Doing More with Less: New Solutions Help Address Power Plant O&M Staffing Difficulties Posted on 4.1.2015 by Day & Zimmermann From Power MagazineView on Power Magazine Topics Company News Related Posts 11.15.2023 Day & Zimmermann Ranked #1 by Engineering News-Record in 2023 Top Power Contractor List PHILADELPHIA, PA., November 15, 2023 — Day & Zimmermann (D&Z), the century-old, ... Read Post 10.9.2023 Hal Yoh Awarded Association of the United States Army’s John W. Dixon Award Day & Zimmermann Chair and CEO recognized for outstanding contributions to national defense ... Read Post