Triangle Associates Inc.

About Us

Triangle Associates, Inc. is a leading construction firm that was formed in 1918 as George Datema & Sons in Grand Rapids, Michigan. Triangle is now under the management of the fourth generation of the founding family and has taken the best from the past – a solid work ethic, pride in craftsmanship and an honest approach to dealing with people – and blended those qualities with today’s technologies. The result is a company rooted in tradition and committed to building exceptional facilities, great people and strong communities.

Our goals have always been ambitious; a clear vision of industry leadership built on the principles of honesty and integrity. Our commitment to excellence is integral throughout every part of the company. Over the years this commitment has led to a loyal and dedicated team of associates, all focused on our unified vision.

Now we look to the future. We’re well positioned to capitalize on our rebounding economy and will continue to pursue new opportunities for growth and diversification.

Services : Construction Management, Design Build, General Contracting, Project Planning, Sustainable Building, etc.

Markets Serviced: K-12 Education, Higher Ed, Medical, Commercial, Retail, Industrial, Housing, Municipal/Civic, and Infrastructure