Team

Data Elements: Team.aspx

Darwen Ullestad

Pre-Construction Manager / Sr. Estimator

Darwen provides attention to detail, strong organizational skills, and extensive estimating experience to the Corstone team. His ability to create comprehensive bid packages, coordinate subcontractor buyout and fully understand the scope of work are key attributes to providing competitive pricing to Corstone clients.

Darwen's attention to detail and concern with customer satisfaction have contributed to his ability to successfully manage multiple national accounts, and well as work with local development teams. An avid sports fan, Darwen loves to play golf and cheer on his local sports teams. He enjoys spending time with his wife and animals and showing off his skills as a grillmaster.


Samantha Potter
Sr. Pre-Construction & Estimating Coordinator
Ryan Holmes
Estimator
Alex Lioto
Estimating Coordinator