Building
ProductsKnowledgeRelationships

Building
ProductsKnowledgeRelationships

It’s What We Do.

OCA is a leading outsourced sales and marketing agency with a proven track record since 1979. As seasoned product launch specialists, we’ve introduced unbranded, emerging building products to the market and elevated the performance of established brands. Whether pioneering new entries or amplifying existing ones, we turn potential into market success.

The OCA Advantage

OCA isn’t just another group of manufacturers’ reps—we’re strategic partners who adapt and evolve with the ever-changing building industry. Through our dynamic approach and deep market insight, we consistently deliver value to both manufacturers and customers. The OCA Advantage highlights the reasons leading brands choose us to represent their products, and why customers trust us to bring them solutions worth their time.

People

Our customers choose trust, and we deliver it. They make time for partners who bring credibility, expertise, and results. That’s why our team is built from top-tier professionals—each carefully selected for their excellence in their field and market. From first contact to final delivery, we bring unmatched service and value at every stage of the sales channel.

Partnership

At OCA, we deeply value the manufacturers we represent. We understand that our customers invest their time only in partners they trust. That’s why we align ourselves with top-tier manufacturers—those who share our commitment to excellence, integrity, and innovation.

Consulting

At OCA, we start with understanding. Before we talk products, we listen—closely. Our team conducts thoughtful needs assessments with prospective partners, asking the right questions to uncover real business priorities. Then, we come prepared. By presenting multiple tailored solutions in a single meeting, we maximize your time and drive profitability from the very first conversation.

Development

OCA delivers strategic business development solutions tailored to our customers’ needs. We go beyond traditional sales by offering a full spectrum of support—from pull-through sales strategies and continuing education to hands-on product training, plant tours, field installation demos, and dedicated inside sales assistance. Every touchpoint is designed to strengthen relationships, drive growth, and deliver measurable value.

Strategic Capital Management

We reinvest in our company without incurring debt, fueling sustainable growth to better serve the evolving needs of our manufacturing partners.

Continuity and Evolution

OCA has been a trusted presence in the building industry since 1979. For over four decades, we’ve adapted to shifting market demands while maintaining the high level of service our customers and manufacturing partners rely on. Our commitment to growth, innovation, and consistency continues to define who we are.

Team & Territory

Founded in 1979 as a one-person venture, OCA has grown strategically into a nationwide presence with an expanding team. We’re dedicated to continually strengthening our sales and marketing force to better serve the evolving needs of our manufacturing partners and customers.

Our Team

Top-tier sales experts driving success in the building industry.

Territory

Nationwide manufacturer’s representative agency across the United States

Products & Services

OCA showcases a diverse portfolio of synergistic product lines, creating added value for both our manufacturing partners and the customers we serve. By offering solutions that span multiple categories, we enhance the appeal of each brand we represent—making it easier for customers to find comprehensive, compatible options through a single trusted source.

Deck & Railing

Outdoor living is on the rise—from backyard decks and waterfront docks to stylish patios and enclosed porches. OCA responds to this growing demand with a versatile lineup featuring aluminum railings, high-performance decking, durable dock boards, and innovative enclosure systems. With a broad, integrated selection, we’re the trusted partner for outdoor solutions that enhance comfort, style, and functionality in any space.

Siding & Cladding

OCA understands that curb appeal plays a vital role in boosting a home’s value. That’s why we provide an extensive range of composite siding and cladding styles and colors, complemented by precisely matched sealants and trim. This unified solution not only elevates visual impact but also adds measurable value
and market appeal for our customers.

Windows,
Doors, &
Hardware

Whether you’re opening up your space with multi-slide, bi-fold, or pivot doors, or refining your interiors with elegant stile and rail MDF doors, OCA offers tailored solutions to meet your project goals. Pair our MDF doors with pocket frame hardware to optimize room layout and make the most of every square foot.

Moisture Mitigation

OCA recognizes the rapid advancement of weatherization systems—and we’re leading the charge. Our adaptable product lineup delivers innovative, high-efficiency solutions for basement construction and radon mitigation, all backed by dependable warranties. With OCA, customers and builders gain the assurance they need to build smarter and safer.

Services

OCA strives to exceed expectations by providing exceptional support to both manufacturers and customers. OCA offers a range of educational programs, including installation clinics, product seminars, and plant tours, while supporting manufacturers through coordinated sales efforts and active participation in local, regional, and national trade shows.

Coming Soon: Spotlights

OCA plays a pivotal role in high-profile projects across the United States, partnering with influential customers who shape the industry. These collaborations showcase our strength in generating primary demand and seamlessly guiding projects through the sales channel. Strong relationships with key customers aren’t just beneficial—they’re essential to our continued success and to the success of every partner along the value chain.


OCA Social Media Feed

Stay in the loop with all things OCA—from exciting events and standout projects to team updates and behind-the-scenes moments. Follow our journey as we celebrate industry wins, showcase our people, and share the fun that fuels our success!

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Big doors, big impact!

Win-Dor Systems – High Quality Window and Door Systems' Daniel VanZile joined O'Connor & Associates, LTD's Dan Kaech, Mountain States Building Products, and PG Arnold Construction at a Lennar jobsite in Denver for a hands-on mock wall installation. Everyone saw just how simple it is to install—and how powerful the 3750 Multi-Slide door can be. When it comes to large openings, Win-Dor Systems has you covered!

#windorsystems #largeopenings #letthelightin #pgarnoldconstruction #mountainstatesbuilding #lennar #OCALtd #installationclinic
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Big doors, big impact!

Win-Dor Systems - High Quality Window and Door Systems Daniel VanZile joined OConnor & Associates, LTDs Dan Kaech, Mountain States Building Products, and PG Arnold Construction at a Lennar jobsite in Denver for a hands-on mock wall installation. Everyone saw just how simple it is to install—and how powerful the 3750 Multi-Slide door can be. When it comes to large openings, Win-Dor Systems has you covered!

#windorsystems #largeopenings #letthelightin #pgarnoldconstruction #mountainstatesbuilding #lennar #OCALtd #installationclinicImage attachmentImage attachment+2Image attachment

The OCA team just wrapped up two incredible days at the Northeastern Retail Lumber Association (NRLA) at the Mohegan Sun in Connecticut! We had a great time connecting at the booths and proudly supporting our manufacturing and distribution partners throughout the event.

#tradeshowseason #OCALtd #buildingproducts #BuildingKnowledge #buildingrelationships
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The OCA team just wrapped up two incredible days at the Northeastern Retail Lumber Association (NRLA) at the Mohegan Sun in Connecticut! We had a great time connecting at the booths and proudly supporting our manufacturing and distribution partners throughout the event.

#tradeshowseason #OCALtd #buildingproducts #BuildingKnowledge #buildingrelationshipsImage attachmentImage attachment+4Image attachment

Exciting Project in Jacksonville, FL! A major installation is underway at the Navy Air Station, featuring NewTechWood Argentinian Silver Decking paired with Westbury Riveria Aluminum Railing in a sleek Black Fine Textured finish from Digger Specialties.

Kudos to O'Connor & Associates, LTD's Melissa Matthews and Randy Freed, who spent the day on-site showcasing best installation practices. We’re looking forward to sharing the dramatic before-and-after shots soon—stay tuned for the reveal!

#diggerspecialties #NewTechWood #aluminumrailing #compositedecking #OCALtd #buildingproducts #BuildingKnowledge #buildingrelationships
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Exciting Project in Jacksonville, FL! A major installation is underway at the Navy Air Station, featuring NewTechWood Argentinian Silver Decking paired with Westbury Riveria Aluminum Railing in a sleek Black Fine Textured finish from Digger Specialties.

Kudos to OConnor & Associates, LTDs Melissa Matthews and Randy Freed, who spent the day on-site showcasing best installation practices. We’re looking forward to sharing the dramatic before-and-after shots soon—stay tuned for the reveal!

#diggerspecialties #NewTechWood #aluminumrailing #compositedecking #OCALtd #buildingproducts #BuildingKnowledge #buildingrelationshipsImage attachment

Steve Lonsway, MBA, and T.J. Greiner visited Digger Specialties for an inside look at what makes Westbury Aluminum Railing stand out as best-in-class.

Huge thanks to the Monsma Marketing Corporation dealers and their contractor partners who braved the freezing temperatures to join us on this tour. Your commitment and energy made the day a success!

#westburypro #westburyrailing #monsmamarketing #diggerspecialties #OCALtd #buildingproducts #BuildingKnowledge #buildingrelationships
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Steve Lonsway, MBA, and T.J. Greiner visited Digger Specialties for an inside look at what makes Westbury Aluminum Railing stand out as best-in-class.

Huge thanks to the Monsma Marketing Corporation dealers and their contractor partners who braved the freezing temperatures to join us on this tour. Your commitment and energy made the day a success!

#westburypro #westburyrailing #monsmamarketing #diggerspecialties #OCALtd #buildingproducts #BuildingKnowledge #buildingrelationshipsImage attachmentImage attachment

Happy Thanksgiving from O'Connor & Associates, LTD!

We’re grateful for our wonderful clients and the incredible manufacturers we’re honored to represent. Wishing you a joyful Thanksgiving filled with family, friends, and celebration.

Please note: Our offices will be closed Thursday and Friday so our team can enjoy the holiday with loved ones.

Cheers,
The OCA Team

#HappyThanksgiving #OCALtd #buildingproducts #BuildingKnowledge #buildingrelationships
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Happy Thanksgiving from OConnor & Associates, LTD!

We’re grateful for our wonderful clients and the incredible manufacturers we’re honored to represent. Wishing you a joyful Thanksgiving filled with family, friends, and celebration.

Please note: Our offices will be closed Thursday and Friday so our team can enjoy the holiday with loved ones. 

Cheers,
The OCA Team

#HappyThanksgiving #OCALtd #buildingproducts #BuildingKnowledge #buildingrelationships

Training Day at Monsma Marketing Corporation!

Yesterday, Monsma's inside and outside sales teams got hands-on experience with the Westbury Bella Cavo Horizontal Cable Railing—and discovered why it’s one of the leading choices in the market today.

Led by Randy Freed of Digger Specialties, the team learned how Bella Cavo combines all the trusted benefits of Westbury Railing with the added flexibility of 12 standard colors in this innovative horizontal cable system.

Bella Cavo is in stock now at Monsma and ready to ship, and don’t forget to ask about the Westbury Pro Rewards program!

#monsmamarketing #westburyrailing #bellacavo #horizontalcablerailing #aluminumrailing #diggerspecialties #OCALtd
See MoreSee Less

Training Day at Monsma Marketing Corporation!

Yesterday, Monsmas inside and outside sales teams got hands-on experience with the Westbury Bella Cavo Horizontal Cable Railing—and discovered why it’s one of the leading choices in the market today.

Led by Randy Freed of Digger Specialties, the team learned how Bella Cavo combines all the trusted benefits of Westbury Railing with the added flexibility of 12 standard colors in this innovative horizontal cable system.

Bella Cavo is in stock now at Monsma and ready to ship, and don’t forget to ask about the Westbury Pro Rewards program!

#monsmamarketing #westburyrailing #bellacavo #horizontalcablerailing #aluminumrailing #diggerspecialties #OCALtdImage attachment

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