New Staff

Coastland continues to grow to keep pace with the needs of our clients and communities.  The following is an introduction to the people hired recently.

Michael Karoly, PE

Supervising Engineer

Michael Karoly brings more than 40 years of civil engineering experience to Coastland’s Auburn office. His background includes project management, design, bidding, grant management, CEQA/NEPA compliance, construction management and inspection for a variety of projects.  Michael has extensive experience designing and managing state and federal Capital Improvement Projects such as local transportation, water distribution, sewer collection, storm drain systems, street lighting, parks and facilities.

In previous roles, he managed state and federal capital projects for cities of Elk Grove, Davis and Winters from project inception through design, bidding and award. He has proactively managed projects for compliance with Caltrans/FHWA LAPM requirements as well as other granting agencies.

His first assignments at Coastland include managing capital projects for the City of Elk Grove.  These projects include the Laguna Creek Trail and Bruceville Road Sidewalk Project, Old Town Streetscape Phase 1, Laguna Creek Trail & West Stockton Blvd Multi Modal Improvements, and the Elk Grove Creek Trail Gap Closure.

Heidi Provencher, PE

Associate Engineer

Heidi Provencher joined our Auburn office late June as an Associate Engineer.  She is a water resource engineer with 15 years of experience in utility, sewer, water and basin design; stormwater management; water purification and analysis; flood control channels, dredges and canals; and ADA compliance.  Her project experience includes wastewater treatment plant projects; waterfront marine, levee, and water projects; and retail and commercial land development projects. Heidi also has extensive experience in project design, construction document production, project research, analysis, and investigations.

Her first assignments at Coastland include the Wheatland Reginal Sewer Pipeline Project and contract City Engineering services for the City of Wheatland; Noonan – Cheechov Drains for Solano Irrigation District (SID); and City Hall ADA Downtown Curb Ramps for the City of Lincoln.  It is an honor to welcome Heidi to our Auburn office!

Bryce Trumpp

Construction Inspector

Bryce brings nearly 20 years of construction experience to Coastland’s Auburn office. His experience includes water, sanitary sewer, storm drainage and roadway projects throughout Northern California.  Prior to joining Coastland, he performed a wide range of responsibilities for Pacific Underground Construction, including executing all water main replacements and water quality sampling for San Jose Water Company and San Jose Municipal Water Company. He also served as Foreman for West Valley Sanitation District’s sewer replacement and repair contract. 

His first assignments at Coastland include various inspection projects for the City of Lincoln. It is an honor to welcome Bryce and expand the inspection skills of our Auburn office! 

Ray Leftwich, PE

Construction Manager / Supervising Engineer

Coastland is pleased to announce that Ray Leftwich joined our Auburn office this month.  With more than 26 years of experience in the industry, Ray has managed and overseen the execution of a wide variety of design and construction projects, including wastewater treatment and collection, domestic and reclaimed water distribution, parks, facilities, streets and drainage.

Prior to joining Coastland, Ray managed the City of Lincoln’s Department of Public Works which had an annual operating budget of $40 million and more than 60 full time employees.  He was responsible for creating the Engineering Department within the City of Lincoln to facilitate and execute the City’s Capital Improvement Program, with an annual budget ranging between $15 and $25 million.  His responsibilities also included construction management and inspection for all infrastructure construction within the City of Lincoln, traffic engineering, flood plain management, final review and approval of all private development infrastructure design, and permit approval and oversight of all encroachment and transportation permits.  

His decades of experience leading the project delivery process for the cities of Lincoln, San Francisco and Vallejo will be a significant advantage for our public works clients.  

As Construction Manager and Supervising Engineer at Coastland, his first assignments include the Station II Park-N-Bus Facility for the City of Placerville and the Advanced Metering Infrastructure Project for the City of Wheatland.  Ray is a former client and long time friend of Coastland and we are thrilled that he chose to work with us!

Erik Weber, PE

Senior Engineer

Erik joins Coastland’s Fairfield office after more than 20 years of experience in the industry.  His experience includes project development, design and construction management of public infrastructure and private development projects. Throughout his career he has managed the design and permitting of numerous projects related to sewer, storm drain, water, street improvements, public works facilities and building structures.  He also offers significant experience in administering construction contracts as a representative of the owners, public agencies and contractors.

His first assignments at Coastland include capital improvement design projects for the City of Benicia and the Solano Irrigation District.  We are honored that Erik chose to work for Coastland!

Julian Rojas

CAD Technician

Julian brings nearly 14 years of CAD design experience to Coastland’s Fairfield office. His experience includes the development of civil site and structural projects for public and private agencies.  He has created a variety of civil engineering plans using Civil 3D, including grading, utility, roadway, storm drain and traffic plans. It’s an honor to welcome Julian and expand the design skills of our Fairfield office!