(727) 323-7040


Carl D. Miller


Carl Miller enjoys living in Florida, and working as a glazing subcontractor since 2005, mostly in the Tampa Bay area. Licensed as a GC in two states now (after 30 years in his own companies in three states), he guides the direction and ensures the implementation of the business plan.

By supporting the very competent project managers and foremen on the Tab Glass teams, he monitors the glazing scope completion to the satisfaction of our customers, mostly General Contractors and Construction Managers, and their customers. He strives daily to maintain the efforts to deliver the best work in place, on time at the time.

Connections to business related groups like ABC, BOMA, and GCBX guarantee exposure to the marketplace, while involvement with the St. Petersburg Kiwanis Club and the charitable endeavors of various foundations round out his community effort. Special causes continue to be the St Petersburg Free Clinic and the Clearwater Free Clinic.

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Kristin Thomas

Vice President of Operations

After completion of a BS in Business Administration, Kristin quickly jumped deeply into Tab Glass' infrastructure. Rewriting the purchasing procedures she consequently fell in love with the industry which aided her in her Purchasing Manager role for years. Now as the VP of Operations, Kristin handles our service department, all purchasing and the daily scheduling of internal resources: Employees, Materials, and a fleet of over 20 vehicles. While overseeing the office she has gained significant subcontracting operational experience to include contract review and insurance requirements. She works hand in hand with our PM's and finance manager to assess project expenses, forecast monthly costs, and handle all owner direct purchase orders.

Kristin is our on staff LEED AP BD+C and active member of the United States Green Building Council's Florida Gulf Coast Chapter. She can be your point of contact for any and all LEED specific questions.Under her belt with Tab are over 30 completed LEED projects ranging from "Certified" to one achieving a "Platinum" rating in 2012.

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John Koskosky

Senior Estimator/Project Manager

Over 32 Years in Glass & Glazing experience. Specializing in Metal Systems including Storefront, Curtainwall, and Aluminum Windows.

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Bryan Phifer

Project Manager

Bryan Phifer comes to TAB as a well-rounded project manager with over eight years of commercial general contracting experience, along with two years specifically in the glazing field. He also comes to the table with an engineering background from Purdue University, this along with his general construction knowledge helps him in the day to day technical aspects of this industry.

While at Tab Glass & Window, Bryan has assisted the Senior Project Managers in overall project scheduling, development, coordination and processing the proper construction documents, all while reaching project milestones.

Along with his new favorite sport of road biking, Bryan is an avid certified scuba diver.

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Mark Avery

Finance Manager

A BA in accounting and close to 30 years of accounting experience with 20 years in the construction industry has given Mark exposure to a large number of contractors, vendors and their requirements. Mark works with the Tab Project Managers to create statement of values, and monthly billings. He is also responsible for lien releases, certified payrolls, and various other documents as needed such as W9's, and monthly incident reports.

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Levi Bender

Production Foreman / Quality Control

Levi came to Tab Glass with glazing, machine and CNC operation experience back in 2002.

At Tab he has led dozens of projects in the field that included the installation of windows, storefront and curtain wall systems. Levi is very familiar with YKK, EFCO, Kawneer, Vistawall, US Aluminum, and Winco Windows systems. He brings to the table commercial door hardware knowledge from years of installation, replacement and repair work.

Levi currently oversees our fabrication department and is our main CNC programmer.

He is OSHA 30 certified and has completed air and water infiltration training, along with field water testing and chamber testing training through Architectural Testing Inc in Tampa.

James Sevebeck

Senior Foreman - Field

Aside from James' many years gaining general construction knowledge, he has specifically worked within the glazing industry for 28 years installing and overseeing projects. Some of his product installation experience includes impact and non-impact storefront, curtain wall, ribbon wall, slope glazing, windows, revolving doors, Herculite doors, glass handrails and guardrails-both commercial and residential. He has worked all across the state of Florida participating on several high-profile projects including USF Building, Sea World and the John and Mable Ringling Museum of Art.