Peak is one of the Treasure Valley’s premier concrete company specializing in a multitude of construction services. We have the knowledge and resources to assist our clients through all phases of project development.

At Peak, our core values begin and end with the four pillars: 
• Professionalism • Excellence • Attitude • Knowledge​

From our management team to our field personnel, the four pillars are the foundation upon which we built our company. By following the four pillars we are able to deliver successful projects to our clients and our community.

Mark graduated from Boise State University with a Bachelor’s of Science Degree in Construction Management, a minor in Business Administration and has a Masters of Engineering Degree from the University of Alabama Birmingham. 

Mark has over 30 years’ experience in all phases of project development and management as a General Contractor, Sub Contractor, and Owner’s Representative. In addition to owning his own company, and providing all project management services, he served as the leader for business development, assessing market conditions, identifying key opportunities, and positioning his company for future growth.

Marks experience includes a variety of heavy highway, structural concrete (both vertical and horizontal), curb, gutter, commercial, and residential concrete construction. His success is rooted in his work ethic, providing excellent customer service, while ensuring projects are completed on-time and within budget. 

Crystal Ciavarella graduated from Boise State University and has over 25 years of teaching experience. She has come to know the local communities well and has established connections throughout the Treasure Valley. Through these connections and invaluable experiences as a teacher she is uniquely equipped to lead the HR department at Peak.

As the leader of human resources, Crystal manages all human resources programs such as corporate culture initiatives and employee relations programs. She also ensures that Peak maintains a positive relationship with the local communities in which we work by creating volunteering opportunities and other community outreach programs.

In her free time, she enjoys spending time with her family up in the mountains and playing with her grandkids. She enjoys hiking, kayaking, and riding ATV’s. If she is not in the mountains, you can find her cheering on her favorite college football teams on Saturdays.