Our Team

Meet the management team of HCE. Our experience and leadership provides our clients and partners confidence in knowing industry-leading engineers are just a phone call away.


Kristen R. Hamilton, BSEE - Chairman
Kristen holds a Bachelor’s degree in Electrical Engineering from the University of Illinois and has had a diverse career leading to her current position as owner of the professional consulting firm Hamilton Consulting Engineers, Inc.

As the Chairman and CEO of the company she directs several of the services offered, and is the project manager of a team of of multiple staff and subconsultant firms on the largest project in company history, working as consulting support for a state agency in the field of Diversity and Workforce Program Management.

Kristen’s professional experience includes departmental and division management, and project responsibilities at two other companies.  These responsibilities encompassed both technical project development with a specialization in military specification and contract compliance, and management of professional and manufacturing staff support for production.  This combination of real-world technical and management experience honed her skills to lead a professional engineering firm from company management to the addition of client services that utilize her engineering, compliance and planning skills. 





Howard J. Hamilton, PE, CFM, CPESC - President

Howard holds Masters and Bachelor's degrees in Civil Engineering from the University of Illinois. He is a licensed Professional Engineer (PE) in Illinois, Iowa and Indiana, a Certified Floodplain Manager (CFM), Certified Professional in Erosion & Sediment Control (CPESC), a licensed Municipal Wastewater Treatment Plant Operator in Illinois and a Registered Engineer in the Country of Trinidad and Tobago. He has served as an engineer for governmental bodies for his entire professional life and has experience with a lifetime of wastewater treatment and collection facilities; water supply treatment, storage and distribution systems; and hydrology-hydraulics studies associated with floodplain/floodway construction, stormwater management, and roadway design; and forensic analysis of all aspects of civil engineering.

Howard’s favorite quote from a valued employee, after hearing his many “homeowner disaster stories”

“Howard is simultaneously both the smartest and dumbest man I have ever known.”       Thanks Jeff






Kenneth G. Noreiga, Dip. Land Surveying; Dip. Civil Engineering, J.S.D.T.I.
Ken brings a unique perspective to the team in that he has served the country of Trinidad and Tobago in the Ministry of Agriculture, Land & Marine Resources, Land & Surveys Division; and in the Ministry of Local Government, Engineering and Project Units, and as Town Superintendent, Arima Municipal Corporation. Ken holds Engineering and Surveying Diplomas and has been with HCE since 2001, providing construction management and overseeing and coordinating multiple phases of development services for numerous cities, villages and state/federal agencies. During his 30+ years of experience, he has managed complex projects such as the upgrading of control stormwater facilities, refitting of sewage systems for the City of Chicago, and has been responsible for assisting and reporting on traffic studies, flood control, sewers, environmental management, building construction, and contract administration operations for a community of 100,000 + residents. His experience offers leadership in quickly solving problems and reducing delays, costs and adversarial confrontations with developers, contractors and the clients, if/when they occurred.






Lee R. Koehler, PLS
Lee obtained his Professional Land Surveyor (PLS) license in 1984.  His expertise includes Preparation of A.L.T.A., Illinois Land Survey Standard Boundary's, Topographic, Condominium and Mortgage Surveys; Preparation of Plats of Surveys for Subdivisions, Easements, Dedications, Vacations and Route Surveys; GPS Control; and GIS mapping. His survey work includes numerous roadway projects and property work, as well as survey work necessary for the development of engineering plans. In 2008 Lee received the Pat Patterson Surveyor of the Year Award by Illinois Professional Land Surveyors Association (IPLSA).  He has served on the IPLSA board for 6 years.  He was appointed to the Illinois Department of Financial and Professional Regulating (IDFPR) board and served 8 years on the board.






Brian M. Bottomley, PE
Brian is a Professional Engineer who has undertaken roles as Project Manager, Design and Construction Engineer, Expert Witness and as an Adjunct Professor of Engineering & Physics.  He has extensive experience coordinating a range of roadway improvement projects working amongst planning, survey, engineering, construction, governmental, legal and real estate professionals, wherein he has been able to consistently deliver ‘on-time & on-budget’ results.  These successes are best reflected in his development of infrastructure condition reports that efficiently translate survey date into a seamless ‘design-bid-build’ contract document preparation process; collaboration within a GIS interphase for real-time status tracking, cost reporting and resource archiving; fostering an ongoing effort to fold Phase I & II review into the ROW scoping process; implementation of a customer-centered approach to improve agency service; placing a greater emphasis to the strategic permitting of important economic development projects; and reinforcing cooperative intergovernmental relationships with regulated utilities and local agencies to foster contextually responsive solutions to a multitude of stake holders.  As an Adjunct Professor Brian has been able to translate these experiences into a positive learning platform for his students - as a Professional Engineer he will continue to build on these experience to deliver the highest level of attentive service to clients.




Jeffrey T. Snape, PE, LEED AP

Jeff is a licensed Professional Engineer (PE) and a graduate of the Valparaiso University with a bachelor's degree in civil engineering. His professional development includes Leadership in Environmental and Energy Design – Accredited Professional (LEED-AP). Jeff works on a variety of tasks, including planning, design, and review of various civil engineering projects. Jeff has been with HCE since 2008 and has many years of professional civil engineering experience, including work on the Nature's Point Park, Simmons Park, and Ellis Equestrian Center. Jeff has worked on the design and review of various "green engineering" stormwater projects, including porous pavement, rain gardens, groundwater recharge, and aggregate base course stormwater detention. Much of this work has come through various park district and forest preserve district projects. He has managed a multi-year, large scale traffic study for the Illinois Department of Transportation and been the primary engineer in charge of site development review for a number of communities. Jeff's well rounded expertise in traffic engineering, water resources, hydraulics, and ordinances and development has enabled him to excel at working with diverse teams on any type of project.





Derek M. O'Sullivan, CFM
Prior to joining the HCE team as the Senior Project Specialist, Derek served the County of Will for 15 years in multiple capacities. As the Assistant Director for the Will County Stormwater Management Planning Committee, he was charged with implementing the County-wide Stormwater program that included regulatory and policy development, enforcement, short and long term stormwater planning, and infrastructure maintenance activities, including project management. Prior to this he served as a Subdivision Engineer for Will County where he conducted permit reviews, subdivision plat reviews, conducted site inspections, administered FEMA's National Flood Insurance Program (NFIP), and administered the IEPA's National Pollution Discharge Elimination System (NPDES) program for Will County.