About
Company Profile
Established in 1989, Orazem & Scalora Engineering, P.A. offers consulting services in mechanical, electrical, and plumbing engineering. Our comprehensive design services cover HVAC, electrical power, plumbing, telecommunications, security, audiovisual, lighting and control, LEED®/sustainable design, mission-critical design, and more for a wide range of projects. Our portfolio includes commercial buildings, tenant interiors, multi-family residential, mixed-use projects, K-12 and higher education facilities, R&D facilities, courthouses, municipal buildings, healthcare, rural utilities, and detention facilities. With a focus on strong client relationships and effective project management, we ensure well-coordinated and efficient designs supervised by an OSE principal from project inception through completion of construction.
Our commitment to sustainability and energy efficiency is embedded in every project. We prioritize creating safe and comfortable environments for students, office workers, residents, and researchers. The satisfaction of our clients, evidenced by repeat projects and referrals, reflects the quality of our services.
At OSE, we produce clear and concise construction documents with thorough technical specifications and well-coordinated drawings. Our office has developed graphical quality standards to ensure that all construction documents are clear and concise. This reduces delays in construction caused by RFIs. OSE utilizes Computer Aided Drafting programs as well as BIM tools to produce our construction documents. Our track record showcases timely project designs, thanks to our size, multi-disciplinary capabilities, and commitment to high quality.
Orazem & Scalora Engineering excels in construction cost estimation and project budget development. Our estimates utilize local cost references and regular communication with subcontractors to ensure accuracy. We have a proven history of delivering projects within budget by updating estimates with new elements and evolving design details.
The principals of the firm are licensed Professional Engineers who have multi-discipline capabilities. At least one principal directs the production of every project, maintaining client contact and personally designing or supervising the design of all systems and improvements. Experience indicates that clients appreciate that they can contact OSE and get a prompt response directly from a principal of the firm.
OSE engineers are licensed to provide MEP engineering services in many states, including Kansas. Our engineers are registered through NCEES and able to obtain licensure in additional states as needed to meet our client’s needs.
Company History
First Office Location


OSE's first office location at 230 Poyntz. Ave.
OSE is founded by Tom and Jim


Tom Orazem and Jim Scalora founded OSE on January 1st, 1989.
Kansas State University Recreation Center


Additions to the KSU Rec Center and air conditioning of the entire building.
Columbian Theater


OSE completed the design of a restoration and preservation project for the historic Columbian Theater in downtown Wamego, a landmark building in the region.
Kansas National Guard Nickell Barracks


Original design of the KNG Nickell Barracks building in Salina, KS. This project served as a great beginning to a longstanding relationship with the Kansas National Guard.
Second Office Location


OSE expanded and moved to their second office location at 2601 Anderson Ave.
Riley County LEC


OSE designed the MEP systems for the original building and the addition at the Riley County Law Enforcement Center, and has continued to work with Riley County and the Law Enforcement Center over the years.
Staples National Contract


OSE was awarded an on-call contract for Staples stores in 1998, and completed 50+ projects for the company nation-wide.
David joined OSE


David Griffith joined OSE as a design engineer.
Gerit joined OSE


Gerit Garman joined OSE as a design engineer.
Current Office Location


OSE expanded and moved to their current office location at 2312 Anderson Ave.
USD 473 Chapman Schools


Design of (3) separate school buildings to replace the schools destroyed by a tornado in June 2008.
Cheyenne Bottoms Wetland Education Center


Design of a new 11,250 SF education and interpretive center for the Kansas Department of Wildlife and Parks Cheyenne Bottoms Wetland Education Center.
USD 383 Bond Projects


Design of new HVAC, plumbing, fire protection, electrical, clock and intercom, and technology infrastructure systems for the renovation of and additions to elementary schools throughout USD 383 as part of the 2008 Bond Projects.
Brad joined OSE


Brad Ross joined OSE as a design engineer.
Flint Hills Discovery Center


Design of a new 36,000 SF, 3-level museum building to showcase the Flint Hills. OSE designed a geothermal heat pump system for this project, which helped the building become the City of Manhattan's first LEED® certified project. LEED® Gold certification was achieved.
Hillary joined OSE


Hillary Velasco joined OSE as a design engineer.
Kansas State University College of Business Administration


New state of the art classroom and office building to serve the KSU College of Business Administration.
David became a Principal


David Griffith became part owner of the firm.
Kansas State University Student Union


With multiple renovations and system replacements between 1995 and present, the renovation in 2016 included a revamp and modernization of the building's fascade.
Jim Retired


Jim Scalora retired from OSE after 29 years on December 31st, 2017.
Fort Hays State University Victor E. Village


Design of a new 400 bed residence hall, an addition to the existing dining center, and new 100 bed themed housing facility on the campus of Fort Hays State University.
Gerit & Brad became Principals


After Jim retired, Gerit and Brad became part owners of the firm.
St. Isidore's Catholic Student Center


Renovation and addition to the St. Isidore's Catholic Church and Student Center. This facility is a cornerstone for the Catholic community in Manhattan and KSU.
Contact Us
- (785) 537-2553
- 2312 Anderson Ave, Manhattan, Kansas 66502