As of October 2, 2025, Sierra Overhead Analytics (SOA) has officially joined Bowman, a national professional services firm offering multi-disciplinary engineering, planning, surveying, geomatics, environmental consulting, landscape architecture and right-of-way acquisition.

SOA is your full site service provider. We deliver high-quality civil engineering, hydrologic assessments and precision mapping using advanced technology and decades of experience. Since 2014, our team has supported clients in transportation, energy, natural resources and communications with efficient, cost-effective solutions.

Joining Bowman strengthens our ability to deliver integrated civil, geospatial and hydrologic services while maintaining our commitment to innovation, reliable project delivery and lasting client relationships.

Our Services:

• Topographic Surveying and Mapping

• Hydrologic and Stormwater Analysis

• Aerial Mapping and LiDAR

• Civil Engineering Design

• Environmental Site Assessments