Caulking and Sealant Services

Protect commercial building envelopes with dependable caulking and sealant services from Century Contracting Corporation. Our experienced exterior wall team supports general contractors, architects, and property managers with solutions that help address air leakage, moisture intrusion, and façade movement. Serving the Mid-Atlantic region, we coordinate carefully with surrounding EIFS, weather barrier, and exterior wall systems for cohesive project results.

Commercial crew applying sealant along an exterior building joint

Our Caulking and Sealant Services

Exterior joint protection and envelope support coordinated with commercial wall assemblies, weather barriers, and façade systems.

Exterior Caulking

Apply exterior-grade caulking at façade joints, penetrations, transitions, and other vulnerable areas to help manage moisture and air movement across commercial building envelopes.

Mastic Sealants

Install mastic sealants where flexible, durable joint protection is required, coordinating application details with surrounding exterior wall systems and project specifications.

Joint Weatherproofing

Support weather-resistant exterior assemblies with sealant work at system interfaces, helping protect building surfaces from water intrusion and uncontrolled air leakage.

Envelope Protection

Seal Exterior Joints With Confidence

Effective caulking and sealant work helps close vulnerable joints, transitions, and penetrations across commercial exterior walls. Century Contracting Corporation brings more than 30 years of exterior wall experience to projects throughout the Mid-Atlantic region, coordinating sealant applications with EIFS, air and weather barriers, stone, and wall panels to support durable, cohesive building-envelope performance.

Worker sealing a commercial exterior wall joint
Built Around Your Project

Why Choose Century Contracting Corporation?

Experienced exterior wall specialists bring coordinated project oversight and dependable commercial workmanship.

Proven Experience

More than 30 years of commercial exterior wall contracting experience supports informed project coordination.

Certified Workforce

A large AWCI EIFSmart-certified workforce supports consistent execution across Mid-Atlantic commercial projects.

Project Oversight

Experienced project managers, superintendents, and foremen coordinate work from mobilization through cleanup.

Schedule Focused

More than a dozen crews provide workforce flexibility aligned with project manpower and schedule demands.

Meet The Leadership Team

Experienced leaders guide commercial exterior wall projects with professionalism, integrity, and fairness.

Portrait of Rob Lobi, Jr., President and Estimating Lead

Rob Lobi, Jr.

President/Estimating

Rob Lobi, Jr. serves as President and leads Estimating at Century Contracting Corporation, bringing extensive leadership experience to the company's commercial exterior wall projects across the Mid-Atlantic region. With a career built on the company's 30-plus year legacy of quality craftsmanship, Rob oversees the strategic direction of the firm while ensuring accurate, competitive estimating for projects ranging from hospitals and hotels to schools and retail developments. His hands-on involvement in project scoping ensures clients receive precise, transparent proposals grounded in decades of industry expertise. Rob is deeply committed to upholding Century Contracting's core values of hard work, professionalism, integrity, and fairness. He works closely with general contractors and developers throughout the region, ensuring every project starts on solid footing with realistic budgets, timelines, and expectations that reflect the company's reputation for delivering exactly what is promised.

Portrait of Bob Lobi, Sr., Vice President

Bob Lobi, Sr.

Vice President

Bob Lobi, Sr. serves as Vice President of Century Contracting Corporation, contributing to over 100 years of combined management experience that has helped shape the company into a trusted Mid-Atlantic exterior wall specialist. As a senior leader, Bob plays a key role in guiding company operations, workforce management, and long-term strategic planning, drawing on decades of experience in the commercial contracting industry. His leadership has been instrumental in the company's growth from its founding to a firm with more than a dozen crews and over 100 AWCI EIFSMART-certified workers. Bob remains focused on maintaining the high standards of quality, professionalism, and integrity that have defined Century Contracting for more than 30 years. He is committed to ensuring every client, from general contractors to institutional developers, receives dependable service and lasting results across all commercial projects.

Portrait of Kelly Osborne, Chief Financial Officer

Kelly Osborne

Chief Financial Officer

Kelly Osborne serves as Chief Financial Officer at Century Contracting Corporation, overseeing the financial operations that support the company's continued success as a leading Mid-Atlantic commercial exterior wall contractor. With a strong background in financial management, Kelly ensures the organization maintains the fiscal stability and operational efficiency needed to complete over one million square feet of EIFS, stucco, stone, and wall panel installations annually. Her expertise supports strategic planning, project budgeting, and the company's ongoing growth across sectors including hospitals, hotels, schools, and commercial developments. Kelly is dedicated to upholding Century Contracting's mission of professionalism, integrity, and fairness in every financial decision. Her careful stewardship of company resources allows the firm to invest in workforce training, safety certifications, and quality materials, ensuring clients receive reliable service backed by a financially sound and well-managed organization.

Portrait of Jeff Ohlin, Project Manager

Jeff Ohlin

Project Manager

Jeff Ohlin is a Project Manager at Century Contracting Corporation, where he oversees commercial exterior wall installations from mobilization through final cleanup. Jeff coordinates closely with superintendents, foremen, and certified crews to ensure each project involving EIFS, stucco, stone, or exterior wall panels is completed on schedule and to the highest quality standards. His role is central to the company's goal of ahead-of-schedule delivery with zero punch-list items, serving clients such as commercial general contractors and developers throughout the Mid-Atlantic region. Jeff brings strong organizational and communication skills to every project, ensuring safety protocols including OSHA and CPR certifications are followed at all times. He takes pride in representing Century Contracting's long-standing reputation for professionalism and integrity, working diligently to exceed client expectations on projects ranging from schools and offices to hospitals and retail buildings.

Portrait of Eric Leto, Project Manager

Eric Leto

Project Manager

Eric Leto serves as a Project Manager at Century Contracting Corporation, guiding commercial exterior wall projects throughout the Mid-Atlantic region with a focus on quality, safety, and timely delivery. Eric manages day-to-day project logistics, coordinating with crews certified in AWCI EIFSMART standards to install EIFS, stucco, stone, and weather barrier systems for clients including hospitals, hotels, apartments, and office buildings. His attention to detail and proactive communication help ensure each project meets Century Contracting's reputation for award-winning, on-schedule work. Eric is committed to the company's core values of hard work and integrity, working alongside experienced superintendents and foremen to maintain rigorous safety standards and craftsmanship on every job site. He values building strong relationships with general contractors and developers, ensuring that client expectations are not only met but consistently exceeded throughout the project lifecycle.

Frequently Asked Questions

What does a caulking contractor do?

A caulking contractor applies sealants at joints, gaps, penetrations, transitions, and other interfaces where building components meet. On commercial exterior wall projects, this work can support weather resistance, air control, and coordinated façade performance. The appropriate product and application method depend on the joint conditions, surrounding materials, project specifications, and the role the sealant plays within the building envelope.

What is the difference between a caulk and a sealant?

What is a mastic sealant contractor?

How much to charge for exterior caulking?

What is the best caulking for outside use?

What is the best caulk for weatherproofing?

How long does caulking need to dry before it rains?

How long does caulking last outside?

Still Have Questions About Sealants?

Talk with Century Contracting Corporation about your commercial exterior wall scope.

Mid-Atlantic Service Area

Century Contracting Corporation supports commercial exterior wall projects throughout the Mid-Atlantic region.

Mid-Atlantic region

Service Area

Commercial Projects

Project Focus

Lorton, Virginia

Local Base

Planning A Project In The Region?

Share your scope and project details with the Century Contracting team.

Certified & Recognized

Awards and Recognition

EIFS Industry Members Association membership recognition

EIFS Industry Members Association (EIMA)

Century Contracting Corporation is listed as a member.

AWCI EIFSmart-certified workforce recognition

AWCI EIFSmart-certified workforce

Workforce certification supporting EIFS installation expertise.

OSHA 10-certified personnel recognition

OSHA 10-certified personnel

Personnel certification supporting workplace safety practices.

Class A Licensed Contractor credential

Class A Licensed Contractor

Business license held by Century Contracting Corporation.

Parex Medallion applicator certification

Parex Medallion Applicator

Parex Medallion applicator certification held by the company.

Discuss Your Caulking And Sealant Scope

Send your project details to Century Contracting Corporation for a focused conversation about commercial exterior wall requirements.

Contact Us Today

For immediate assistance, feel free to give us a direct call at 1-703-339-6650. You can also send us a quick email at rob@centurycontractingcorp.com.