Master Builders of Iowa strives to be the essential resource for Iowa’s construction industry and a valuable component of that effort are those companies who support MBI’s programs and events. Through the exclusive Essential Partners recognition program, MBI strives to recognize our industry supporters, while adding value to those companies’ sponsorship dollars who take leadership roles in sponsoring MBI events and educational opportunities. Companies that are considered MBI’s Essential Partners have contributed over $5,000 in sponsorships to Master Builders of Iowa in the calendar year 2025. These companies are an important part of MBI’s success and we couldn’t do it without them!
“Caring for Your Unique Potential is Our Soul Purpose.” That statement is the core of how we do business. We ask the tough questions, avoid the easy path, believe fully in caring for the unique challenges of our clients, impact the industry through innovation, and leverage our greatest assets — the hearts and minds of our people — to advocate on behalf of our clients. That’s our approach to risk management and benefits consulting, and it’s worked for us since our inception in 1932. As an independent brokerage, we serve clients in every industry and of almost every size, with the ultimate goal of providing exceptional service and caring for our clients’ unique potential. We are also the co-founder and co-owner of BrokerTech Ventures, the industry’s first broker-led convening platform and accelerator.
Merchants Bonding Company™ proudly sponsors MBI’s Annual Winter Conference. With a reputation for consistency, common sense underwriting, and first class experiences, Merchants has grown to be among the top surety writers in the United States, and the largest provider in Iowa (SFAA, 2024).
Unlike other insurance companies with multiple lines of business, Merchants focuses on surety and developing its expertise in contract and commercial surety bonding. Merchants is recognized among the industry’s finest, achieving an A.M. Best Rating of “A” Excellent or better since 1958.
Merchants is licensed in all 50 states and maintains more than 30 offices across the United States including the home office in West Des Moines, Iowa.
A-1 Mobile Storage Service offers storage and office space solutions to our customers through the leasing and selling of storage containers and mobile offices. We serve a wide variety of customers including construction, government, health care, commercial, residential, industrial, and entertainment venues!
A-1 Mobile Storage Service also maintains a complete fabrication shop where we customize shipping containers to our customers’ specifications. The most popular modifications include our ground level offices, as well as roll up door options.
A-1 Mobile Storage Service has been serving the Midwest for 20+ years and growing rapidly. With our dedicated team we assure, we’re More Than Just Storage.
Baker Group is one of the nation’s leading specialty contractors, proudly serving the Midwest and beyond. With a team of over 1,200 dedicated professionals, we deliver tailored solutions for projects of every scope and size, from small-scale upgrades to large, mission-critical facilities. Our expertise in engineering, design-build services, fabrication, installation, and maintenance spans institutional, commercial, and industrial markets, including hospitals, commercial offices, and complex industrial systems.
We provide comprehensive end-to-end services in mechanical, industrial, sheet metal, electrical, building automation, process automation, security systems, fire alarms, parking revenue controls, and 24/7/365 service support. With a dedicated team of experts and a focus on innovation, Baker Group is your trusted partner for projects that demand excellence and long-term value.
Bolsinger Rebar Inc has been a trusted provider of foundation and concrete supplies in Cascade, IA for over 50 years. Our family-owned, veteran-operated business delivers reliable rebar and concrete accessories to construction projects throughout the Midwest. We understand the importance of timely deliveries in the construction industry, which is why we offer quick lead times to keep your projects on track. Our commitment to excellence goes beyond our products—we're dedicated to providing exceptional customer service, answering all inquiries on the same business day.
At Bolsinger Rebar, we've earned our reputation through reliability, knowledge, and a deep understanding of our customers' needs. Our rewards program benefits our loyal clients, while our free same-day quotes help you make quick, informed decisions. We provide solutions that lead to significant labor savings for your projects. From small contractors to large-scale developers, we have the inventory and expertise to support your success. Ready to strengthen your next project with quality materials and excellent service? Contact us today and discover the Bolsinger advantage.
Located in West Des Moines, our Iowa office provides expert construction, estimating and procurement services for a diverse range of projects in every part of the state. Our team consists of 250 highly qualified professionals with in-depth knowledge and expertise spanning the fields of healthcare, education, aviation, civic/municipal, commercial, and advanced technology.
At our core, we are dedicated to strengthening our community through collaboration with key partners and non-profits. These relationships form the foundation of our commitment – an impact from which all can benefit.
United Rentals, Inc. is the largest equipment rental company in the world. The company has an integrated network of 1,571 rental locations in North America, 39 in Europe, 37 in Australia and 19 in New Zealand. In North America, the company operates in 49 states and every Canadian province. The company’s approximately 27,550 employees serve construction and industrial customers, utilities, municipalities, homeowners and others. The company offers approximately 5,000 classes of equipment for rent with a total original cost of $21.85 billion. United Rentals is a member of the Standard & Poor’s 500 Index, the Barron’s 400 Index and the Russell 3000 Index® and is headquartered in Stamford, Conn. Additional information about United Rentals is available at unitedrentals.com.
Veit is one of the country’s leading specialty contractors, with over 97 years of experience and the best people in the industry. We pride ourselves on our relentless pursuit to push the construction industry forward and deliver for our customers.
Our modern fleet of iron, diverse expertise, and unmatched determination allows us to successfully tackle some of the largest and most complex projects across every sector while also living out our values every day.
White Cap is a one-stop-shop providing concrete accessories and chemicals, tools and equipment, building materials and fasteners, erosion and waterproofing and safety products to professional contractors.
Building Trust on Every Job
From hard-to-find products to technical expertise to jobsite training, White Cap supports professional contractors in non-residential, infrastructure and residential end markets with everything they need to keep their projects moving on time, on budget, and as safely as possible.
As the leading North American distributor for professional contractors, the White Cap family consists of multiple brands in the U.S. and Canada. White Cap operates approximately 500 branches across North America with more than 10,500 associates supporting approximately 200,000 customers across 15 construction trades.
Basepoint Building Automations is a 100% Employee-owned company and we couldn’t be prouder. With a humble beginning, we’ve grown to seven locations across five states, employing nearly 200 people. We’re recognized as a Midwest market leader in the building automation industry.
We welcome the challenge of meeting our customers’ ever-evolving building automation needs. Basepoint brings together the latest technologies in controlled entry, HVAC controls, security cameras, access controls, among other building automation products. We plan, install, and service the controls that keep your building operating worry-free, so you may focus on what you do best.
The trust our customers bestow upon us allows us to be successful as we grow. Our experienced team specializes in providing solutions that are right for you, installing and servicing your products with the highest level of workmanship and precision. We’re proud to say we’re going strong after 41 years in the industry.
Since 1948, we've served customers nationwide from our Des Moines, Iowa, location. We offer a full line of construction tools, supplies, and PPE for a variety of industries including solar and energy sites, concrete, asphalt, excavating, and HVAC commercial contractors. Key brands include Milwaukee, Diablo, Marshalltown, Simpson, Klein, Mar-Mac, W.R. Meadows, DeWalt, and more. We also specialize in burlap paving covers for curing concrete, as well as custom burlap, canvas, and cotton bags for different industries and applications.
Conlon Construction has been providing commercial construction services for over 120 years. Our history includes a range of experience and a reputation for success.
Our Services:
Construction Management
Design-Build
Commercial Development
National Construction & Retail Fixturing Services
Building Maintenance & Management
Conlon is committed to quality and developing and maintaining long-term customer relationships.
Amidst all the advancements and innovations, the enduring foundation built by father and son remains unwavering. What began as a family endeavor has stayed true to its roots - a unified entity. For Jerry, and now J., Elder Corporation is firmly grounded in family values, treating every employee as part of the family. It's a testament to the belief that no matter how sophisticated our tools become, there's no replacement for having the right person in the right role.
Looking Ahead
Now, as the company looks toward what lies ahead, we see a future of promise. We are confident that the values that brought us this far will continue to guide us: unwavering standards and steadfast principles. These ensure that every member of our organization has the tools, support, and purpose to give their best every single day, allowing us to move forward with pride and confidence.
Embark is a client-focused technology firm offering tailored solutions to meet your specific needs. Leveraging our extensive knowledge and expertise, we address your technology challenges and foster innovation, allowing you to focus on what you do best. Our areas of focus include Managed IT, Network Infrastructure, Collaborative Audiovisual, Digital Signage, and Voice Solutions.
Our approach involves evaluating your needs and current capabilities to recommend the most effective and reliable solutions. We then develop a plan based on your timeline and budget, ensuring efficient installation and seamless implementation that respects the needs of your team and clients. We stand behind our work and provide various options for continued support.
Not every wealth management firm understands your need for independence and support. At Equitable Advisors, we let financial advisors focus on serving clients and scaling their business -on their terms. You get the resources of a leading national firm, supported by people in your local market, to help you build the practice you want. That's what we call supported independence.
Graham Construction, a 3G Company is a corporation formed in 1981. Owned by CEO Steve Hauschilt, and led by President Casey Hansen and four regional vice presidents. Graham delivers construction management and general contracting services primarily in the healthcare, education, industrial and commercial construction markets. Graham has offices in Des Moines, Cedar Rapids, Omaha and Madison.
Graham has built a reputation of “BUILDING WHAT'S IMPORTANT," by delivering quality facilities on tight schedules with accurate budgets. The key to Graham’s growth is our understanding of the customer’s perspective and need for a quality product delivered on a timely basis at the best value. This focus has helped Graham establish a reputation as Iowa’s most trusted contractor.
Graham’s business philosophy centers on building long-lasting customer relationships. We believe that trust, open communication and honesty are critical foundations for a successful project. Because of this philosophy and the value we place on relationships, more than 70 percent of our current contracts are with repeat customers.
At HRTLND Companies, we’ve been proudly serving our customers, partners, community, and employee-owners since 2002. What began as a dream to become Iowa’s premier finishing contractor has grown into a dynamic, employee-owned company recognized for quality, reliability, safety, and service. Our journey includes strategic expansions like Heartland Door and Frame (2007), Heartland Window Treatments (2009), our move into Eastern Iowa starting in 2018, and the acquisition of DA Bunch in 2024. With the establishment of our ESOP in 2021, we’ve deepened our culture of teamwork and ownership, empowering our people and delivering exceptional value to every project. From commercial interiors and exteriors to door and frame solutions and window treatments, our dedicated team—alongside trusted suppliers and subcontractors—delivers smart, efficient, and innovative construction services. We’re proud to have contributed to some of the most significant projects in Iowa and remain committed to supporting its growth, economy, and community vision.
For more than 50 years, McAninch Corporation has been a trusted leader in mass excavation and underground utility construction. Founded as a family-operated business and proudly employee-owned since 2023, McAninch is recognized as an Iowa Top Workplace and known for delivering high-quality site civil solutions across the public and private sectors. From large-scale data centers and industrial developments to residential communities and essential infrastructure, our team brings precision, reliability, and expertise to every project—regardless of size or complexity.
McAninch has earned a national reputation as one of the most technologically advanced earthmoving contractors in the industry. With decades of investment in GPS machine controls, innovative construction methods, and close collaboration with owners, engineers, and agencies, we consistently deliver projects on time and within budget. Whether performing mass excavation, underground utility installation, or complex site development, our employee-owners take pride in building communities and infrastructure with a strong focus on safety, efficiency, and long-term value.
As small business owners ourselves, we understand the opportunities and challenges you experience regularly. That’s why we specialize in collaborating with businesses, to help you solve your unique planning needs, such as: risk management strategies, qualified retirement plans, attracting, retaining, and regarding key employees, buy/sell and succession/exit planning. We are also experts at integrating your business and personal financial planning strategies.
Our team of highly credentialed professionals, with extensive experience in institutional investment management and complex financial planning, provides tailored solutions specific to you. Partnering with Northwestern Mutual, one of the strongest financial institutions in the country, ensure we deliver top-tier financial strategies and support for business owners and entrepreneurs.
Modern specializes in providing comprehensive solutions for commercial, industrial, and institutional plumbing, piping, sheet metal/HVAC, refrigeration, and service needs. We offer a full range of services, from design and fabrication to installation and ongoing maintenance and repair.
Our commitment to excellence means that we strive to exceed our clients’ expectations by providing unparalleled solutions. Our integrity, hard work, and dedication have earned us a stellar reputation, and we stand behind the work we do with confidence.
As a 100% employee-owned company, our team shares in the success of our business. We are passionate about the work that we do and always strive to find creative solutions to the complex problems our clients face. We believe this leads to more dedicated and deeply engaged employees both at work and within our community.
Founded in 2012 on the foundation of a team and facility with over 50 years of experience, PDM is a Midwest-based PCI certified producer of structural prestressed/precast concrete and an AISC certified structural steel and miscellaneous steel fabricator. With extensive experience in design, construction and manufacturing industries, our team has the skills and expertise to help make any project a success.
PCI is a premier U.S. specialty contractor and a true single-source partner for our customers in the industrial and commercial sectors. We offer comprehensive solutions—from framing, drywall, acoustical and specialty ceilings to exterior claddings, clean rooms, raised access floors and related services—tailored to the most complex project needs.
At the Rasmussen Group, we work together. We look out for one another. We become family. We allow you to redefine what’s possible and make a difference in the communities we serve while building a legacy you can be proud of.
RSM US LLP’s audit, tax and business consulting professionals are committed to serving and advising construction companies as they pursue their business objectives and improve their performance through the most challenging business cycles in whatever capacity we are asked to serve. We have significant experience working with construction companies of all sizes and in various stages of their life cycle, whether as a full-service provider or on a project basis.
By serving as audit, tax and consulting service providers to more than 3,850 construction companies nationally, RSM has a strong understanding of the industry. Our clients are general building contractors, specialty contractors, industrial contractors, sub-contractors, architectural and engineering firms, highway and street construction, suppliers and residential contractors. Our clients include privately held and private equity-backed companies. In addition to traditional full-service relationships, we are experienced in performing consulting projects for companies and working with their other providers so that services are delivered timely and in coordinated fashion, as necessary.
Our national practice of professionals focus specifically on construction by spending the majority of their time serving construction clients and by attending regular training on industry issues. Our professionals are members of and regularly address the industry’s leading trade associations, including Associated General Contractors, Construction Financial Management Association and Associated Builders and Contractors.
Our experienced professionals implement standard industry practices and provide strategic support. We offer knowledge that helps our contractor clients improve their bonding capacity, state qualification capacity and income, as well as minimize federal and state income taxes.
For the latest industry trends and updates, visit RSM’s Construction Industry page and sign up for our Construction Quarterly Update newsletter.
Star Equipment, Ltd. is Iowa's number one source for high-quality construction equipment. Family-owned by the Bowmans since 1968, Star Equipment offers expert service and unsurpassed product knowledge for contractors across Iowa and parts of Nebraska, South Dakota, Minnesota, Illinois, and Missouri. Star specializes in light to general construction equipment, as well as specialty products to fill the needs of our customers.
When asked what Star sells, the answer is PRODUCTIVITY. We bring you cutting edge technology and the know how to tailor it to your specific needs. We provide you with the most uptime of any rental company in Iowa. When knowledgable people help you make informed decisions and provide you with high quality equipment with unsurpassed service, you get PRODUCTIVITY.
Star Equipment has four locations providing sales, service, and rentals of construction equipment in Iowa. They feature brands such as: Takeuchi, Mustang, Gehl, Manitou, Multiquip, Allen Engineering, Sullivan Palatek, Husqvarna, Waker Neuson, IMT, Schwing, Elliott, Topcon, and many others.
The Waldinger Corporation is a premier full-service, design-build mechanical, electrical and sheet metal contractor. We design, fabricate, install, maintain, and repair HVAC, refrigeration, electrical, plumbing, piping, and kitchen equipment systems for commercial, institutional, data centers and industrial facility customers. Employing more than 4,000+ professionals (2,500+ of which are trade) and located throughout the Midwest.
The Weitz Company is the sixth oldest Architectural/Engineering/Construction firm in the United States. Over the last 170 years, we have forged our reputation by constantly seeking new construction innovations and technologies that provide our clients with predictable, reliable, and collaborative services. Our financial strength, longevity and stability through more than 170 years of economic cycles has positioned us as a recognizable leader in the construction industry.
US Erectors, Inc. is a trusted leader in the structural steel erection industry, known for delivering safe, efficient, and high-quality solutions on complex commercial and industrial projects. With a strong foundation built on experience, accountability, and craftsmanship, we partner closely with general contractors, owners, and design teams to ensure every project is executed with precision. Our team brings deep field expertise and a problem-solving mindset to each jobsite, allowing us to meet demanding schedules without compromising safety or quality.
Our First Priority
Safety is the cornerstone of our operations and a core value embedded in our culture. We maintain rigorous training standards, proactive planning, and strict compliance with industry regulations to protect our workforce and project partners. From pre-construction planning through final bolt-up, US Erectors emphasizes safety, coordination, communication, and continuous improvement to deliver consistent results.
Why US Erectors?
As an AISC and PCI certified erector, we have all the processes in place to be an asset and trusted partner on your next project. Our commitment to reliability, integrity, and performance has earned us long-standing relationships and a reputation as a dependable steel erection partner.
Wendler Inc. is Iowa’s leading builder of civil and municipal infrastructure, including water and wastewater treatment plants, flood protection, and high-voltage electrical projects. With more than 50 years of experience and a team built from the field up, we deliver high-difficulty, high-value projects safely, collaboratively, and on schedule. Whether through traditional bid or CMAR delivery, we work as a trusted partner from day one—and stand by our work long after closeout.
Whitfield & Eddy Law serves construction clients in Iowa and nationwide. We are committed to meeting clients diverse, challenging and changing needs through a proactive problem solving approach. We have developed a team-based approach to leverage a wealth of experience and address the legal needs of Iowa businesses, families, and individuals. Learn more about our team and full service law firm at whitfieldlaw.com.
