Construction Management & Consulting. C. L. Sigler & Associates, Inc. was established in 2001, and has become one of the industry’s most respected and consummate consulting and construction management firm for Common Interest Developments and Multi-Family Developments throughout the San Francisco Bay Area over the last 19 years. Our friendly and experienced team has a business model that combines solid technical acumen and experience with a deep understanding of the challenges that HOA Boards and Community Managers face in maintaining their aging or failing building components. We are a solution-based team!