- Prein & Newhof (Grand Rapids, MI) acquired QoE Consulting (Lansing, MI) Details
- SynTerra Corp. (Greenville, SC) and ECSI, LLC (Lexington, KY) have merged and will operate as SynTerra. Details
- Miles and Company (Fredericksburg, VA) merged with Legacy Engineering (Fredericksburg, VA). Details
- Croy Engineering (Marietta, GA) acquired Tompkins Surveying and Mapping (Cartersville, GA). Details
- Rau and Associates (Ukiah, CA) merged with Munselle Civil Engineering and Land Surveying (Healdsburg, CA). Details
- Foresight Management (Zeeland, MI) acquired Building Performance Team (Grand Rapids, MI). Details
- Sweco (Stockholm, Sweden) acquired Linnunmaa (Joensuu, Finland). Details
- Royal HaskoningDHV (Amersfoort, Netherlands) acquired Lanner (Henley-in-Arden, UK). Details