The AVI Advantage
Unlike typical engineering firms, we offer the additional advantage of truly personal and highly collaborative project support. Since our founding in 1979, our service model includes individualized, hands-on attention from our principals to ensure engineering excellence, a successful project outcome and uncompromised client satisfaction.
MEET THE PRINCIPALS
AVI’s nine principals bring extensive experience across a wide range of engineering disciplines and project types. Supported by a team of seasoned engineers, AVI approaches every project with a client-focused mindset and a commitment to practical, efficient solutions. From initial planning and design through permitting, bidding, and construction support, AVI’s leadership team delivers successful engineering solutions tailored to each project’s specific needs, budget, and schedule.
Brad Emmons, AICP.
Brad began working at AVI in 2006 and earned his professional planner certification in 2009.
Tom Kent, P.E.
Tom became an engineer in 1996 and he has spent his entire professional career at AVI.
Adam Deschler, PLS.
Adam was certified as a registered land surveyor in 2003 and he joined AVI in 2010.
Tristan Cordier, P.E.
Tristan started his career at AVI in 2012 and earned his professional licensure in 2016. He joined the ownership group in 2018 and is now a Principal and Project Manager.
Trey Rinne, P.E.
Trey started his engineering career with AVI in 2013 and joined the ownership group in 2020.
Christine Johnson, P.E.
Christine has been with AVI since 2005, obtained her professional license in 2008 and joined the ownership group in 2020.
Blane Cowley, P.E.
Blane Cowley, PE began his career with AVI in 2019, obtained his professional licensure in 2023, and joined ownership in 2024.
Mark Christensen, AICP.
Mark Christensen began working as a planner in 2017 and earned his professional planner certification in 2021. He joined AVI as a partner in 2024.
Jake Wilson, P.E.
Jake began his career as an engineer at AVI in 2012, spent 6 years working in the public sector, and came back to work at AVI in 2024. Jake joined the ownership group in 2025.
Senior Project Managers
Dave Bumann, P.E.
Dave has been a licensed engineer since 1993 and has over 35 years’ experience in the engineering field. He joined the AVI team in 2021
Tom DeHoff, P.E.
Tom started his engineering career with the Wyoming Department of Transportation in 1990 and began working at AVI in 2025.
ENGINEERING EXCELLENCE
Our experienced multi-disciplinary teams include more than 30 engineers, surveyors, planners and technical support personnel who follow best practices and employ cutting-edge software and the most sophisticated technology available to successfully execute even the most complex projects.
Our Services
We specialize in the successful planning and execution of complex infrastructure and environmental projects that cross civil engineering sub-disciplines and require the highest levels of knowledge, skill and experience. Our expertise crosses many industry segments. But our full-service ability to help clients successfully navigate the entire process, from the planning stage through project completion, and even post-construction management, is what makes us special.
Engineering
Planning
Surveying
Construction Management
Owner’s Representation
Areas of Expertise
Infrastructure & Public Works
Site Design
surveying
planning & development
recreational facilities
residential
Data Centers
Urban Renewal & Tax Increment Financing
infrastructure & Public works
Our infrastructure and public services engineering and design services focus on delivering safe, functional and sustainable solutions that meet the needs of communities while balancing the priorities of project owners, residents, businesses and the broader public. From water and wastewater systems to streets, utilities and other essential infrastructure, AVI works to develop practical, cost-effective solutions that support long-term community needs and reliable public services.
- Sanitary sewer collection and rehabilitation
- Stormwater management and drainage design
- Street and roadway design
- Utility coordination and design
- Hydraulic modeling and analysis
- Water and wastewater system planning
- Site and infrastructure development
- Grading and drainage design
- Construction administration and inspection
- Infrastructure rehabilitation and improvements
- 3D digital terrain modeling
Site Design
Site design projects require thoughtful coordination of land use, utilities, drainage, access, and regulatory requirements to create functional, sustainable, and cost-effective spaces. Our decades of experience providing site planning, civil engineering, surveying, and construction management services for public and private developments throughout Wyoming, Nebraska, Colorado, and the Rocky Mountain region have made us experts at navigating complex site challenges and delivering designs that meet both project goals and community needs.
- Site planning and layout
- Grading and drainage design
- Utility design and coordination
- Stormwater management
- Roadway and access design
- Parking and circulation design
- ADA accessibility design
- Site surveying
- Permitting and regulatory coordination
Surveying
Our surveying team provides accurate, reliable data that serves as the foundation for successful planning, design, and construction projects. We combine field expertise, advanced technology, and a thorough understanding of project requirements to deliver dependable surveying solutions from initial planning through construction and closeout.
- Boundary and ALTA/NSPS surveys
- Topographic surveys
- Construction surveying
- Right-of-way surveys
- Utility locating and mapping
- As-built surveys
- Subdivision surveys and plats
- 3D digital terrain modeling
planning & development
Successful planning and development projects require a balance of community needs, long-term goals, regulatory requirements, and practical design. Our experience allows us to guide projects from initial planning through implementation, creating thoughtful, sustainable solutions that support growth and enhance quality of life.
- Comprehensive and master planning
- Land use planning
- Subdivision planning and platting
- Zoning and entitlement support
- Development review
- Economic development planning
- Community and stakeholder engagement
recreational facilities
AVI provides civil engineering, planning, and surveying services for recreational facilities that bring people together and enhance the communities they serve. From parks and trails to sports complexes and community amenities, our team helps clients navigate each phase of a project—from planning and site design through construction. We work closely with owners, architects, and contractors to create functional, accessible, and well-designed recreational spaces that meet community needs while staying practical and cost-effective.
- Site planning and layout
- Grading and drainage design
- Utility design and coordination
- Parking and access design
- Trail and pedestrian connectivity
- Athletic field and court design
- Stormwater management
- ADA accessibility
- Construction administration
residential
Residential development projects require thoughtful planning, efficient infrastructure, and designs that support the needs of growing communities. Our team brings decades of experience in site planning, civil engineering, surveying, and construction management to residential projects. We work closely with clients and communities to create practical, sustainable solutions that help turn development plans into successful neighborhoods.
- Site planning and design
- Grading and drainage
- Utility design
- Roadway and access design
- Subdivision planning
- Stormwater management
- Surveying
Data Centers
Data center projects demand precision, reliability, and a deep understanding of local conditions. AVI combines civil engineering, surveying, planning, and construction management expertise with firsthand knowledge of local infrastructure, regulations, utilities, and development processes. This local insight allows us to anticipate challenges, streamline coordination, and deliver efficient, buildable designs that support critical infrastructure and long-term performance.
- Site feasibility and due diligence
- Site planning and layout
- Grading and drainage design
- Utility coordination and infrastructure planning
- Access and roadway design
- Stormwater management
- Surveying and mapping
- Construction administration
Urban Renewal & Tax Increment Financing
AVI helps communities and developers turn redevelopment opportunities into successful projects through urban renewal planning and Tax Increment Financing (TIF). We assist with identifying eligible improvements, evaluating infrastructure needs, developing project concepts and costs, and coordinating with municipalities and stakeholders. By combining planning, civil engineering, and development expertise, AVI helps clients leverage available funding, reduce project risk, and support long-term community growth.
- Urban renewal planning
- Tax increment financing (TIF)
- TIF feasibility and analysis
- Development impact analysis
- Infrastructure funding strategies
- Public-private development coordination
- Community and stakeholder engagement