ABOUT US
COROLLARY COROLLARY CONSTRUCTION
Corollary’s mission is clear: to assist developers and general contractors in completing projects on schedule and under budget. We pride ourselves on our proactive management and meticulous attention to detail. Founded in Los Angeles by Cory Hartwigsen, a seasoned superintendent with over a decade of experience, Corollary combines field expertise, scheduling proficiency and technological innovation to help you build a better project. This blend of skills and tools helps you navigate the complexities of construction, ultimately enabling you to build a better project and achieve your project goals efficiently.
At Corollary, we excel at running complex work, recognizing the significance of tradeflow, production and onsite coordination. Through effective scheduling, drawing coordination, jobsite management and meeting support, we are with you every step of the way. Whether you’re facing scheduling conflicts, coordination issues, or require comprehensive project oversight, Corollary offers tailored solutions grounded in practical expertise. We will help manage every detail with precision and dedication and work with you to deliver a timely and cost effective project.
SERVICES
Effective Management Yields
Consistent Outcomes
- Develop Schedules
- Update Schedules
- Recovery Schedules
- Fragnet Schedules
- What-if Scenarios
- Cost Loaded Schedules
- Drawing Coordination
- Drawing Overlays
- Constructability Review
- RFI's & Submittals
- Jobsite Exhibits
- Jobsite Coordination
- Logistics Planning
- Jobsite Exhibits
- Subcontractor Coordination
- Crew Trade-flow Exhibits
- Meeting Support
- OAC Meetings
- Preconstruction Meetings
- Foreman Meetings
- Internal Team Meetings
- Struggling Subcontractor Meetings
- Reports
- Deficiency Reports
- Schedule Updates
- Technology
- Construction Progress Photos
-
Orthomosaic Concrete
Pre-pour Photos - Electronic Leak Detection
- Thermal Cameras
- Software
- Primavera 6
- Drone Deploy
- Pix4D