M. Sc, P. Eng. CEM, BESA, LEED AP ID+C
Boban Ratkovich is the Principal of CES Engineering Ltd. He is a Registered Professional Engineer in BC and LEED Accredited Professional. Boban is also Certified Energy Manager and Certified Building Energy Simulation Analyst under American Association of Energy Engineers.
Boban has over 20 years of experience in building systems commissioning. His commissioning practices holistically combine building systems energy analysis and measurement and verification into the total building commissioning process.
Boban teaches “Energy Codes and Standards” course under Sustainable Energy Manager Associate Certificate, funded by BC Hydro Power Smart program at the British Columbia Institute of Technology. He also lectures on the Commissioning Curriculum under Sustainable Building Program in Vancouver.
Boban presented numerous papers and presentations about “Total Building Commissioning Process” at the industry conferences (ASHRAE, NCBC), forums and events. He is instrumental in helping BC Hydro Power Smart New Construction Division launching the enhanced commissioning program offer.
Boban is a CSA Committee member for developing a new version of the CSA Z318 Healthcare Building Commissioning Standard and Health Care Facility Operation and Maintenance Standard. He is also a member of the expect review committee for the Canadian Biosafety Standards.
Boban is currently member of the Board of Directors for the Building Commissioning Association Western Canadian Chapter.
M.Sc. in E.E.
Slobodan Vukadinov is the primary system and software architect of the company’s energy management software system and the leader of the company’s software operations.
Slobodan is a seasoned technologist with a proven track record implementing complex technology solutions. With extensive experience in defense, simulation, telecommunication, gaming and energy management, he brings a broad business perspective to technology solutions.
Slobodan has a strong history of accomplishment in software design, architecture and development, focusing on custom development, technology infrastructure, project management, team building and leadership. He has extensive practical experience in the entire application development cycle from business requirements through application deployment with global delivery model.
Before joining CES Group leadership team, Slobodan worked for companies like Raytheon Canada Limited, Thales-Raytheon Systems, Rocket Gaming Systems, Celsius Tech Systems, etc. As an independent entrepreneur he has provided technical advises and has helped develop software systems for clients such as Modus Enterprises, Team Meta Information Systems, and Spark Integration Technology.
P.Eng, LEED AP BD+C
Brett Crawford is an intermediate project engineer with specialty in managing and administrating total building systems commissioning projects.
As a LEED Accredited Professional with Building Design + Construction specialization, Brett has an in-depth knowledge of total building and LEED commissioning requirements.
Since joining CES in 2008, Brett's commissioning project experience includes a variety of Commercial, Institutional, Educational and Residential buildings. The scope of services on these projects typically includes design reviews and commissioning specifications generation during project design stage, management and implementation of construction phase commissioning activities, O&M manuals reviews and coordination of the training for the building operators and users group.
In addition to various LEED commissioning services, Brett has acted as the commissioning agent for the UBC Life Sciences Centre (400,000 square feet medical teaching and research facility) and the YVR domestic terminal expansion project. Brett also serves as part of the Measurement and Verification services team, managing several commercial and institutional projects.
Prior to joining CES Engineering, Brett was a mechanical designer with Stantec Consulting in Vancouver, BC.
In his spare time, Brett can usually be found snowboarding, kiteboarding, or any other adventure sports activities.
P.Eng., CMVP, LEED AP BD+C
Kyle Bigourdin is an intermediate project engineer with specialty in managing and administrating the building systems commissioning process.
As a LEED Accredited Professional with Building Design + Construction specialization, Kyle has an in-depth knowledge of the LEED process commissioning requirements.
Commissioning project experience includes Residential, Institutional, Commercial and Educational buildings. The scope of services on these projects typically includes design reviews and commissioning specifications generation during project design stage, management and implementation of construction phase commissioning activities, testing and balancing, O&M manuals reviews and coordination of the training for the building operators and users group.
In addition to his various LEED commissioning projects, Kyle has acted as laboratory certification consultant on two Containment Level 3 (CL3) research laboratory projects, managing the testing and commissioning of specialized laboratory electro-mechanical systems and preparing certification report documentation for submission to Public Health Agency of Canada.
As the project manager for CES Engineering social housing projects portfolio, Kyle is currently leading the development of Maintenance & Renewal Plan manuals for numerous BC Housing sponsored projects. .
A.Sc.T, LEED AP BD+C
Rudy Sawatzky is a Registered Applied Science Technologist in BC. He is also a LEED Accredited Professional. Rudy brings over 15 years of industry experience to the CES team. With a focus on heating, ventilation, and air conditioning systems, he specializes in the design, testing and operation of sustainable energy systems. Rudy has been involved with a diverse range of projects including commercial, civic, laboratory, and institutional projects. Rudy’s comprehensive mechanical background gives him a holistic perspective of the entire design process, construction management and systems operation.
EIT, LEED AP BD+C
Tom Martin is an intermediate project manager specializing in building energy simulation and analysis, and received his BASc with distinction from UBC in mechanical engineering. Tom has created over 25 energy models for LEED certification, code compliance, building retrofit savings calculations, and life cycle analysis of energy efficiency measures, using the modeling programs eQuest, EE4, EnergyPlus, IES-ve and HAP. In addition to modeling, Tom is currently involved in creating custom models of building and equipment performance for building monitoring and verification purposes, and in energy management and optimization projects for existing buildings.
, Engineering Design & Drafting Technologist
B. Hon. Arch. Tech.
Martina Tallis is the Engineering Design & Drafting Technologist of CES Engineering. She has a BSc Hons in Architectural Technology and is qualified in Building Energy Rating Assessments. She is currently undergoing LEED GA accreditation. Martina has experience in various aspects of design, sustainability, building environment and construction.
, Energy Efficiency Engineer
M.A, B. Eng., CEM, PMP, CMC - LEED AP O&M
Homay Khatami is an intermediate efficiency engineer with specialty in energy data analysis and working on the necessary requirements of building commissioning and M&V and LEED projects.
Holding the Certified Energy Manager designation, he is hands-on in mapping project HVAC and controls systems and applying them for a variety of energy management opportunities assignments.
As a certified Project Management Professional and Certified Management Consultant, Homay has acquired diverse knowledge of project delivery optimization, stakeholders engagement and client satisfaction. His background degrees in engineering and economics has made him an asset to come up with the both technical and commercial sides of engagements in the infrastructure and energy projects in the past 16 years.
Previously, Homay served as technical business development representative and marketing strategist for two EMIS and energy data management companies in Vancouver, and working experience in public and governmental organizations.
He is active with professional non-for-profit organizations in BC and presented a few lectures on energy generation topics and energy efficiency at international and local forums.
Daniel Alfonso Ponte,
B.Sc. Mech . Eng.
Daniel Alfonso Ponte is an intermediate project engineer with specialty in building energy data analysis. Daniel specialties include methods for modeling building energy systems, heat transfer processes, creating whole-building energy models using a variety of software programs (EE4, HAP, eQUEST, EnergyPlus, RETScreen) to estimate the energy performance of newly constructed buildings, modeling-assisted Life-Cycle Analysis (LCA) of building energy efficiency measures and creating calibrated energy models of existing buildings based on monitored data, verifying building performance and identifying opportunities for improvement in building performance.
, IT Infrastructure Support
Voya Ilic is a senior IT specialist with eighteen years of experience in network and server system design, implementation and administration, technical and client support in medium and large enterprise environments. He possesses a thorough knowledge of Microsoft and open source server products; holds Microsoft Certified System Engineer, Administrator, CompTIA A+, Server+ and Network+ certificates
, Energy Modeller
Johnson Shen is a recent graduate from the University of British Columbia with a Bachelor of Applied Science in Engineering Physics, Mechanical Option. Johnson worked with CES as a junior commissioning agent while on Co-op and is now involved in Energy analysis projects mainly utilizing energy modeling programs such as eQUEST and EE4.
, Software Engineer
Marko brought over 5 years of Software Engineer experiences to CES Group. Marko's specialities include software development focusing on website and desktop application development.
As a member of the Software Development team Marko is involved in development of the CES Group advanced energy management information system. The scope of Marko's responsibilities assume the EMIS product's life cycle, starting from the user interface design to the EMIS products' deployment and maintenance.
Prior to joining CES Group, Marko was entrepreneurial working for various regional and national corporate clients.
M.Sc. Electrical Eng
Nick Nastic is part of executive management of ecoOpera Systems Inc. where he is responsible for defining EMIS product directions and MBCx service offering.
Nick has over 20 years of professional experience in all aspects of the information technology industry. This includes experience in software sales, product requirements definition, packaging and pricing, industry analyst reviews and general product evangelism.
Nick is proficient in a feasibility analysis, market / opportunity assessments, strategic business planning, sales & marketing planning and alliance management.
Nick has more than 10 years of exemplary track record in selling Enterprise software solutions with 8 years consecutively exciding allocated technology quota. Nick was instrumental in eliminating objections, educating prospect staff and identifying core product value on several multi-million dollar deals.
Before joining ecoOpera Systems management team, Nick worked for Microsoft Canada and Oracle Corporation where he was instrumental in establishing their Database market presence in Western Canada.
, Engineering Assistant
Steven Quan is a recent graduate and engineering assistant with CES Engineering. He has completed his Bachelor of Applied Science in Mechanical Engineering studying the Mechatronics option at the University of British Columbia.
, Project Coordinator
B. Tech, AScT
Arun Randhawa is project coordinator with CES Engineering. He has completed his Bachelors in Technology in Construction Management as well as an engineering technology diploma in Mechanical Design and Mechanical Systems. Aside from his education, Arun has experience as a Mechanical Technologist, Project Manager and Estimator.
, Commissioning Engineer
M. Eng, EIT
Alex Bogun has Master of Engineering degree and is engineer in training with Professional Engineers Ontario. He is an intermediate engineer with speciality in building systems commissioning and energy modelling. Alex holds Energy Management certificate and is the certified Building Environmental Systems (BES) operator.
, Commissioning Engineer
M. Eng, EIT
Alex Jovanovic is a senior project engineer with expertize in energy-efficient HVAC system design, plumbing and fire protection systems for industrial, commercial and residential projects as well as refrigeration systems for large retail objects. He has successfully completed over 50 small, medium and large project. Alex posses excellent team and interpersonal skills. He is proficient in AutoCad, Carrier HAP, WhiteRose and has knowledge of Autodesk Revit.
, Commissioning Operations Manager
Originally from the United Kingdom, Keith Day is an experienced Engineering & Commissioning Manager having had exposure to commissioning in UK, Middle East, South Korea, Hong Kong and Australia. Keith has in depth knowledge of the building systems in both new build and existing buildings and has worked on some of the most diverse and technically challenging buildings in the world with vast input in HVAC, fire protection, plumbing systems, building automation controls, electrical power distribution, lighting, fire alarm, communication and security.
, Vice President
P. Eng, LEED AP BD+C
Risto is accomplished, seasoned engineer with a strong background in mechanical and electrical design and construction in commercial, institutional, residential and industrial sector. He successfully managed a number of complex construction and engineering projects and teams.
Risto has 20 years of experience. He has specialized in developing customized, value oriented, energy conservation solutions. He has worked directly on energy performance based retrofit projects for many years from feasibility studies, design and implementation, to verification and monitoring of energy savings. He has worked on more than 15 design-built projects with guaranteed energy savings. His significant design, project management and construction experience makes him a valuable member of our team.
Robin Donovan is a graduate of Energy Systems Engineering Technologist program at St. Lawrence College in Kingston, Ontario.
He has over three years experience as a Building Commissioning Agent who oversaw completion of the ATESS Refinishing Facility at CFB Trenton
Prior to joining CES Group, Robin was involved in designing renewable energy systems at a leading energy design firm in Eastern Ontario.
, Energy Projects Manager
M. Sc. Mech. Eng.
Dejan leads the energy modeling and analysis team. He is involved in a variety of energy audit, optimization and management opportunities and assignments including the development of the Energy Management Information System (EMIS).
Dejan has 20 years of experience in full-cycle product and system design and analysis, prototyping, testing, certification, systems integration and installation. He developed various complex products, equipment and systems in the field of HVAC, combustion, military, oil industry, alternative energy and transportation.
, Mechanical Engineering Graduate
BASc., MASc., EIT
Kamil Shami is recent graduate from Ryerson University with a Master of Science Degree in Mechanical Engineering. The focus of his graduate research was energy conservation, efficient mechanical systems and building energy simulation. He did his undergraduate studies in mechanical engineering choosing the HVAC stream in his final year. Kamil has been working at CES Engineering as an assistant commissioning engineer.