Structural engineering companies in Ohio are vital in shaping infrastructure, ensuring safety, and meeting design demands. They range from small firms to large corporations, providing services such as structural analysis, design, and project management across sectors like residential, commercial, and governmental projects. With an increasing emphasis on sustainability, these companies are innovating to incorporate eco-friendly practices while maintaining structural integrity. Furthermore, advancements in technology are allowing for more efficient project execution, enhancing collaboration and precision. As Ohio's infrastructure needs evolve, structural engineering firms are gearing up to tackle complex challenges fundamental to the state's development.


The list showcases 22 notable structural engineering companies, primarily based in Ohio. They range from smaller teams of 11 to 50 employees to larger firms employing over 1,000. Most companies, founded between the mid-20th century and early 2000s, specialize in various engineering services such as structural design, environmental assessments, and construction management. Their remarkable track records span multiple sectors, indicating their capability and expertise in handling a wide array of projects, from residential innovations to prominent commercial developments.


Explore the top structural engineering companies thriving in Ohio.


Top 22 Structural Engineering Companies in Ohio


1. Pinnacle Engineering, Inc.

  • Website: pinneng.com
  • Ownership type: Private
  • Headquarters: Cincinnati, Ohio, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1996
  • Headcount: 11-50
  • LinkedIn: pinnacle-engineering-inc.

Pinnacle Engineering, Inc. is a structural engineering firm based in Cincinnati, Ohio, founded in 1996. With a team of 11 to 50 employees, the company focuses on providing innovative engineering solutions tailored to commercial, residential, and specialized design projects. Their clientele includes architects, builders, and homeowners, all of whom seek expertise in ensuring structural integrity and compliance with building standards. Pinnacle Engineering prides itself on its commitment to quality and customer-centric service, which has fostered long-term relationships with clients. The firm is licensed to operate in most states across the U.S., allowing it to engage in projects nationwide. Their project portfolio highlights their capability in handling a variety of structural challenges, from high-end residential designs to complex commercial structures.


2. M-Engineering

  • Website: mengineering.us.com
  • Ownership type: Private
  • Headquarters: Westerville, Ohio, United States (USA)
  • Employee distribution: United States (USA) 96%, United Arab Emirates 4%
  • Founded year: 1973
  • Headcount: 51-200
  • LinkedIn: m-engineering_2

M-Engineering, based in Westerville, Ohio, has been a player in the engineering field since its inception in 1973. The firm specializes in a wide array of engineering services, including structural, mechanical, electrical, plumbing, and technology design. With a workforce of around 83 employees, M-Engineering prides itself on its innovative and sustainable solutions tailored to meet the specific needs of its clients. The company serves various sectors such as healthcare, education, and commercial industries, showcasing its versatility and expertise. M-Engineering is licensed to operate in all 50 states, the District of Columbia, and Puerto Rico, which allows them to take on projects across a broad geographic area. Their commitment to sustainability is evident through their team of LEED AP professionals, who work to promote energy-efficient designs. M-Engineering's project portfolio includes significant contributions to healthcare facilities, educational institutions, and commercial projects, reflecting their capability and experience in the industry.


3. Dynotec, Inc.

  • Website: dynotecinc.com
  • Ownership type: Private
  • Headquarters: Columbus, Ohio, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1990
  • Headcount: 11-50
  • LinkedIn: dynotec

Dynotec, Inc. is an engineering and architectural firm based in Columbus, Ohio, with additional offices in Cincinnati, Cleveland, and Pittsburgh. Founded in 1990, the company has grown to employ between 11 and 50 professionals, all dedicated to delivering high-quality engineering solutions. Dynotec specializes in a variety of services, including architectural design, structural engineering, transportation engineering, civil engineering, construction management, and surveying. Their client base includes government agencies, municipalities, and various sectors such as healthcare, education, and public utilities. The firm emphasizes quality assurance and client-centered service, ensuring that projects are completed on time and within budget. With a strong focus on community improvement and infrastructure enhancement, Dynotec has built a reputation for reliability and innovation in the engineering field.


4. Star Consultants, Inc.

  • Website: starconsultants.org
  • Ownership type: Private
  • Headquarters: Columbus, Ohio, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1997
  • Headcount: 11-50
  • LinkedIn: star-consultants-inc-

Star Consultants, Inc., based in Columbus, Ohio, is an architectural and engineering firm that has been providing a wide array of services since its inception in 1997. With a team of approximately 20 employees, the company specializes in structural engineering, among other disciplines such as civil, electrical, and mechanical engineering. Star Consultants prides itself on delivering sustainable and effective solutions tailored to the unique requirements of each project. Their extensive experience spans over two decades, during which they have served both public and private sector clients. The firm is known for its collaborative approach, ensuring that each project is managed with respect for its distinctiveness. Their portfolio includes a variety of projects, showcasing their capabilities in structural design, construction management, and envelope consulting. Star Consultants remains committed to staying current with industry practices, which is evident in their use of advanced technologies and methodologies in their work.


5. SMBH, Inc.

  • Website: smbhinc.com
  • Ownership type: Private
  • Headquarters: Columbus, Ohio, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1972
  • Headcount: 11-50
  • LinkedIn: smbh

SMBH, Inc. is a structural engineering firm based in Columbus, Ohio, founded in 1972. The company specializes in providing innovative and sustainable engineering solutions tailored for architects, contractors, and building owners. With a team of 46 professionals, SMBH is dedicated to producing high-quality structural design and documentation, code analysis, and design/build solutions. Their portfolio includes a wide range of projects across various sectors, including civic, commercial, education, healthcare, and more. SMBH has worked on over 25,000 projects, showcasing their extensive experience and capability. They are also recognized for their commitment to sustainability, participating in programs like the US Green Building Council LEED Program. SMBH has received accolades for their work, including awards for projects such as the Columbus Museum of Art expansion and the Ohio State University library renovation. Their focus on collaboration and effective communication ensures that they meet client needs while maintaining project integrity.


6. Shirk & O'Donovan Consulting Engineers, Inc.


Shirk & O'Donovan Consulting Engineers, Inc. is a structural engineering consulting firm based in Worthington, Ohio. Established in 1991, the company specializes in providing structural engineering services across various sectors, including healthcare, commercial, and municipal projects. With a team of 17 professionals, they pride themselves on delivering innovative and cost-effective design solutions tailored to meet the unique needs of their clients. The firm emphasizes collaboration with architects and clients to ensure compliance with building codes and project requirements. Their portfolio showcases a wide range of projects, from new buildings to adaptive reuse of historically significant structures. Shirk & O'Donovan is registered in nearly all 50 states and has a strong commitment to quality and client service, which has fostered long-term relationships with a diverse client base. They also focus on sustainable design, having contributed to numerous LEED-certified projects, reflecting their dedication to environmentally responsible engineering practices.


7. THP Limited, Inc

  • Website: thpltd.com
  • Ownership type: Private
  • Headquarters: Cincinnati, Ohio, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1973
  • Headcount: 51-200
  • LinkedIn: thp-limited-inc

THP Limited, Inc. is a structural and architectural engineering design firm based in Cincinnati, Ohio, with additional offices in Cleveland and Raleigh. Founded in 1973, the company has built a reputation for providing innovative and efficient engineering solutions tailored to the needs of their clients. THP specializes in structural engineering, restoration and waterproofing, building envelope assessments, and parking structure design. Their portfolio includes significant projects in healthcare, education, and public facilities, showcasing their ability to tackle a variety of complex challenges. The firm emphasizes a client-focused approach, aiming to create enduring designs that positively impact communities. With a team of approximately 76 employees, THP Limited is committed to advancing engineering practices and delivering high-quality service across all projects.


8. LJB Inc.

  • Website: ljbinc.com
  • Ownership type: Private Equity
  • Headquarters: Miamisburg, Ohio, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Latest funding: July 2022
  • Founded year: 1966
  • Headcount: 201-500
  • LinkedIn: ljbinc

LJB Inc., based in Miamisburg, Ohio, is an engineering firm that specializes in civil and structural engineering, safety, and environmental services. Founded in 1966, the company has built a strong foundation in the industry, providing innovative solutions to improve infrastructure and ensure safety compliance. LJB serves a wide range of clients, including commercial, educational, healthcare, and governmental sectors. Their projects include notable achievements such as the design of the world’s largest tilt-up concrete structure and Ohio’s first modern roundabout. LJB is also recognized for its commitment to professional development, offering training programs and continuing education opportunities for its staff and clients. With a workforce of approximately 278 employees, LJB operates multiple offices across the United States, enhancing their ability to serve clients nationwide.


9. Schaefer

  • Website: schaefer-inc.com
  • Ownership type: Private
  • Headquarters: Cincinnati, Ohio, United States (USA)
  • Employee distribution: United States (USA) 97%, Other 3%
  • Founded year: 1976
  • Headcount: 51-200
  • LinkedIn: schaefer

Schaefer is a structural engineering firm based in Cincinnati, Ohio, with additional offices in Columbus and Phoenix. Founded in 1976, the company specializes in comprehensive engineering services that include planning, design, inspection, and investigation. Schaefer serves a variety of clients, including government agencies and private organizations, focusing on creating safe and innovative structures. Their portfolio includes projects for the federal government, such as Army barracks and Air Force hangars, as well as commercial developments like hotels and retail spaces. The firm prides itself on a collaborative approach to engineering, emphasizing creativity and innovation in solving complex challenges. With a workforce of approximately 187 employees, Schaefer is committed to delivering smart structures that enhance communities and meet the needs of their clients.


10. R.E. Warner and Associates, Inc.

  • Website: rewarner.com
  • Ownership type: Private
  • Headquarters: North Olmsted, Ohio, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1951
  • Headcount: 201-500
  • LinkedIn: r.e.-warner-and-associates-inc.

R.E. Warner and Associates, Inc. is an engineering and architecture firm based in North Olmsted, Ohio, established in 1951. The company offers a range of services, including civil engineering, structural engineering, mechanical and electrical engineering, and surveying. With a workforce of approximately 157 employees, R.E. Warner operates primarily in the United States and has built a reputation for its multi-discipline approach to engineering and architecture. The firm serves various sectors, such as metals, manufacturing, and government, providing solutions that help clients navigate complex projects. Their portfolio includes significant projects like the New Bar Rolling Micro Mill and various facility expansions, showcasing their expertise in structural engineering. R.E. Warner has also been recognized as a Top Workplace, reflecting its positive work culture and employee satisfaction.


11. Jezerinac Geers & Associates, Inc.

  • Website: jgaeng.com
  • Ownership type: Family Owned
  • Headquarters: Dublin, Ohio, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1981
  • Headcount: 11-50
  • LinkedIn: jezerinac-geers-%26-associates

Jezerinac Geers & Associates, Inc. is a family-owned structural engineering firm based in Dublin, Ohio, founded in 1981. With a team of 35 employees, including 14 licensed professional engineers, the firm specializes in providing structural design, analysis, and inspection services for a variety of construction projects. Their portfolio includes significant projects such as hospital expansions and educational facilities, showcasing their capability to handle complex structures. The firm prides itself on building personal relationships with clients, ensuring that each project is approached with a tailored strategy. Their engineers are proficient in various structural systems, including steel, concrete, and timber, which allows them to address a wide range of project needs. Jezerinac Geers & Associates, Inc. has not reported any funding, indicating they operate as a self-sustaining entity focused on delivering quality engineering solutions.


12. Woolpert

  • Website: woolpert.com
  • Ownership type: Private Equity
  • Headquarters: Dayton, Ohio, United States (USA)
  • Employee distribution: United States (USA) 95%, South Africa 3%, Other 2%
  • Latest funding: $2.9M, November 2022
  • Founded year: 1911
  • Headcount: 1001-5000
  • LinkedIn: woolpert

Woolpert, founded in 1911 and based in Dayton, Ohio, is a professional services firm that specializes in architecture, engineering, and geospatial solutions. With a workforce of approximately 1,290 employees, the company serves a variety of clients, including government entities and private sector organizations. Woolpert is known for its innovative and cost-effective services that address complex infrastructure challenges. Their engineering services include structural engineering, civil engineering, and MEP engineering, among others. The firm has a strong commitment to integrating advanced technology into their design processes, which enhances their project delivery and efficiency. Recently, Woolpert secured funding of approximately $2.9 million in November 2022, indicating ongoing investment in their capabilities and growth. Their extensive portfolio includes projects across multiple sectors such as aviation, transportation, and utilities, showcasing their versatility and expertise in the engineering field.


13. Barber & Hoffman, Inc.

  • Website: barberhoffman.com
  • Ownership type: Private
  • Headquarters: Cleveland, Ohio, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1934
  • Headcount: 11-50
  • LinkedIn: barber-%26-hoffman-inc.

Barber & Hoffman, Inc. is a structural engineering firm based in Cleveland, Ohio, with additional offices in Columbus and Cranberry Township, Pennsylvania. Founded in 1934, the company has built a reputation for providing a wide range of structural engineering services, including building design, repair, and rehabilitation. They cater to various sectors, notably healthcare and education, and emphasize innovative and efficient engineering solutions. The firm prides itself on its collaborative approach, ensuring that client needs are met effectively. With a portfolio that includes over 22,000 completed projects and a client base exceeding 3,000, Barber & Hoffman has demonstrated significant expertise and reliability in the field. Their services also extend to specialty engineering projects, such as facade restoration and historic preservation, showcasing their adaptability and commitment to quality. The firm operates under a philosophy of building enduring relationships through creative design solutions and personal service, which has contributed to their longevity and success in the industry.


14. DLZ Corporation

  • Website: dlz.com
  • Ownership type: Private
  • Headquarters: Columbus, Ohio, United States (USA)
  • Employee distribution: United States (USA) 94%, Costa Rica 6%
  • Founded year: 1946
  • Headcount: 501-1000
  • LinkedIn: dlz-corporation

DLZ Corporation, based in Columbus, Ohio, is a private architecture and engineering firm founded in 1946. With a workforce of approximately 859 employees, DLZ provides a wide array of professional services, including structural engineering, construction management, environmental consulting, and ADA compliance assistance. The firm serves local governments and commercial clients, focusing on improving infrastructure and navigating regulatory requirements. DLZ's multidisciplinary approach allows them to tailor solutions to meet the specific needs of their projects. Their portfolio includes significant work in transportation, water resources, and environmental services, showcasing their expertise in structural engineering. The company has received various accolades, including recognition as one of Central Ohio's fastest-growing firms and awards for their public building projects. DLZ is committed to sustainability and community involvement, further solidifying its role in the industry.


15. HWH Architects Engineers Planners Inc.


HWH Architects Engineers Planners Inc. is a professional services firm based in Cleveland, Ohio, specializing in architecture and engineering. Founded in 1908, the company has built a reputation for providing a wide array of services, including civil, electrical, mechanical, and structural engineering, as well as architecture and interior design. HWH caters to a variety of clients, including industrial, commercial, and government entities, offering comprehensive solutions tailored to their project needs. The firm emphasizes collaboration and innovation, leveraging over a century of expertise to deliver effective engineering solutions. Their project portfolio includes significant undertakings such as manufacturing plant expansions and technology research facilities, showcasing their capability in handling complex engineering challenges. HWH's commitment to quality and client satisfaction has allowed them to maintain a strong presence in the engineering sector.


16. Sponseller Group Inc

  • Website: sponsellergroup.com
  • Ownership type: Private
  • Headquarters: Holland, Ohio, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1974
  • Headcount: 51-200
  • LinkedIn: sponseller-group-inc

Sponseller Group Inc. is an engineering firm based in Holland, Ohio, with a history dating back to 1974. The company provides a wide array of engineering and design services, primarily focusing on structural engineering, automotive services, HVAC designs, and green building services. With a workforce of approximately 58 employees, Sponseller Group emphasizes collaboration and client satisfaction, ensuring that projects are completed efficiently and effectively. They have developed a strong reputation in the manufacturing, processing, and construction industries, particularly in Northwest Ohio. Their commitment to sustainability is underscored by their LEED certification, which positions them as a responsible choice for clients looking to minimize environmental impact. Sponseller Group has a track record of repeat business, indicating a solid client base and a focus on long-term relationships. Their use of advanced technology and software in design processes further enhances their service offerings, making them a relevant player in the structural engineering sector.


17. Korda/Nemeth Engineering

  • Website: korda.com
  • Ownership type: Private
  • Headquarters: Columbus, Ohio, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1964
  • Headcount: 51-200
  • LinkedIn: kordanemeth-engineering

Korda/Nemeth Engineering, based in Columbus, Ohio, is a private engineering firm that has been operational since 1964. With a workforce of approximately 123 employees, the company specializes in a wide array of engineering services, including civil, structural, mechanical, and electrical engineering. Their client base spans various sectors, including healthcare, education, and commercial development, reflecting their adaptability and expertise in handling complex projects. Korda/Nemeth Engineering has been involved in notable projects such as the OhioHealth Pickerington Hospital Expansion and the renovation of OWU Slocum Hall, which recently received an AIA Honor Award. Their commitment to sustainability and technology integration, along with a focus on customer service, positions them as a reliable partner in the engineering field.


18. Buehrer Group Architecture & Engineering, Inc.


Buehrer Group Architecture & Engineering, Inc. is a private firm based in Maumee, Ohio, established in 2001. The company specializes in providing comprehensive architectural and engineering services, including structural, mechanical, and electrical engineering. They cater to a variety of clients, including educational institutions, municipal entities, and commercial businesses. Buehrer Group is dedicated to realizing project visions while adhering to budgetary and scheduling constraints. Their portfolio showcases a range of projects, particularly in the education and civic sectors, highlighting their capability in structural design and project management. The firm emphasizes sustainable design practices, with many staff members holding LEED credentials, reflecting their commitment to environmentally responsible engineering solutions.


19. CTL Engineering, Inc.

  • Website: ctleng.com
  • Ownership type: Private
  • Headquarters: Columbus, Ohio, United States (USA)
  • Employee distribution: United States (USA) 96%, Other 4%
  • Founded year: 1927
  • Headcount: 201-500
  • LinkedIn: ctl-engineering-inc-

CTL Engineering, Inc. is a consulting engineering firm based in Columbus, Ohio, established in 1927. The company specializes in a wide array of services, including civil engineering, geotechnical engineering, and construction administration. They serve various sectors such as transportation, healthcare, and manufacturing, ensuring compliance and safety in their projects. CTL Engineering is also involved in environmental remediation and forensic science, showcasing their capability to address complex challenges in construction and infrastructure. With a workforce of approximately 299 employees, the firm operates primarily in the United States, with a small percentage of its operations extending internationally. Their employee-owned structure fosters a culture of collaboration and accountability, which is reflected in their commitment to quality and client satisfaction.


20. Burgess & Niple

  • Website: burgessniple.com
  • Ownership type: Private
  • Headquarters: Columbus, Ohio, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1912
  • Headcount: 501-1000
  • LinkedIn: burgess-%26-niple

Burgess & Niple is a private engineering and architecture firm based in Columbus, Ohio, founded in 1912. With a workforce of approximately 746 employees, the firm is dedicated to enhancing community infrastructure through practical solutions. They offer a wide array of services, including engineering, architectural design, and environmental engineering. Their projects often focus on sustainable practices aimed at improving quality of life. Notably, Burgess & Niple has been involved in significant infrastructure projects, such as the design of wastewater treatment facilities and transportation systems, which highlight their expertise in structural engineering. The firm is recognized for its commitment to addressing infrastructure challenges and has received various awards for its engineering excellence.


21. Contech Engineered Solutions

  • Website: conteches.com
  • Ownership type: Corporate
  • Headquarters: West Chester Township, Ohio, United States (USA)
  • Employee distribution: United States (USA) 97%, Other 3%
  • Latest funding: $5.4B, July 2023
  • Founded year: 1986
  • Headcount: 1001-5000
  • LinkedIn: contech

Contech Engineered Solutions, founded in 1986 and based in West Chester Township, Ohio, is a prominent player in the infrastructure solutions sector. The company offers a wide array of products, including pipes, bridges, and stormwater management systems, catering primarily to engineers and contractors. Their innovative approach focuses on delivering cost-effective solutions tailored to meet construction and environmental needs. Contech provides extensive support throughout the project lifecycle, including design assistance and regulatory guidance, ensuring that projects are executed successfully. With a workforce of over 1,300 employees, the company has established a significant presence in the market. Recently, Contech secured substantial funding, indicating strong investor confidence in their business model and growth potential.


22. Baker Concrete Construction, Inc.


Baker Concrete Construction, Inc., founded in 1968, is a private construction company based in Monroe, Ohio. With a workforce of over 1,500 employees, the company specializes in concrete construction, industrial distribution, structural construction, and restoration services. Baker has built a reputation for delivering high-quality construction solutions across various sectors, emphasizing safety, quality, and community impact. The company has completed more than 14,000 projects, showcasing its extensive experience and capability in the industry. Baker is recognized for its commitment to safety and quality, having implemented a national safety program and continuously striving for excellence in its construction processes. Their projects range from industrial facilities to significant structural builds, reflecting their expertise in handling complex construction challenges. Baker's focus on community involvement and sustainability further highlights their role as a responsible player in the construction industry.



Structural Engineering Insights: Key Companies in Ohio


CompanyHeadquarterSizeFoundedOwnership
Pinnacle Engineering, Inc.Cincinnati, Ohio, United States (USA)11-501996Private
M-EngineeringWesterville, Ohio, United States (USA)51-2001973Private
Dynotec, Inc.Columbus, Ohio, United States (USA)11-501990Private
Star Consultants, Inc.Columbus, Ohio, United States (USA)11-501997Private
SMBH, Inc.Columbus, Ohio, United States (USA)11-501972Private
Shirk & O'Donovan Consulting Engineers, Inc.Worthington, Ohio, United States (USA)11-501991Private
THP Limited, IncCincinnati, Ohio, United States (USA)51-2001973Private
LJB Inc.Miamisburg, Ohio, United States (USA)201-5001966Private Equity
SchaeferCincinnati, Ohio, United States (USA)51-2001976Private
R.E. Warner and Associates, Inc.North Olmsted, Ohio, United States (USA)201-5001951Private
Jezerinac Geers & Associates, Inc.Dublin, Ohio, United States (USA)11-501981Family Owned
WoolpertDayton, Ohio, United States (USA)1001-50001911Private Equity
Barber & Hoffman, Inc.Cleveland, Ohio, United States (USA)11-501934Private
DLZ CorporationColumbus, Ohio, United States (USA)501-10001946Private
HWH Architects Engineers Planners Inc.Cleveland, Ohio, United States (USA)51-2001908Private
Sponseller Group IncHolland, Ohio, United States (USA)51-2001974Private
Korda/Nemeth EngineeringColumbus, Ohio, United States (USA)51-2001964Private
Buehrer Group Architecture & Engineering, Inc.Maumee, Ohio, United States (USA)11-502001Private
CTL Engineering, Inc.Columbus, Ohio, United States (USA)201-5001927Private
Burgess & NipleColumbus, Ohio, United States (USA)501-10001912Private
Contech Engineered SolutionsWest Chester Township, Ohio, United States (USA)1001-50001986Corporate
Baker Concrete Construction, Inc.Monroe, Ohio, United States (USA)1001-50001968Private


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