Sunbrook
St. George, UT · Land Development
Project details
A 550-acre master planned golf and residential community that became one of the premier golf communities of Southern Utah and set a standard for master planned communities in the region.

Civil Engineering and Land Use Master Planning.
Rosenberg Associates is a locally owned consulting engineering firm headquartered in St. George, Utah, providing civil, structural, geotechnical, environmental, and survey services throughout Southwestern Utah and adjacent regions since 1989. The practice employs 12 licensed civil engineers, 2 licensed structural engineers, and 3 licensed land surveyors, supported by project managers, designers, survey crews, and administrative staff. Its engineers and surveyors hold PE and PLS licenses across Utah, Arizona, Nevada, California, Colorado, New Mexico, Montana, Wyoming, and Georgia.
Ray AlltonPresident & Owner
Jason SmithOwner
Rob ReidOwner
Jared BatesOwner
Michael RobinsonOwner
Brandon AndersonOwner
Dave BlackOwner
Rick RosenbergFounder
Rosenberg Associates designs and prepares a full range of road, grading, and utility infrastructure construction plans in accordance with applicable local standards. Design uses AutoCAD with Softdesk Civil 3D. Project construction plans may include site layout, grading and drainage, utility and street improvements.
Engineering of new utility corridors, relocation of existing utilities, and upgrades to utility infrastructure, with established relationships with local utility service providers.
Structural engineering for residential, manufacturing, and light commercial applications using innovative modeling software.
Field survey and document research to determine land ownership and boundary, sectional breakdowns, section corner searches, and survey title work.
Geotechnical design including site investigation, foundation engineering, earth slopes and embankments, retaining and buried structures, soil improvement, distress investigations, and pavement and materials engineering.
Hydraulic engineering including water surface profile models, Letters of Map Revision (LOMR), river meander studies, erosion hazard studies, and erosion protection design.
Materials and construction specifications for publicly funded and private-bid projects. Rosenberg Associates manages all facets of project construction engineering, from on-site quality control monitoring to coordinating construction between contractors and clients. Contract administration services include preparation of detailed schedules, coordination with utility companies, and liaison with regulatory agencies.
Construction staking for site grading and construction of utilities, structures, and street improvements using technologically advanced tools.
Aerial data collection using a range of FAA-licensed drones including the Wingtra WingtraOne fixed wing (Blue UAS approved) and multiple copter platforms. Produces high-resolution 3D models, topographic surveys, and aerial photography for land planning, construction, and infrastructure mapping.
Aerial surveys producing detailed 3D models and high-resolution photos for feature extraction including roads, markers, drains, and curbs.
Topographic surveys and aerial photography for site scouting, building, road, and utility construction, and allotment design.
Utility mapping and engineered plans following quality levels established by ASCE Standard Guidelines for Investigating and Documenting Existing Utilities.
Civil engineering design of parks and recreational facilities for local governments and private developers, serving communities in Washington County and Southern Utah since 1989.
Land Development · Residential · Commercial · Industrial · Parks & Open Space · Highways & Roads · Water Resources · Stormwater & Flood Control · Government
St. George, UT · Land Development
A 550-acre master planned golf and residential community that became one of the premier golf communities of Southern Utah and set a standard for master planned communities in the region.
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