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About Our Sales Personnel & Customer Service

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Your go-to guy

Life is made easier with our one point of contact process.  When you work with SFI, you get to know the Regional Manager assigned to your geographical areaWith the assistance of a Project Manager, they will take you through your tank project from concept to completion, each and every time.

Not your typical sales team, our Regional Managers are your solution providers.  They have the technical knowledge and decision-making power to keep your project moving from order placement through engineering, production and delivery.

With one point of contact for everything, your time isn’t spent tracking down answers, which allows you to focus on your own work!

Regional Manager Responsibilities

  • Customer’s main contact
  • Reviewing specs, looking for the best solution to customer needs
  • Estimating projects
  • Creating formal proposals
  • Offering alternatives
  • Negotiations
  • Processing orders and change orders
  • Kick-off meetings and coordination between all departments
  • Liaison between the customer and SFI


Supporting the Regional Managers

Your regional manager is your main point of contact and they have staff that supports them (and our customers) on a day-to-day basis.

  • Project Managers assist the Regional Managers to ensure projects run smoothly and efficiently and provide customer service. 
  • The Sales Department Administrative Assistant types the quotes and orders for the RMs and is available to help should the need arise.
  • Our Office Manager is another resource to provide the necessary information should you have an urgent need. 


Replacement Parts Sales

To allow the RMs to focus on their customers’ tank projects, replacement parts are handled separately in the Parts Department by Kaylor Walker, the Parts Sales Specialist, who is responsible for quoting, processing orders and shipping the parts.

As with tank projects, you will have one point of contact for your replacement parts needs. 

Click here to request a parts quote or information.


SFI Sales Territory Color Key

Stainless Fabrication Replacement Parts Sales Region

West Kyle Sawyer
Northwest Central Joe Mizell
Midwest Mark Donnell
Southeast &
Darin Wallace
Northeast & Florida Bill Stovall
Central - East & Texas Don McKee

Canada (Western)

Joe Mizell

British Columbia
Northwest Territories
Yukon Territory

Canada (Eastern)

Bill Stovall

New Brunswick
Nova Scotia
Prince Edward Island

Meet the SFI Staff

Keith Mizell

Keith Mizell, Sales Manager

Keith began working at SFI in 1990 as a shop welder and field fabricator. In 1994, he became the Layout Designer for the engineering department and since 2000, Keith has been responsible for sales in the central territory for all industries served by SFI with emphasis on new markets and specialized equipment. He also handled sales and project management of spray dryers and associated equipment. Keith was promoted to Sales Manager in 2018 and brings abundant knowledge and experience to the position. 

Joe Mizell

Joe Mizell, Regional Manager - Northwest Central Territory and Western Canada

Joe came to SFI in 2000 as a field craftsman and was promoted to Field Supervisor in 2003. In 2005 he took a position in our shop facility until 2007 where he joined the Sales Department as an estimator and component sales. In 2010, he was promoted to Regional Manager and is now responsible for both a territory and key accounts in the Midwest, Western Canada, and Puerto Rico. Joe’s career with SFI has given him hands-on experience in all areas of our business with an emphasis on field-fabricated equipment. Some of Joe’s skills include new business development, estimating, sales, contract negotiations, project management, construction management, project planning, and scheduling.

Darin Wallace

Darin Wallace, Regional Manager - Southwest and Southeast Territory

Darin started at SFI in 1987 and worked in many capacities for the company through 2001 including working as a field welder, shop welder, field service technician, CAD Designer, and Regional Manager responsible for a sales territory. After leaving SFI to pursue other opportunities, Darin returned in 2009 as a Regional Manager specializing in selling freezer enclosures, as well as managing a territory in the southeast serving all industries.

Bill Stovall

Bill Stovall, Regional Manager - Northeast Territory, Florida, and Eastern Canada

Bill joined SFI in 2008, bringing with him over 26 years of prior industry experience including tank design, project management, sales, and contract negotiation. He is responsible for SFI’s Northeast territory, Florida and Eastern Canada. Bill has extensive tank and vessel experience in the pharmaceutical, brewing, food, and beverage industries and is an active member of the ISPE (International Society for Pharmaceutical Engineering) organization. Bill is well versed in vessels for all industries served.

Mark Donnell

Mark Donnell, Regional Manager - Midwest Territory

Mark has worked in the stainless steel equipment industry since 1996. He started at SFI in 2012 as a Project Manager and in 2014, he was promoted to a Regional Manager in Tank Sales with a territory consisting of eight states. Since that time, Mark has worked with customers from all industries with emphasis on chemical, beverage/spirits, and pharmaceutical vessels. Mark has a Bachelor’s degree in Marketing from Missouri State University.

Don McKee

Don McKee, Regional Manager - East-Central and Texas Territory

Don spent the past 30 years working in the sanitary process industry.  He started at SFI in April 2023 and brings a wealth of knowledge having worked with both distributors and process equipment manufacturers.  His roles over the years included project sales and management, purchasing, inventory control, order processing and new business development.  These skills well prepared Don to manage his territory and work closely with customers, vendors and coworkers.

Tony Yarham

Tony Yarham, Project Manager

Tony had previous tank experience and began his career at SFI in 1990 as a CAD Designer. He was soon promoted to Assistant Engineering Manager and eventually took over the role of Engineering Manager. In 2011, Tony accepted a position as Project Manager for the Sales Department. In this role, he works closely with customers, sales staff, and other departments, as projects move from order placement to shipment and beyond. Tony also served as interim Safety Manager in 2011 and 2012.

Stuart Johnson

Stuart Johnson, Project Manager

Stuart started at SFI in 2007, working as an Engineering Designer. He is highly experienced in 2D and 3D CAD design. He worked in Layout for five years, providing Bills of Materials to Purchasing and Cut Sheets to Production. He accepted the position of Project Manager in October 2016. Stuart's engineering experience has equipped him well to work with our sales team and customers in a project management role.

Kaylor Walker

Kaylor Walker, Project Manager

Kaylor came to SFI in January 2017.  He spent the first two years as a Warehouseman in Shipping/Receiving, handling materials, consumables and their related safety data sheets (SDS).  Kaylor moved to Preprocessing in 2018, running the head bumper.  In 2019, he took over duties as Warehouse Yardman, responsible for loading/unloading inbound and outbound trucks and keeping the freight organized.  In June 2021, Kaylor joined the Sales Department by accepting the position of Project Manager, allowing him to utilize his organizational and customer service skills.

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