David Coles, PE is the founder and Principal of Coles Consultants, LLC. David has over 40 years experience in the art and science of engineering. He is dedicated to collectively utilizing the strength of others to produce quality projects at a reasonable cost while taking pride, ownership, and responsibility for our work.
Mr. Coles has expert level experience in Project Management, Construction Management, Mechanical Engineering, Electrical Engineering, Startup and Commissioning, and Troubleshooting and Optimization, and is committed to tailoring engineering services to meet client needs. David is widely recognized for his “hands on” approach to solving problems in collaboration with clients, colleagues, and operations personnel.
Coles Consultants L.L.C. is also noted for their understanding of systems. We not only understand how the individual components of systems operate, but we pride ourselves in going the extra mile to understand how these individual components function together to form systems that interact with each other. Mr. Coles holds a BSME from University Of Washington and is licensed in the State of Washington.
The following sample of projects are representative of David’s skills and interests
Mechanical and Electrical Engineering
Wells Fargo; Westlake Center, Seattle
Client: Wells Fargo BankContact: Mr. Paul Robison; Robison Engineering, Inc. Description: Coles Consultants L.L.C. was hired by Robison Engineering, Inc. to prepare electrical contract documents for re-establishing electrical power to rental space managed by Wells Fargo. The electrical service to the rental space was served from an adjacent building and Seattle City Light would not allow service to be re-energized. Electrical service for the rental space was reconfigured and served from the electric service in the building where the rental space was located. This project was completed in June 2008.
Sewer Lift Station No. 24 Everett, WA
Client: City of Everett, WA Contact: Ms. Caroline Barlow PE; Murry, Smith & Associates, Inc. Description: Coles Consultants L.L.C. is a sub-consultant to Murray, Smith & Associates, Inc and providing HVAC and Plumbing expertise. This project is at approximately the 60 percent design completion stage and is currently on HOLD as directed by the City of Everett.
National Society of Black Engineers Headquarters Building
Client: National Society of Black Engineers, Alexandria VA Contact: Mr. Carl Mack; Executive Director Description: Coles Consultants L.L.C. was hired by the National Society of Black Engineers to investigate their HVAC System in their Alexandria Virginia Headquarters Building. Their Headquarters Building was occupied in Year 2006 and the HVAC System had never performed as designed. Mr. Carl Mack Executive Director and Mr. David M. Coles of Coles Consultants L.L.C. had worked together prior to Mr. Mack joining the National Society of Black Engineers. Mr. Mark trusted Mr. Coles to troubleshoot the HVAC System at their Headquarters building because of their previous association. It was determined that the VAV (Variable Air Volume) parallel fan powered terminal units were programmed to operate as series fan powered terminal units. The VAV terminal units were programmed for parallel operation resulting in the HVAC System performing as designed. It was also discovered during the investigation that a substantial portion of the electric resistance heating coils were not performing per the design. The Testing and Troubleshooting were completed in August 2007.
Fuel Oil System Re-commissioning
Client: Highline Medical Center Contact: Mr. Dave Rinker; Chief Engineer, Description: Coles Consultants L.L.C. commissioned the Boiler and Emergency Generator Fuel Oil Systems in 1998 as a part of an upgrade at the Hospital. In 2008, it was necessary to relocate the electrical disconnect switches for the Fuel Oil Pumps to accommodate at new expansion project. Coles Consultants L.L.C. was hired to re-commission the Fuel Oil Systems. During the re-commissioning process, it was discoverd that one of the Emergency Generator Day Tank Float Switches was defective. Maintenance staff replaced the defective switch and the Fuel Oil Systems were returned to normal service.
North Mercer Pump Station Chemical Injection System
Client: King County Department of Natural Resources and Parks Waste Water Treatment Division Contact: Mr. Pierre LaRochelle; Project Representative Description: Mechanical and Electrical Contract documents were prepared by Coles Consultants L.L.C in Year 2004 and were advertised for bidding in Year 2009. This project included a chemical storage tank, metering pumps, distribution piping, and instrumentation. David M. Coles PE provided services during construction that included attending regular meetings, reviewing submittals, answering field questions, and preparing and back checking punch lists. Status: Substantial completion was achieved in May 2010.
Central Plant Expansion
Client: Highline Medical Center Burian, WA Contact: Mr. Dan Duncan TAC Americas, Inc. Description: TAC Americas, Inc. prepared the Contract Mechanical and Electrical Documents for upgrades to the existing Hospital Central Plant. David M. Coles PE was hired by TAC Americas, Inc. to provide Construction Administration for this project. This project required relocation of an existing 900 KW Engine/Generator that As – Built information on remote monitoring and remote start were not available. David M. Coles PE prepared As – Built information from information obtained in the field. Mr. Coles also included Construction Administration including periodic site visits, preparing and back checking punch lists, answering field questions, reviewing change orders, participating in electrical shut downs, and other duties as assigned. Status: Substantial completion was achieved in August 2009.
Four Seasons Hotel Seattle, WA
Client: Seattle Hotel Group Contact: Mr. Jayson Gilliam TAC Americas, Inc. Description: David M. Coles PE was hired by TAC Americas, Inc. to provide Construction Administration for this project. TAC Americas, Inc. prepared the Contract Electrical Documents for this new construction project. Construction Administration included weekly site visits, preparing and back checking punch lists, answering field questions, reviewing change orders, and other duties as assigned. Status: Mr. Coles’ work was completed in January 2009
Dean Hall Renovation
Client: Central Washington University Ellensburg, WA Contact: Mr. Jayson Gilliam TAC Americas, Inc. Description: David M. Coles PE was hired by TAC Americas, Inc. to provide Construction Administration for this project. TAC Americas, Inc. prepared the Contract Electrical Documents for this project. Construction Administration included monthly site visits, preparing and back checking punch lists, answering field questions, reviewing change orders, and other duties as assigned.
Client: State of Washington Contact: Mr. Andre Pack; Pack & Associates, Description: Coles Consultant L.L.C. was a sub – consultant to Pack & Associates providing MEP (Mechanical, Electrical, and Plumbing) expertise. There are 32 (thirty two) community and technical colleges statewide and the purpose of this survey was to identify capital repair requirements for 12.5 million square feet of educational and support facility spaces. The survey included capitol repair project recommendations for each campus, with opinions of probable cost , and formulation of a state-wide programming recommendations. Mr. David M. Coles PE was responsible for preparing capitol repair recommendations including MEP opinion of probable cost for HVAC, Plumbing, Fire Protection, Electrical Distribution including lighting, Fire Alarm, and Communications Systems. Status: Coles Consultants L.L.C. scopes of services was completed in August 2009.
Forest Ridge School
Client: Forest Ridge School of The Sacred Heart Contact: Mr. Andre Pack; Pack & Associates, Description: Coles Consultant L.L.C. was a sub – consultant to Pack & Associates providing MEP (Mechanical, Electrical, and Plumbing) expertise. This campus is located in Bellevue, WA with six educational buildings and a convent. The Facility Condition Survey included capitol repair recommendations and opinion of probable cost for each recommendation. Mr. David M. Coles PE performed the site investigations, determined capital repair mechanical, electrical, and Plumbing recommendations, and prepared opinions of probable cost for each MEP recommendation. Status: Completed January 2009
Railcar Mechanical and Electrical Survey
Client: Holland America Contact: Mr. David Beagle, e-mail: busbeagle<a>aol.com Description: Coles Consultant L.L.C. was hired by Holland America to perform a mechanical and electrical condition survey on 20 (twenty) railcars. These railcars were a part of a luxury tour companies inventory and the railcars were for sale. A major protion of the railcars were originally manufacturered in the 1950’s and had been modified and upgraded over their service life. Each railcar had its own HVAC equipment and all except two had their own generator for producing electrical power. Mr. David M. Coles PE performed the investigation and prepared the equipment condition survey. Status: Completed October 2008
Port of Everett South Terminal
Client: City of Everett, WA Contact: Mr. Andre Pack; Pack & Associates, Description: Coles Consultant L.L.C. was a sub – consultant to Pack & Associates providing MEP (Mechanical, Electrical, and Plumbing) expertise. This site is where containers are loaded and unloaded and includes several support facilities. Seventeen facilites were reviewed as well as site utilities. The Facility Condition Survey included capitol repair recommendations and opinion of probable cost for each recommendation. Mr. David M. Coles PE performed the site investigations, determined capital repair mechanical, electrical, and Plumbing recommendations, and prepared opinions of probable cost for each MEP recommendation. Status: Completed April 2007
San Diego, CA Sheriff’s Department
Client: County of San Diego, CA Contact: Mr. Andre Pack; Pack & Associates, (425) 883-9927 Description: As a sub – consultants to Pack & Associates, Coles Consultants L.L.C. provided MEP (mechanical, electrical, plumbing) expertise. In 2006 and 2007 Pack & Associates were retained by County of San Diego Sheriff’s Department to perform Facility Conditions Surveys on all Sheriff’s Department Facilities including Jails and suburban Sheriff Stations. Mr. David M. Coles PE was responsible for determining remaining life of mechanical, electrical, and plumbing systems and equipment including HVAC, Plumbing, Fire Protection, lighting, Fire Alarm, and Communications Systems. Mr. Coles was also responsible for determining capitol repair and replacement projects anticipated over the next five years and preparing opinions of probable cost for mechanical, electrical, and plumbing capitol repairs and replacements. Status: Completed October 2007
Sterling Square; Everett, WA
Client: Sterling Square Contact: Mr. Scott Williams; william + tam Design Works Description: As a sub – consultants to williams + tam Design Works, Coles Consultants L.L.C. provided MEP (mechanical, electrical, and plumbing) expertise for an apartment complex proposed to be converted to condominiums. David M. Coles, PE performed the MEP (mechanical, electrical, and plumbing) field investigation and prepared the MEP facility condition assessment report. Status: Completed February 2007
St. Mary on the Lake; Bellevue, WA
Client: Sisters of St Joseph of Peace Contact: Mr. Lee Stanton; Stanton Associates (206) 725-4272 Description: St. Mary on the Lake is a four building campus constructed in the early 1960’s with perimeter Hot Water Heating. A central Boiler was placed in the Main Building with underground Hot Water Heating distribution piping to the other three Dorm Buildings. It was determined in 2008 that the Boiler and underground piping had reached the end of their service lives and needed to be replaced. Coles Consultants L.L.C. was hired by Stanton Associates (Architectural) to provide mechanical and electrical expertise. Coles Consultants L.L.C. prepared Mechanical and Electrical Contract Documents for replacing the central Boiler with individual Boilers in each Building. David M. Coles PE also provided construction administration on this project which included attending regular meetings, reviewing submittals, answering field questions, preparing and back checking punch lists, and witnessing startup, testing, and commissioning of boilers, pumps, and appurtenances.
HVAC for Day Care Facility
Client: Causey Family LLC Seattle, WA Contact: Description: This project began as a design/build project by the sheetmetal sub-contractor. The City of Seattle became concerned with the extent of modifications being performed and required that a Registered Professional Engineer design the HVAC System. Coles Consultants was hired directly by the Owner of the property to prepare HVAC drawings. This project was completed in June 2007.
Wells Fargo; Westlake Center, Seattle
Professional Employment History
- October 1994 to Present
Coles Consultants L.L.C., 10503 23 Ave NE Seattle, WA 98125
Firms focus has been on providing mechanical and electrical engineering expertise for modifying and upgrading existing facilities. Additional focus includes testing and troubleshooting of existing equipment and systems, facility condition surveys, and construction administration. David M. Coles PE has served as an expert witness.
- November 1993 to September 1994
Bouillon, Christofferson & Schairer, 1201 Third Avenue, Suite 800, Seattle, WA 98101
Project Manager: Responsible for a multitude of design projects and projects under construction.
- March 1981 to November 1993
Municipality of Metropolitan Seattle, 821 Second Avenue, Seattle, WA 98104
Engineering Manager (May 1987 to January 1990): Responsible for the design of a $578M sewage treatment plant expansion.
Manager of Procurement and Prefabrication (February 1990 to April 1992): Managed a diverse group of individuals who prepared pre-purchase specifications for long-lead items and specialty equipment. Also prepared bid documents, advertised for bids, answered questions during bidding, reviewed bids, and awarded contracts. Total number of contracts exceeded 70 and the total dollar volume was in excess of $30M.
Construction Manager (May 1992 to November 1993): Managed $43M renovation of active sewage treatment plant.
Manager (October 1985 to April 1987): Responsible for the start-up and commissioning of pump station and force main. Managed pre-purchase of equipment including four 650-horsepower and four 2,560-horsepower pumps, motors, and variable-speed drives.
Facilities Engineer (May 1981 to September 1985): Designed expansions and upgrades at existing sewage treatment and bus maintenance facilities.
- March 1981 to April 1981
Self Employed: Consulting engineer in the HVAC field.
- February 1977 to February 1981
Wood/Harbinger, Inc., 12707 – 12th Avenue NE, Kirkland, WA 98033
Senior Mechanical Engineer: Designed HVAC, plumbing, fire protection and piping systems for industrial and institutional facilities. Responsibilities included preparation of specifications, technical report writing, cost estimating, construction coordination, and energy audits/energy conservation studies. Also managed energy monitoring and controls and balancing and testing divisions.
- March 1970 to February 1977
Bouillon, Christofferson & Schairer, 505 Washington Building, Seattle, WA 98101
Design Engineer: Responsible for HVAC, plumbing, and piping systems for industrial and institutional facilities.
Manager: Supervised balancing and testing of HVAC and piping systems for industrial and institutional buildings. Duties included estimating fees, overseeing their completion, and ensuring completion within budget.
Balancing and Testing Technician: Balanced and tested HVAC and piping systems for industrial facilities.