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Engineering Your World

About Us.

Providing Client Solutions

sponseller1Sponseller Group, Inc. is a multi-disciplined engineering firm in the Toledo area. Our goal is to provide quality engineering services, and to offer our employees a place where they can learn and grow.

At Sponseller Group, Inc. we have a broad range of personnel  including a structural PhD, professional engineers (PE’s), graduate engineers, senior designers, and mechanical designers. Employees are assisted with their education and advancement through a tuition reimbursement program.  All staff are encouraged in their professional careers, personal achievements, and community involvement.  

The company was started by Harold Sponseller,P.E. a mechanical engineer who worked at Owens-Illinois.  Originally he offered mechanical engineering and design services.  After thirteen years he expanded into the structural and facilities groups enabling the company to offer structural, civil, facility, ventilation, controls and process piping projects for manufacturers in Northern Ohio and  Michigan.  These have become the largest service offerings within the company.  We have developed relationships with a number of large, well known manufacturers in the area to meet their engineering needs.  We also partner with several design/build contractors and fabricators providing them engineering and design services.  When clients are looking to advance their operations, they contact us or call a contractor who involves us in the project due to a prior positive experience.

Sponseller Group provides professional engineering, planning and surveying services, we continue focusing on a dedication to providing high quality engineering services to its clients.  The members of Sponseller recognize that technology and the  ability to implement a comprehensive support plan makes the company a regional  leader. Our staff of engineers and designers approaches each project with the goal of taking the client from concept to completion with the fewest amount of problems.  We help our clients solve problems and upgrade their facilities for the next generation of products.

Sponseller Group is an engineering firm that has been organized in an effort to provide professional and personalized solutions.  What sets us apart is our experience, attention to client needs, and quick turnaround.  We offer employees competitive wages and benefits in order to retain our good employees and reduce turnover.   You will be appreciated and well compensated for your level of education and engineering experience.


To grow the Sponseller Group in size and technology creating quality engineering services at a competitive level.


Sponseller Group has as its mission to provide quality engineering services to the manufacturing community.  Technology today enables us to provide far more capabilities than just a few years ago.  Sponseller keeps apace with the cutting edge computers utilizing structural finite element analysis software. SolidWorks Premium FEA allows our engineers to perform static, stress, and motion analysis of parts and assemblies.  AutoCAD Plant Design Suite assists in creating 3D plant piping while generating P&ID’s easier.  Though offering competitive services, we are no means bare bones.  We compensate our employees the same or higher salaries than they would expect to earn at other engineering firms in this area.  We want to set a high water performance mark in the Toledo area that other firms try to emulate.

Quality Objective

Meet or exceed client expectations on accuracy, content, and delivery.


  • Integrity & Honesty – we do what we say and own up to our errors
  • Safety First – protect our employees and yours in the workplace and on client jobsites that result in zero compensable incidents
  • Respect – treat clients, other employees, and subcontractors with the respect that they deserve
  • Attention to Detail – delivering an accurate set of drawings within a reasonable timeframe
  • Leadership – be a leader at work, home and in our community
  • Commitment – we are committed to our clients’ and to our employees’ success
  • Competency – we serve our clients with appropriate educational backgrounds, experience, skill and urgency
  • Teamwork & Flexibility – we always find a way to say “yes we can help solve your challenges”
  • Financial Strength – the company is forty years strong
  • Professionalism – we’re professional in our attitude, conduct and presentation

Community Involvement

Sponseller Group supports the community through WISE – Women in Science and Engineering, WGTE public television, Cast Metal Association, Boy Scouts of America, World Karate Championships, University of Toledo car competitions, and other organizations.


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