BHC Consultants

1601 Fifth Avenue
Suite 500
Seattle, WA 98101

P: 206.505.3400
F: 206.505.3406



Tacoma Office
950 Pacific Avenue
Suite 905
Tacoma, WA 98402

P: 253.344.5084
F: 253.244.7165



Bellingham Office
1155 N State Street
Suite 528
Bellingham, WA 98225

P: 206.505.3400

Our Team - Managing Principals

Ron Dorn

Ronald A. Dorn, PE

Ron Dorn has over 30 years of engineering experience managing, planning, and designing a wide variety of water and wastewater proejcts. His experience includes projects involving water distribution and transmission, gravity sewers, pump stations, water system planning, pressure reducing valve stations, computer modeling, water and wastewater treatment, water reservoirs, and transient analyses. Ron's clients include the Cities of Redmond, Bellevue, Lynnwood, and Monroe; King County Water District No. 111; and Lake Whatcom Water and Sewer District.


Jim Gross, PE, PMP

Jim Gross, PE, PMP
Director of Engineering

Jim Gross has 25 years of civil and environmental engineering experience ranging from studies and planning activities to detailed design on water distribution/treatment and wastewater collection/treatment projects.  He has served as project engineer and project manager on municipal utility projects for local utility districts, city water and sewer departments, and public agencies of varying sizes.  Jim is the District Engineer and Project Manager for all water system planning, design, and construction support projects for North Perry Avenue Water District located near Bremerton, and is providing General Manager and District Engineering services to Vashon Sewer District.


Jon Davies

Jon Davies
Director of Client Services

Jon Davies has 19 years of experience in the area of Business Development. He is responsible for raising the overall visibility of the firm, expanding BHC’s presence in their current markets, developing relationships in new markets, and leading strategic client and project pursuits. Jon is currently serving as Programs Committee Chair for the American Public Works Association (APWA) WA State Chapter and is a Past President of the Society for Marketing Professional Services (SMPS) Seattle Chapter.


Pakalana Patterson

Pakalana Patterson, CDFA
Business Manager

Pakalana has over 22 years of experience in business administration.  Her responsibilities cover the full spectrum of business management including: finance; human resources; administration; and project accounting. She is a member of the management team that is responsible for carrying out the directives of the company's Board of Directors. She supports the strategic objectives of the organization through internal and external financial and management reporting, as well as accounting, internal controls, risk management, financial planning and analysis, and oversight of the accounting and administrative staff. Pakalana is a Certified Design Firm Administrator and past president for the Society for Design Administration (SDA).  She also served as a board member of Washington Works, a non-profit with a vision of addressing welfare reform based on personal change, work preparation, and employer involvement. She enjoys being part of the growth and success of the BHC Consultants Team and looks forward to many more successful years with the firm.


Bard Horton

Bard B. Horton, PE
Principal Engineer

Bard Horton has over 27 years experience in design, project management and construction administration on a broad range of civil engineering projects. He has experience in hydraulic, wastewater, and landfill engineering design and analysis; hydrologic analysis; and hydraulic and hydrodynamic modeling. He has designed wastewater and landfill leachate treatment and conveyance facilities; performed stormwater drainage studies; and designed stormwater management facilities. He has conducted numerical modeling studies of dispersion, advection, and tidal and wind driven circulation in marine embayments and estuaries. Bard has worked with the Cities of Everett and Bellevue, Seattle Public Utilites, King County, Snohomish County, and Skagit County.