Leadership Team

Eric R. Bergstrom is President of HBK Engineering, LLC, a Quanta Services Company. HBK is a professional licensed engineering firm focused on designing and protecting utilities and utility networks. HBK provides solutions and construction support on utility projects in both rural and complex urban centers Coast to Coast and has successfully performed engineering work on a wide-ranging spectrum of utility infrastructure projects. 

Eric joined HBK in 2002 and has over 25 years of utility design and construction experience. In his 20 years with HBK, Eric has been an integral part of the growth of the company from 15 employees to over 650 employees. Eric has been instrumental in the establishment of some of HBK’s largest service offerings, including Power Transmission Design, Fiber Optic Network Design, Power and Telecom Manhole and Structure Inspection, Security/Surveillance Infrastructure Design Services and Utility Locating.
 

Brian Mulligan, P.E. manages HBK Engineering’s operations for the East Coast and opened HBK’s first satellite office in Norristown, PA in May 2007. Brian was also responsible for expanding HBK’s presence on the East Coast with the opening of our Center City Philadelphia office in May 2015 and our Baltimore office in May 2017. He is directly responsible for the operations of these satellite offices as well as new business development within the East Coast area.

Brian was instrumental in developing HBK’s service offerings to PECO Energy, PPL Electric Utilities and Crown Castle. He has 25 years of experience and is knowledgeable in all project phases including planning, preliminary engineering, design, estimating, procurement, construction, claims, and closeout.

Brian is a licensed professional engineer in the states of Pennsylvania, New York, New Jersey and Illinois. Brian is very focused on the customer experience and mentoring of HBK’s newer employees. Brian extends this focus as a member of the Board of Trustees of the Academy of Notre Dame de Namur in Villanova, PA.

Brian has a bachelor's of science in naval architecture and marine engineering from Webb Institute of Naval Architecture. Brian lives in Audubon, Pennsylvania, with his wife, Gisele, and two daughters.

Sandra Arredondo is the Sr. Vice President of HR & Administration responsible for HBK’s functional support areas: Human Resources, Information Technology, Finance, Community Relations, Marketing, Safety, and Facilities. Sandra first joined HBK as a consultant in January 2016 and quickly established herself as a leader who became integral in the vision of building strong synergy between the functional support areas as they continue adding great value and efficiencies to the HBK’s 400+ workforce at large.

Sandra has over 20 years of HR leadership experience integrating employee populations and human resource functions following large-scale mergers and acquisitions within organizations such as GE, NBC and Tribune Media. Previously, as Senior Vice President of HR at Tribune Media, she was responsible for overseeing all of broadcasting’s human resources functions across 42 local television and radio stations consisting of 5,000+ employees.

Sandra has a master’s degree in labor & industrial relations and a bachelor’s in psychology from the University of Illinois, Urbana. She serves on the board of ABC Pilsen of Chicago.
 

Jackie Hanson, as the company Controller, provides overall financial guidance, controllership, and operational insight to HBK Engineering.   Since joining in 2010, Jackie increased her financial and accounting responsibilities by overseeing AR, AP, Treasury, Financial forecasting, Budget, and PF&A.   She played a key role during the successful acquisition & integration of HBK into Quanta Services, Inc. and is an integral business partner and leader across the operations.  She is highly respected by her team, peers, and outside partners.    

Jackie has a masters in business administration from Loyola University & a bachelor’s in Finance from the University of Illinois at Urbana-Champaign.
 

As an experienced leader and engineer, Amy Collins, P.E., has worked in the electric utility and consulting engineering industries for over 20 years.  Prior to joining HBK, Amy was the director of engineering at a consulting firm specializing in municipal infrastructure, and she also served as project manager for a high-voltage transmission company where she was responsible for the oversight and coordination of numerous interdisciplinary teams.  She has testified in front of state regulatory bodies, including the Minnesota Public Utilities Commission, and currently oversees the financial reporting and corporate compliance of HBK’s project portfolio.

Amy earned a Bachelor of Arts in Anthropology in 2000 and a Master of Science in Civil Engineering in 2005, both from the University of Iowa.  She is a licensed Professional Engineer in the State of Iowa.
 

John Mantiply has over 12 years of experience in outside plant engineering and leads two Eastern Divisions at HBK Engineering.  Mr. Mantiply has overseen the engineering effort for thousands of miles of a plant serving hundreds of thousands of subscribers in both rural and metropolitan areas across the United States and Canada.  John has successfully overseen a broad array of projects and much of his experience is on large-scale EPC (Engineering, Procurement, and Construction) projects.  His value-based engineering approach combined with his constant drive for innovation in both engineering processes and construction methodologies provides our clients and construction partners with the efficiency and quality they have come to expect.  He credits the division’s success to the hard work and dedication of the team.  John graduated from Mercer University with a Bachelor of Business Administration in Economics.  

Daniel Rest joined HBK in 2000 as an entry-level engineer. In his time with HBK, Dan has been involved with and later served as a leader in many, if not most aspects of HBK’s core engineering design business, including telecommunications, natural gas transmission, and distribution, civil site design, electrical transmission, as well as field survey data collection. Dan enjoys collaborating with others to find innovative solutions to complex problems and training and mentoring HBK’s staff at all levels.

Dan earned a Bachelor’s Degree in Civil Engineering from the University of Iowa in 1998 and became a Licensed Professional Engineer in 2003. He is currently licensed in Illinois, Indiana, and Wisconsin. Before joining HBK, Dan worked for an environmental remediation contractor on lead-impacted soil projects across the country. 
 

John Richards, P.E., joined HBK in 2007 and currently oversees Civil, Electrical, Structural, and Survey teams that support the delivery of projects for HBK’s Power Utility, Renewables, EV Charging, and Gas clients. John’s team includes over 100 individuals in Chicago, Oak Brook, Denver, The Woodlands, Tulsa, Los Angeles, Philadelphia, Lake Mary, New Lenox, Salt Lake City, and Baltimore. John was instrumental in developing work with many of HBK’s solar clients and growing HBK’s presence with our Power Utility and EV Charging clients.  John is an Executive Team sponsor of HBK’s LGBTQ+ employee resource group Empower and an advocate of Dale Carnegie’s Leadership Principles.  

John has a Bachelor’s Degree in Civil and Environmental Engineering from the University of Iowa and lives in Chicago, Illinois with his wife, Crystal, and 2 sons.
 

Michael C. Tedeschi, P.E., joined HBK Engineering through their internship program and transitioned to a full-time role in 2005. Throughout his career, Michael has gained experience in nearly all the project offerings and utility sectors that the company serves. This includes utility capacity expansion, asset management and inspection, and reliability and resiliency programs across the country. Michael has supported HBK’s effort to expand its footprint by being a part of building and representing teams in our Chicago, Lake Mary, Austin, Tulsa, Raleigh, and San Antonio offices. With this expansion, his mission has always been to create an environment that maintained the HBK culture and excitement that he was drawn to as a young professional; a workplace that focuses on developing and challenging their employees with the goal of being best-in-class to the clients that they serve.

Michael is a licensed Professional Engineer in the state of Illinois and has a Bachelor of Science in Civil and Environmental Engineering from the University of Iowa.