North Bay Business Journal

PETALUMA — Firma Design Group recently acquired planning and landscape architecture firm Ralph J. Alexander & Associates of Novato.

PETALUMA — Civil engineering firm Land Development Solutions, Inc., of Petaluma and Michael A. Cook Landscape Architect of Santa Rosa merged to form Firma Design Group, which is taking a landscape-first approach to project design.

SANTA ROSA — Brelje & Race Consulting Engineers is moving to slightly larger offices at year-end as the 56-year-old firm adapts to a greater number of outside competitors for a smaller pool of work and increasingly demanding project requirements.

SANTA ROSA — After 30 years in the same location, consulting engineering firm Winzler & Kelly plans to relocate and expand its corporate offices early next year.

NAPA — Civil engineering firm Riechers Spence & Associates is acquiring land surveying firm Michael W. Brooks & Associates of Yountville as of Aug. 1.

NAPA — As San Rafael-based design software developer Autodesk expands its civil engineering products into the evolving realm of three-dimensional building information modeling, or BIM, a Napa-based civil design firm has combined that and other software to accelerate the integration of engineering in early project stages.