SEARCH GET IN TOUCH MENU Who We Are We are The Original Betterment Company® — a family-owned diversified business founded more than a century ago by Charles Day, whose betterment reports helped modernize American factories. Today, we’re still in the business of betterment, delivering advanced talent and technical solutions in complex environments. With 41,000 employees working around the world, together we help leading corporations and government agencies do their best work, better. We believe that betterment—our unique approach to continuous improvement—is best achieved through accelerating cycles of innovation and efficiency occurring across all levels and all functions. Over time, this leads to exponential success in a changing world – for our customers and our employees. LEARN THE HISTORY OF DAY & ZIMMERMANN Vision To Accelerate the Next Generation of Innovation. Values Our services and markets may change, but our values remain constant. These four values have become our corporate DNA. Never changing. Never compromising. They serve as a steady guide for the company as we continually take on new challenges, new responsibilities and new roles. LEARN MORE ABOUT OUR VALUES Company Profile “What makes Day & Zimmerman truly unique is our promise — We do what we say.® — which embodies how we operate and how we have performed for our customers for more than 100 years.” —HAROLD L. YOH III, CHAIRMAN & CEO Global Workforce Over 41,000 Founded in 1901 $2.8 Billion Annual Revenue 150+ Worldwide Locations Footprint at 60% of the U.S. nuclear fleet Ranked in Top 100 Defense Companies #1 Ranked Operations & Maintenance Contractor for over 10 consecutive years (ENR) Ranked #179 on the Forbes America's Largest Private Companies List Yoh Named to HRO Today's RPO Baker's Dozen list Our Markets ARCHITECTURE AVIATION BUILDING DESIGN CONSTRUCTION DEFENSE ENGINEERING FOSSIL POWER GOVERNMENT SERVICES HEALTH CARE INFORMATION TECHNOLOGY INTERACTIVE ENTERTAINMENT LIFE SCIENCES MANUFACTURING NUCLEAR POWER OIL & GAS MEDIA & ENTERTAINMENT PROCESS & INDUSTRIAL The Latest News SEE MORE NEWS 11.29.2021 D&Z's Legacy–120 Years in Business 2021 has been a remarkable year for Day & Zimmermann in many ways, especially as we mark a ... Read Post 11.23.2021 Giving Thanks and Staying Safe Read Post 11.11.2021 D&Z Veterans Employee Resource Group Honors Veterans and Their Families Read Post Our People The best way to learn about life at Day & Zimmermann is to hear from the people who are living it. Meet the people behind our success. LEARN MORE ABOUT LIFE AT D&Z “I want to make sure that whatever I’m providing the customer with is the best option, practice or opportunity for them. I feel that my sincerity in my job is shown through my performance and results." MARCIA, SR DIRECTOR OF CLIENT SERVICES Find Job Opportunities at Day & Zimmermann GET STARTED TODAY © 2021 Day & Zimmermann. All rights reserved. Privacy Policy