Our Messaging Architects

One of the biggest reasons customers choose Sendmail to help with their email and messaging infrastructures is our unrivaled experience. Our unique team of experts has implemented solutions for some of the world's largest enterprises and government organizations. While most IT managers are involved with 1-2 complex architectures during their entire career, our experts see 2-3 per month!

Robert Boucneau

As a customer before joining Sendmail in 2008, Bob Boucneau led his team in developing and implementing a fully redundant email transport system for a $1.6 billion dollar company with more than 100 offices in 40 countries. Beginning in 2006, Bob and his team re-engineered, prototyped, deployed, and managed a new Sendmail-based SMTP backbone that served all world-wide employees. For ten years prior, Bob was a third-party consultant, responsible for the design, implementation, and support of more than fifty Sendmail-based email systems in and around Denver, Colorado.
You can read his blog posts and podcasts here.

Michael Donnelly

Michael Donnelly has been involved in computing infrastructure and IT since 1991, specializing in integrating messaging infrastructure with directories. Early in his career, Mike worked at Sybase and Pixar Animation Studios where he helped make directory-driven infrastructure a reality. Before becoming an Application Solutions Architect with Sendmail in 2001, Michael ran the Sendmail IT infrastructure, managing email, directory, networking, and security infrastructure. Mike thrives on finding solutions for complex environments and his “wins” include secure deployments for military and government applications, high reliability / high performance solutions for aerospace, as well as successful solutions for large corporate customers.
You can read his blog posts and podcasts here.

Kin Fung

With over five years of email backbone solution design experience, Kin Fung is a key member of the EMEA team based in the UK. Kin has been involved with numerous major global customers - including Citi Bank, Deutsche Bank, BT, Orange, PWC, and UTC - helping them re-architecture their systems to improve and modernize their email backbone. With his extensive experience and background in programming, System Analysis, and Business Process Management, Kin is able to effectively understand and solve his customer’s challenges, unique requirements, and goals; ultimately helping to design a backbone architecture which is efficient, resilient, and generates a high ROI with accelerated time to value.

David Gillam

David Gillam has over 20 years experience in both small and large messaging environments. He understands the mission critical nature of email to today’s businesses, and designs security, fault tolerance, and redundancy into each architecture solution. While working with a US defense contractor with a worldwide presence, David and his team implemented a series of changes to increase availability, disaster resistance, and filtering effectiveness - from ~50% to 99.98% - with no noticeable downtime for the email service. Most recently, David and his team replaced the entire email infrastructure of this same defense contractor with the Sentrion messaging platform - across 4 time zones - in a way that was transparent to all customers and resulted in a 35% savings in power/cooling, a 50% savings in rack space, a 60% increase in email capacity, and a filtering cost benefit of approximately $10/user per month.

Boris Kleint

Boris Kleint - a Sendmail messaging solutions architect since 2000 - has spent his tenure developing highly customized implementations for mail routing and message policies throughout Germany, Switzerland, and the UK. He specializes in major, large scale Sentrion deployments. Prior to Sendmail, Boris gained expertise through extensive work in sales engineer network management, systems management, as well as commercial data center experience as a Systems Programmer.

Jeff Kopko

An ultimate Sendmail road warrior, Jeff Kopko spends between 60-70% of his time on the road helping customers get the most utility and ROI from their messaging infrastructures. Jeff’s expertise encompasses everything from SMTP email routing and delivery to AV- and AS-filtering, DLP (Data Leak Prevention), DoS (Denial of Service attacks), TLS encryption, DKIM (Domain Keys Identified Mail) signing, and LDAP (Lightweight Directory Access Protocol) based email address recipient validation services. Large enterprises throughout the United States and Canada have relied on Jeff to fine-tune their systems for maximum performance and immediate payback.

Chris Meidinger

With a long background at the confluence of messaging and network security, Chris Meidinger holds numerous professional certifications, including Microsoft Certified System Engineer and Certified System Administrator and GIAC Certified System and Network Auditor. Prior to joining Sendmail and taking on responsibility for solution design and technical pre-sales in the Nordics, Benelux, and central Europe, Chris advised start-up enterprises, securing both public and private sectors. His expertise includes a strong working knowledge of Internet messaging, network management, penetration testing, security and network auditing, security implementation, and incident response. Traveling extensively throughout Europe to many of the top companies on the continent, Chris is known for making the impossible happen - successfully and on time.

Toni Offermanns

For the past eight years, Toni Offermanns has been a key player on the Sendmail Technical Services team. Based in Germany, he manages the professional services, pre-sales, and technical support team for EMEA and has led sales efforts to secure large enterprise customers including Credit-Suisse, T-Systems Switzerland, Miele, Vodafone Global, AGIS (Allianz Group Information Service), REWE Germany, and many others. Toni serves on the product steering committee, responsible for the design and initial development of new products such as the Sentrion Open Edition, an open email appliance, and Sendmail Nagios monitoring enhancement.

Gregory Shapiro

Vice President, Engineering and Chief Technology Officer

In his tenure at Sendmail, Shapiro has held prominent roles in the engineering, information technology, and business development departments, each time bringing the highest level of expertise and leadership to projects. After four years of leading Sendmail's products in production, he returned to improving those solutions, first in the business development group researching and evaluating partner products for the Sendmail Message Processing Engine and most recently as the engineering group's chief architect.
Prior to Sendmail, Shapiro began his professional career as a systems administrator for Worcester Polytechnic Institute (WPI) after graduating from WPI with a degree in Computer Science in 1992.
Shapiro is a FreeBSD committer, has served as program committee member for BSDCon 2002, and program chairman for BSDCon 2003. In addition, he has contributed to the past three editions of the O'Reilly sendmail book.
You can read his blog posts here.

Ozi Suemasa

Nobuhiro “Ozi” Suemasa helps bring Sendmail expertise to the Land of the Rising Sun. Based in Tokyo, Ozi has more than 15 years of open source sendmail and commercial Sendmail experience, having designed and implemented numerous large email systems for ISPs, xSPs, and large enterprises throughout Japan. An experienced programmer, Ozi is fluent in Windows, Linux, UNIX, and C/C++, and was a key contributing member of the Japan Email Anti-abuse Group (JEAG) which recommended the implementation for Sender Authentication Technology. Ozi has also written numerous articles on topics such as email system technology, Anti-Spam, and Sender Authentication (DKIM, SPF, SenderID) for various IT magazines and websites.

Ranell Winchester

With over 24 years of sendmail open source experience; Ranell Winchester helps enterprises starting out as open source users successfully migrate to Sendmail appliances. At the University of Maryland, Ranell managed over 1000 UNIX boxes, including email servers in 40 departments. She also worked for an aerospace firm with one of the first deployments of STARTTLS, SMTP-AUTH, and LDAP-based routing. Ranell has been a consultant to several defense contractors and government agencies on email and encryption. She joined Sendmail Professional Services in 2000, and has a strong background in encryption, authentication and authorization, directory services, DNS, large scale system administration, and SMTP.

Christophe Wolfhugel

Christophe Wolfhugel, who is an integral part of the EMEA team and based in London, has been involved with mail systems, particularly Sendmail, since 1990. He has designed and deployed complex messaging infrastructures for major customers in the industry and banking sectors across Europe and the U.S. Prior work experience gained Christophe expertise not only on applications, but also with large enterprise IP networks. During the 1990s, Christophe co-founded the first French professional ISP, Oléane, which was subsequently acquired by France Telecom. There, he designed his first large email platform with opensource sendmail. He has also worked as a Network and Systems Engineer at Institut Pasteur, and as a security consultant for HSC, where he implemented Sendmail-based email filtering.