Room Additions

At Truemark Construction, we specialize in designing and building high-quality room additions that feel like a natural extension of your home. Whether you’re planning for a growing family, welcoming aging loved ones, or simply need more space to live and work comfortably, our team is here to make the process clear, smooth, and enjoyable.

Every addition starts with a conversation. Our designers and general contractors work closely with you to understand your goals and develop a tailored solution that meets your needs, complements your existing structure, and fits your budget. From new bedrooms and in-law suites to expanded offices or bonus rooms, we deliver results that enhance both your space and lifestyle.

Homeowners across the Tulsa area trust Truemark to guide them through every phase of the project — from initial design and permitting to construction and final clean-up. We manage all the details so you can focus on what matters most: enjoying your new space.

Truemark Construction has earned a reputation across Tulsa for building beautiful, well-crafted room additions that seamlessly blend with the original structure of the home. Backed by a team of experienced professionals, we offer a wide range of solutions to help homeowners expand their space with purpose and style.

Whether you're looking to enhance your home’s functionality, accommodate a growing family, or boost property value, we tailor every addition to your specific needs.

• Master Bedroom Suites
• Children’s Playrooms
• In-Law Apartments
• Second-Story Room Additions
• Media & Entertainment Rooms
• Sunrooms
• Man Caves
• Basement Conversions
• Family Rooms
• Garage Apartments
   

Every home is different, and so is every room addition project. That’s why we prioritize clear communication and close coordination from start to finish. From design and permitting to final walk-through, Truemark Construction ensures your addition is completed on time, on budget, and with expert attention to detail.

If you're considering adding a new room to your home, we're here to help you expand with confidence. Let Truemark bring your vision to life.