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bo ARCH L.L.C. was established in 2006 as a Limited Liability Company, we specialize in Construction Management of medium to large scale Municipal and Public sector Vertical and Horizontal projects.  


We understand how to interface with City Engineers, CIP Managers, Department Clients, and the Design Team to successfully deliver projects on-time, within budget and claims free.  bo ARCH is capable of fulfilling the demands of this contract, yet small enough to provide the dedication and personal attention deserving of Chieftain Village, Kingston, and Westwood Manor water mains. We take pride in our ability to maintain repeat clientele. 


bo ARCH is a multi-disciplined, professional services’ firm that goes the extra distance to secure our clients complete satisfaction through our two separate and distinct divisions:  

  • The Program/Construction Management Division, excels in medium to large scale New Builds and Renovations, in particular: Vertical construction, as well as Streets, Water lines, Waste lines and Parks projects, and also includes Cost Estimating and Assessment services.  

  • The Architectural Division, excels in the Design of small to medium New Builds, Additions, Renovations, Adaptive Reuse projects, CDBG Storefront projects and also includes Planning and Interior Design services. 




Current On-call Contracts

  • S.A.V.E. Maricopa County, through Baboquivari USD, Architecture and Engineering Services 2020-25 

  • Town of Gilbert Project Construction Management 2020-25 

  • City of Casa Grande Architecture and Project Construction Management 2021-2022 

  • City of Tempe Project Construction Management 2021-22  

  • Maricopa County Cost Estimating Services 2017-22 

  • S.A.V.E. Maricopa County, through Tolleson USD, Construction Management Services 2018-22 

  • City of Tolleson Architectural and Construction Administration 2019-21 

  • ProcureAZ State of Arizona, Architecture and Construction Administration Services 2020-21 

  • City of Chandler Architecture and Construction Management 2021-25  




David A. Bosak Sr., AIA, LEED AP

President | Principal Architect


Eduard Goheen, P.E.

Chief Estimator


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