Cornell Roofing & Sheet Metal Co. has been a leader in Kansas City’s commercial construction industry since 1927. What’s the secret to staying in business for over 90 years? The answer lies within Cornell’s four key operating principles of integrity, dependability, quality, and responsibility. The company was founded on these values and the commitment to continually invest in innovation and equipment, and their most valuable asset – their employees.
This dedication to people and creating a positive, rewarding work environment is a key factor in Cornell’s longevity and gives the company a competitive edge in the field. Cornell Roofing & Sheet Metal’s leadership, professional staff, and highly skilled construction crews are experts in the commercial roofing and sheet metal trades. They have literally covered many of the most iconic and prominent commercial, healthcare, educational, government properties in the Kansas City region. Their knowledge and leadership in the industry have raised the bar for commercial roofing and sheet metal work in Kansas City.
“Promises made. Promises kept, since 1927,” is a phrase you hear often at Cornell. As a team, they are bonded in their commitment and collective promises to:
- Finish what they start, on time and on budget;
- Pay relentless attention to even the smallest detail;
- Use the very best products;
- Never cut one corner;
- Be the roofing and sheet metal company customers can depend on.
Being in business nearly 100 years takes a lot of grit, determination, and – most importantly – a culture where your team can thrive. Cornell Roofing & Sheet Metal Co. checks all those boxes. In continued efforts to recognize their talented team, Cornell will soon begin a series on social media in which a staff or crew member will be featured each month. Be sure to follow @cornellroofingandsheetmetal on Facebook, Instagram, LinkedIn and Twitter for these spotlight stories and to see some of Cornell Roofing & Sheet Metal’s featured projects in the Kansas City area.

Located on West Truman Road, the First Baptist Church of Independence, which has undergone renovating, traces its roots back over 120 years to 1896. As such, the church has been a part of American history and is listed on the Historic Registry.
Cornell’s Andrew Christ, joined the rest of the American Subcontractors Association (ASA), Board as part of a “DC Fly-In” to meet with House and Senate Congressional Members. Eight upcoming legislative issues concerning America’s subcontractors are on the agenda including; Retainage, Bid Listing, and Change Orders. According to Andrew, “During our fly- in, we met with nine Congressional Members, or their staffs, to inform them we support these issues as an organization.” Andrew added, “Members included; U.S. House Small Business Committee, three U.S. Senators, and four Members of the House of Representatives.”
Kirk Walters, JE DUNN LEED® Green Associate and Project Manager WAS feeling Lucky at The Builders Association Industry EXPO. He was all smiles as Mary McNamara, Cornell Roofing and Sheet Metal’s Owner, presented him with the Grand Prize, a 55” Hi-Def TV!

Supporting the industry has always been part of Cornell’s Mission & Vision as Cornell continues to play important rolls on numerous industry and civic boards.
Stop by Booth 60 at The Builder’s Association EXPO, drop a card and WIN! Grand Prize will be a 55” INSIGNIA TV! The Perfect addition to any Man Cave, Family Room or Covered Patio!
always enjoy the Builder’s Association Expo because it lets us take a break and just spend some time with old friends and make some new ones.” Said Mary McNamara, Owner and President of Cornell Roofing & Sheet Metal.