10 Simpson Manufacturing engineering leaders
Vice President of Engineering, Director of Product Engineering and Director - Engineering Operations are among the roles held by these ten Simpson Manufacturing engineering leaders. A reader can learn how engineering leaders work at Simpson Manufacturing from people who have held the role.
Professionals to explore
Adam Tillinghast
LinkedInExperience: Director of Research & Development · Simpson Strong-Tie
Adam Tillinghast has been Director of Research & Development at Simpson Strong-Tie since March 2024, based in the Nashville area. Adam Tillinghast was Manager, Engineering Research and Development there from 2022 to 2024, Engineering Manager - Fastening Systems, North American Products from 2021 to 2022 and Senior R&D Engineer at Simpson Strong-Tie from 2019 to 2020.
Carl Scheffel, PE
LinkedInExperience: Director of Engineering Services · Simpson Strong-Tie
Carl Scheffel has been Director of Engineering Services at Simpson Strong-Tie since December 2011, based in Baltimore, Maryland, and the profile headline reads Director of Engineering Services. Carl Scheffel was President & Owner of Fox Industries, Inc. from 1970 to 2011.
Darren Conrad
LinkedInExperience: Director, Enterprise Services · Simpson Strong-Tie
Darren Conrad has been Director, Enterprise Services at Simpson Strong-Tie since August 2023, based in the Austin, Texas area, where the profile says the role manages Engineering Services teams. Darren Conrad was Engineering Manager, Truss at Simpson Strong-Tie from 2016 to 2023 and ES Engineer there from 2012 to 2016, and was Engineering Specialist at the Texas Department of Insurance from 1997 to 2004.
Fred Tai
LinkedInExperience: Director, Branch Engineering - Canada · Simpson Strong-Tie
Fred Tai has been Director, Branch Engineering - Canada at Simpson Strong-Tie since January 2021, based in the Greater Vancouver area. Fred Tai was Branch Engineering Manager - Canada there from 2015 to 2021, ICI Sales Manager - Canada from 2012 to 2015 and Branch Engineer at Simpson Strong-Tie from 2003 to 2012.
Guy Anderson
LinkedInExperience: Vice President of Engineering · Simpson Strong-Tie
Guy Anderson has been Vice President of Engineering at Simpson Strong-Tie since February 2024, based in Ashland, Oregon. Guy Anderson also held Director of Engineering Operations there from 2017 to 2024 and Manager of Engineering Technology from 2014 to 2024, and was Research and Development Laboratory Manager at Simpson Strong-Tie from 2002 to 2007. The profile describes a licensed California and Oregon civil engineer working in research and development, structural engineering and code committees.
Louay Shamroukh, S.E.
LinkedInExperience: Director, Engineering, Northwestern U.S. · Simpson Strong-Tie
Louay Shamroukh has been Director, Engineering, Northwestern U.S. at Simpson Strong-Tie since April 2021, based in Stockton, California. Louay Shamroukh was Engineering Manager, Northwestern U.S. at Simpson Strong-Tie from 1999 to 2021, and the profile describes a licensed structural and civil engineer in California.
Marlou Rodriguez, S.E.
LinkedInExperience: Director of Product Engineering · Simpson Strong-Tie
Marlou Rodriguez has been Director of Product Engineering at Simpson Strong-Tie since February 2024, based in Naperville, Illinois. Marlou Rodriguez was Director Of Engineering, Research and Development there from 2022 to 2024, Director Of Engineering, Concrete Construction Products from 2021 to 2022 and Anchor Systems Engineering Manager at Simpson Strong-Tie from 2016 to 2021.
Marty Downs
LinkedInExperience: Director - Engineering Operations · Simpson Strong-Tie
Marty Downs has been Director - Engineering Operations at Simpson Strong-Tie since April 2024, based in Ashland, Oregon. The profile headline reads Engineering Operations Director, with focus areas listed as AI-First Product Systems, Deterministic Architectures, Product Leadership and Digital Engineering.
Shane Vilasineekul
LinkedInExperience: Director of Engineering, Northeast US · Simpson Strong-Tie
Shane Vilasineekul has been Director of Engineering, Northeast US at Simpson Strong-Tie since January 2008, based in Columbus, Ohio. Shane Vilasineekul was Branch Engineer at Simpson Strong-Tie from 1999 to 2008, and the profile describes a structural engineer experienced in light frame commercial and residential construction.
Tim Kaucher, P.E.
LinkedInExperience: Director of Engineering, Southwest U.S. · Simpson Strong-Tie
Tim Kaucher has been Director of Engineering, Southwest U.S. at Simpson Strong-Tie since March 2013, based in the Los Angeles area. Tim Kaucher was Branch Engineer at Simpson Strong-Tie from 2006 to 2013, Associate Civil Engineer at the County of Los Angeles Department of Public Works in 2006 and Sr. Civil Engineering Assistant there from 2001 to 2006, and the profile lists an executive certificate in leadership.
Choose the right perspective
Match the person's scope, such as a regional branch engineering team, product engineering, research and development or engineering services, to the decision you face. Check when each person started the current role to judge how recent their view is.
Questions to take into the conversation
- 01What did you change first when you took on your engineering role, and why?
- 02How do you decide which product or code questions your team answers and which go back to product groups?
- 03What has your own work taught you about supporting structural engineers and builders across regions?
Reaching Simpson Manufacturing engineering leaders
How can I contact one of these Simpson Manufacturing engineering leaders?
Pick one of the 10 people on this page and choose "Book a paid call", or describe your project to find others. You offer a fee for a 15-minute call or a written answer, Instant Expert finds the person's work email and sends the invitation, and they decide whether to accept. The list covers 1 company: Simpson Strong-Tie, based on profile data retrieved on October 23, 2026. Being listed here doesn't mean someone has agreed to take calls.
How much does it cost to reach Simpson Manufacturing engineering leaders?
You choose the offer, starting at $5 per person. The offer is what the person receives, and Instant Expert's fee is added on top, so a $100 offer costs you $125. The fee is 20% of what you pay. You're charged only when the person books the call or sends the answer.
What if they don't reply?
You pay nothing. Instant Expert sends follow-up reminders, and if the person hasn't booked or answered within 7 days, the request expires and any hold on your card is released. You can invite several of the 10 people on this list at once and cap your total spend, so you pay only for the ones who accept.
Can an AI agent ask one of these Simpson Manufacturing engineering leaders a question?
Yes. An agent with a USDC wallet on Base can ask one question without an Instant Expert account. It names the person, for example by the LinkedIn URL on this page, and pays per ask over x402 (HTTP 402). The person answers in writing or by voice note, and if nobody answers within 7 days, the payment goes back to the wallet automatically. Claude and ChatGPT can do the same through the Instant Expert connector: setup is at /docs/mcp for Claude and /docs/chatgpt for ChatGPT. x402 docs
About this directory
This is a professional research starting point based on business profile data retrieved on . Titles and companies reflect that source snapshot; roles marked former had ended by then. Check the linked profiles for current details. Inclusion does not imply Instant Expert membership or availability.
Request a correction or removal