Business Details
49 Years
experience
Trusted Southwest Commercial Construction Services
As a 100% employee-owned company since 1977, Willmeng Construction has built its reputation on delivering excellence in commercial construction across the Southwest. Our strategic vision centers on three pillars: leading preconstruction services, competitive project bidding, and fostering a culture of altruistic service. With decades of collective experience, our team specializes in ground-up and tenant improvement projects for public and private sectors, including industrial, healthcare, education, and aviation markets. Our core valuesstrategic, nimble, fair-360, altruistic, and sincereguide every project, ensuring clients receive innovative solutions through collaborative partnerships.Recognized with over 30 industry awards in three years, we prioritize safety, having achieved zero lost-time accidents through rigorous OSHA-certified practices. Our commitment to community and employee well-being is reflected in our four-time recognition as a Phoenix Business Journal Best Place to Work. By integrating advanced planning, experienced teams, and a client-first ethos, we transform concepts into quality projects delivered on time and within budget.
Services
Preconstruction
Design Build
CMAR
JOC
Build-To-Suit
Details
- Year established: 1977
Highlights and features
- We are a 100% employee-owned company with 45+ years of Southwest construction expertise.
- Our team holds OSHA certifications and maintains zero lost-time accidents in safety policy.
- We offer diverse delivery methods including Design-Build, CMAR, and JOC for tailored solutions.
- Recognized with 30+ industry awards, including NAIOP's General Contractor of the Year.
- Our strategic preconstruction planning ensures projects are delivered on time and within budget.
Associations and certifications
- OSHA
Services
Preconstruction
Our preconstruction services combine real-time estimating, constructability reviews, and strategic planning to ensure project success. By assembling experienced teams early in the design phase, we provide accurate cost analysis and options evaluation. This proactive approach helps clients make informed decisions, control budgets, and accelerate timelines while maintaining quality standards.
Design Build
Through collaborative design-build partnerships, we streamline project delivery by coordinating design and construction phases under one contract. This method reduces risks, accelerates schedules, and ensures alignment between architectural vision and practical execution. Our established relationships with trusted design partners enable innovative solutions tailored to client needs.
CMAR
Our CMAR (Construction Manager at Risk) services provide early expertise in guiding design decisions, cost control, and scheduling. We act as a trusted advisor during planning, leveraging our field experience to optimize value engineering while maintaining transparency in budget management and risk mitigation.
JOC
Willmeng's JOC (Job Order Contracting) services deliver efficient, multi-year solutions for recurring renovation needs. This method enables rapid project execution through pre-established pricing and streamlined procurement, ideal for public agencies and organizations requiring consistent facility upgrades without repetitive bidding processes.
Build-To-Suit
Our build-to-suit expertise guides clients through complex site selection, financing, and equipment planning to create purpose-built facilities. We specialize in anticipating future business needs while managing timelines and budgets, ensuring tailored environments that align with operational goals and growth strategies.
People
James Murphy
Chief Executive Officer
James Murphy leads Willmeng Construction with a focus on strategic vision and client relationships. With decades of industry experience, he drives the company's commitment to employee ownership and community impact while maintaining its reputation for excellence in commercial construction.
Mike Mongelli
President
Mike Mongelli oversees daily operations and project execution at Willmeng. His leadership emphasizes operational efficiency and client satisfaction, ensuring alignment with the company's core values while expanding its footprint in the Southwest construction market.
Isam Ghandour
Vice President
Isam Ghandour contributes extensive project management expertise to Willmeng's leadership team. He specializes in delivering complex commercial projects while fostering a culture of innovation and continuous improvement across the organization.
Thomas Jarvis
Vice President of Pre-lease Estimating
Thomas Jarvis leads pre-lease estimating efforts, combining technical precision with market knowledge. His work ensures accurate cost projections and strategic planning for clients during the critical early stages of project development.
Cody Phelan
Chief Operating Officer
Cody Phelan manages operational strategy and resource allocation at Willmeng. He focuses on maintaining the company's safety standards, project delivery excellence, and employee development programs to support sustained growth.
Questions
What construction services does Willmeng offer?
Willmeng provides preconstruction, design-build, CMAR, JOC, and build-to-suit services for commercial projects in industrial, healthcare, education, and aviation sectors across the Southwest.
How does Willmeng prioritize safety?
Safety is central to our operations through OSHA-certified practices, zero lost-time accidents, and annual safety training. We maintain a 0% tolerance policy for unsafe practices across all job sites.
What makes Willmeng employee-owned?
As a 100% employee-owned company since 1977, our team shares in the company's success, fostering accountability, innovation, and long-term commitment to client satisfaction and community impact.
What project types does Willmeng handle?
We specialize in ground-up construction and tenant improvements for public and private sectors, including industrial facilities, healthcare centers, educational institutions, and aviation infrastructure across the Southwest.
What awards has Willmeng won?
We've received 30+ industry awards in three years, including NAIOP Arizona's General Contractor of the Year, Firm of the Year, and TI Contractor of the Year, reflecting our construction excellence.
Reviews (6)
Shana Davis
Dec 23, 2020
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Willmeng is top notch. Great place to work, unbeatable culture, and top tier General Contractor. The awards they win are for real... not for cutest secret handshake. Voted the best by employees and clients all over the Valley.
Julie Child
Nov 19, 2020
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Fantastic company! I saw one of their drivers who was so courteous and let people into traffic when I personally would have cut them off. Must be a great place to work as it is evident in the kind driver. 5 stars from me!! (See how dumb these Google reviews are?)
James Wheeler
Dec 11, 2019
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Encountered one of these blue trucks in a drive thru at McDonald's, the driver of truck 48 was such a discourteous person cutting the line by speeding up tight to the car in front of him, rather than letting the next car in line go. if the discourteousness and hurry this of these people in the real world are any indication of their work I will never ever recommend or use this company for anything and they're supposed to be a construction company trust integrity and honesty is their logo but they're people say something completely different.
Sabrina Morse
Dec 22, 2018
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Driving down the freeway on Memorial Day we are in the left hand lane with approximately 25 feet between us and the next car going 70mph when a blue chevy Willmeng truck with a temp tag and American flag sticker on the back races up the right hand lane and dangerously cuts in between my vehicle and the one in front of me. If their driving is any indication of their work, its probably going to be fast and crappy.
Cat E.
Nov 20, 2018
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It's either Willmeng or not at all. We had them do our first office redevelopment of our clinic, and they were courteous, reliable, efficient, on time, and relatable. They got the job done right. The next time we had a renovation, the landlord insisted on another vendor due to cost and we suffered for it with errors, delays, sloppiness and poor quality. Still wishing we had Willmeng do the job instead, even if it would have meant getting fewer features in the project. The Willmeng work ethic is laudable and authentic. Great company to work with and ensuring you are satisfied is their game
Extreme Aerial Productions
Nov 02, 2018
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From the top down - the level of passion and integrity extended towards clients, projects, staff and vendors is second to none. What a great organization to work with and for!
