Principals

Marc J. Errichetti, P.E.

Marc Errichetti is a registered civil engineer with over 15 years experience in the field of Civil Engineering. He provides site development, storm drainage, utility, park and roadway design for public and private sector projects. Responsibilities include: managing project scope and budget, managing client and team coordination, and prepare project deliverables- plans, reports, technical specifications, estimates of probable costs.

He is experienced in several technical computer programs including AutoCAD, LDD, Stormshed, Watercad, WWHM, and King County Runoff Time Series. Marc is also experienced in the developing field of trenchless rehabilitation and installation methods for utilities, including slipforming, pipe lining and bursting, and directional drilling.

Email: marc [at] springlinellc.com
Phone: 206.957.8311

Peter Apostol, P.E.

Peter Apostol is a civil engineer with over 13 years experience in the field of Civil Engineering. He provides site development, storm drainage, utility and roadway design for public and private sector projects. Responsibilities include: managing project scope and budget, managing client and team coordination, and prepare project deliverables- plans, reports, technical specifications, estimates of probable costs.

He is experienced in several technical computer programs including AutoCAD, LDD, Stormshed, Watercad, WWHM, and King County Runoff Time Series.

Email: peter [at] springlinellc.com
Phone: 206.957.8311