Louis, St. Louis County, St. Charles County, Lincoln County, Warren County, and surrounding communities.

Our Services

Successful projects start with strategic construction management. Our experienced team works alongside you from start to finish, ensuring every detail is executed on time and beyond expectations.

Interior of a modern cafe featuring a white brick wall, a long service counter with appliances, and green accent walls.

Construction Management

St. Louis organizations trust our construction management to deliver complex projects with precision and reliability.

An upscale, dimly lit restaurant interior with tables, bar seating, dark carpets, and decorative globe chandeliers.

General Contracting

We handle all aspects of general contracting, making sure we keep your project on time, on budget, and on track.

A reception desk with a red front labeled

Design / Build

Our design / build approach blends creativity and strategy to create functional, impactful spaces. Let's design St. Louis, together.

Built on Experience.

Driven by Partnership.

Designed for Results.

Experienced Professionals

Our company is threaded with construction management professionals with decades of experience transforming spaces with precision and creativity. It's not guesswork - it's good work.

Ready for Any Project

We build so you're accessible, compliant, and efficient. We aim to hit every mark and beyond when designing the building for your needs. Any project is not complete until you're beaming with pride.

Built on Trust

With us, you're experiencing integrity-driven service, prioritizing transparency and trust in every construction project. Your plans become an extension of our mission to build for good, together.

Highly Rated Construction Firm

Clients Who Trust Us

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Our Previous Projects

Our diverse portfolio spans a wide range of commercial construction sectors across St. Louis, including healthcare facilities, restaurants, churches, corporate offices, retail spaces, metal buildings, and multi-family developments—showcasing our ability to deliver quality results across projects of every size and scope.

An upscale, dimly lit restaurant interior with tables, bar seating, dark carpets, and decorative globe chandeliers.
June 29, 2026
Full renovation of the kitchen, bar, and dining areas, construction of new golf simulator bays, interior upgrades including new ceilings, walls, flooring, and millwork, new HVAC, electrical, plumbing, and fire protection systems, exterior improvements to the covered porch and patio with new stucco and aluminum storefronts, installation of commercial food service equipment and A/V technology, ADA accessibility upgrades and finish enhancements throughout. Through careful coordination and a focus on safety and cleanliness, our team executed this work without interrupting daily golf operations, allowing members to continue enjoying the course and club amenities while construction progressed behind the scenes. This 7,600+ square foot renovation includes both interior and exterior upgrades designed to elevate the guest experience and modernize key hospitality spaces.
A hotel reception area with a lit desk, modern pendant lighting, patterned wall panels, two armchairs, and wall art.
June 28, 2026
Ruth’s Chris asked A. Eilers Construction to provide minimal demolition and renovate an existing restaurant space. The project included minor wall demolition (25 lineal ft), construction of less than 20 lineal feet, a new interior wall, and minor ceiling adjustments.
A modern, curved control room with multiple computer workstations, wall-mounted monitors, and blue accent lighting.
June 27, 2026
Central County 911 director and board members requested for renovations of the existing two-story 911 headquarters building including new conference rooms, offices, training rooms, board room, restrooms, and new mezzanine level that entailed new ceilings, flooring, wall finishes, storefronts, new electrical, access control, A/V systems, new HVAC systems, fire sprinkler modifications, and plumbing. The project also included extensive scope for the new 911 Dispatch area that included new raised access flooring, new acoustical wall and ceiling finishes, and extensive A/V, access control, electrical, security upgrades and new backup generator. New exterior upgrades included new concrete sidewalks, stair and patio areas, canopies, railings and site drainage systems.
A brick building with a porch and sign, featuring a tall ladder leaning against the exterior wall on a sunny day.
June 26, 2026
Dr. Glaser’s Surgical Dermatology center needed an office face-lift to make space for their growing business in Historic St. Charles, Missouri.
A long, single-story red storage building with multiple grey metal doors, situated in a large, paved parking lot.
June 25, 2026
The State of Missouri Office of Administration Facilities Management, Design, and Construction needed a 7,814 square foot unheated storage facility. The Work included concrete, pre-engineered metal building, and electrical structures. As one of the National Cemetery Administration’s oldest burial sites for soldiers, their project required careful hands. A. Eilers Construction is a recognized recipient of verified efforts to recruit, employ, and retain veterans. The Missouri National Guard was inspired to work with a prestigious government backed contractor for this project.

Our Partners & Associations

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Trusted Building Partner:

Kirby Building Systems

We proudly partner with Kirby Building Systems, a recognized leader in pre-engineered metal building solutions. Through this partnership, we’re able to deliver high-quality, efficient, and durable structures tailored to meet the demands of modern commercial projects.