FROM ARCHITECTS
TO INVESTIGATORS
NEXUS is a growing team of hands-on thought leaders changing the building science landscape. Our Principals and Project Managers are licensed architects and engineers with over 100 years of combined specialty experience.
After seeing failures between plans and construction delivery, NEXUS was compelled to evolve from asking the questions to uncovering the crux and delivering the solution for advanced building envelope design.
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OUR TEAM
Todd wolf
MANAGING PRINCIPAL
253-606-3637
Todd has managed the design and renovation of municipal, commercial, retail, and healthcare facilities for over 25 years. He is experienced in condition assessments, roof evaluations, roof replacement design, materials installation, and air barrier systems testing. He oversees field testing, building envelope investigations, and facilitates communication between clients, contractors/manufacturers/consultants to define sustainable and cost effective solutions.
CxA+BE, BECxP, ITC-2
dani ittner
PRINCIPAL
253-495-8544
Dani has over 20 years of experience as an architect, with the last five years focused on building envelope design. She is a technical thinker, providing envelope design consulting, energy code analysis, and Independent Technical Reviews for Architects, Owners, and Contractors. She oversees all aspects of design work produced by NEXUS, including detailing, thermal and hygrothermal modeling, specifications, and permitting.
NCARB
John Bryant
PRINCIPAL
Dr. John Bryant is the principal in charge of engineering operations including forensic, geotechnical, geo-structural, and geophysical modeling and testing.
Dr. Bryant coordinates the operations of the company with other affiliated technical experts when required. He has provided expert witness testimony in over 300 arbitrations and court cases over the past 25 years.
Dr. Bryant’s expertise includes soil-structure interaction, geophysics, and hydrological modeling. Noteworthy projects include Millennium Tower, State Highway 130, and Allen Eagle Stadium.
PH.D., P.G., P.E., CPG, D.GE, M.ASCE, F.PTI
Jeff Garrison
BUILDING ENCLOSURE DIRECTOR
713-204-0703
Jeff Garrison has over 25 years of experience in investigating, designing, and repairing roofing, waterproofing, and exterior cladding systems. His project work has included all types of low-slope roofing systems, architectural and structural metal panel systems, and steep slope roofing applications. Mr. Garrison has experience with below-grade waterproofing, including hot-fluid applied systems, single-ply membrane systems, and bentonite waterproofing.
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PE
ALLEN ZAVOSH
BUILDING ENCLOSURE SPECIALIST
253-325-1207
Allen is a Professional Engineer registered to practice in the Province of British Columbia, Canada. He studied at the University of Toronto and obtained his Bachelor of Science in Civil Engineering in 1996. After obtaining his engineering degree, Allen gained experience from the ground up touching on civil and geotechnical practice before entering in to building science in 2001 as a building envelope engineer.
At NEXUS, Allen is a Senior Building Envelope Specialist. He will utilize his more than 20 years as a project manager and envelope consultant to manage new construction, building envelope commissioning, assessments, and forensic investigation projects.
P.Eng.
michael drexler
BUILDING ENCLOSURE SPECIALIST
253-432-2937
Michael’s technical expertise has been shaped by his ground-up building envelope background and natural ability to grasp concepts quickly. He has 15 years of experience in the building science industry, including extensive training in building forensic investigations. Michael's unique perspective comes from being a building envelope consultant, contractor and roofing manufacturer technical representative.
CEI, ITC-2, sUAS PILOT
LAWRENCE KITCHEN
BUILDING ENCLOSURE SPECIALIST
Lawrence comes from a more than 20-year background in the building enclosure industry. After attaining his Bachelor of Arts in Architectural Design, he began his envelope career drafting for a building enclosure consultant. Since then, Lawrence has built on that experience in the field and in the design chair working his way up to project management.
His experience includes performing investigations of existing building failures, communicating with his clients on their remediation needs, following through with remediation design, designing enclosure systems for new construction, managing and observing quality control during construction of remediation and new-build, and testing the installed systems for failures. Furthermore, his background spans the nuances of the commercial, multi-family, k-12, and higher education industries. As a project manager, Lawrence’s strengths include client-focused communication and a schedule-oriented attitude.
253-346-7961
RRO, RBEC, ITC-1
JONATHAN ROWAN
BUILDING ENCLOSURE TECHNICIAN
253-439-8929
Jonathan is a jack-of-all trades technical expert responsible for managing the technical capabilities of NEXUS, including performing field testing and forensic investigations (both non-invasive and invasive). As an FAA-certified sUAS (drone) pilot, Jonathan is able to perform roof investigations and condition assessments of dangerous conditions without needing to be on the facility.
CBST-2, sUAS PILOT
Andrew Layman
BUILDING ENCLOSURE DESIGNER
509-906-1156
Andrew is an architectural designer with experience primarily in envelope services. He studied at Louisiana State University and obtained his Bachelor of Architecture in 2016. After obtaining his degree, Andrew has been working in the building envelope field providing design, detailing, specifications, construction administration, and assisting in building assessments.
At NEXUS, Andrew utilizes his 7 years of experience to assist in new construction, building envelope commissioning, and remediation design projects as a Building Envelope Designer.
Mary Bruenn
MARKETING MANAGER
253-205-4697
Mary’s primary focus is marketing so the rest of the team can focus on their work and meeting client needs. Outside the office she enjoys hikes, binge-watching sci-fi shows, and game nights with friends.
NEXUS Credentials & certifications
With FAA-certified drone pilots on staff, as well as Level II Infrared (IR) Thermographers, NEXUS offers their clients an industry-leading level of expertise. Below is a list of certifications and credentials held by NEXUS personnel: ​
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Licensed Architects
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Licensed Engineers
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Building Enclosure Commissioning Process Provider (BECxP)
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Commissioning Authority + Building Enclosure (CxA+BE)
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Aerial Boom Lift & Scissor Lift Operator Certification
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IR Level II Thermographer (Infrared Training Center)
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FAA Certified sUAS Pilot
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Registered Building Envelope Consultant holding the following: RBEC, REWC, RWC, RRC, RRO
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Certified Fall Protection/Rescue Authorized (GRAVITEC)
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ABAA Certified Auditor
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OSPI Level 2 Building Condition Assessment Certified