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Business Details
50+ Years
experience
Your Trusted Construction Partner in Corvallis, OR
Bob Grant Construction has been a trusted name in the construction industry since 1970, delivering quality-driven projects across the Willamette Valley and Pacific Northwest. Founded by Bob Grant Sr., our legacy of craftsmanship and integrity continued under Bob Grant Jr. and now John Slingluff Sr., who acquired the company in 2016 while preserving its core values. We specialize in construction management and general contracting, prioritizing a balanced approach to cost, schedule, and budget to meet client needs. Our team combines decades of hands-on experience with innovative solutions, ensuring every project reflects our commitment to excellence. We serve residential, commercial, and industrial clients, offering services ranging from custom home building to historical restorations.

Our mission remains rooted in professionalism, honesty, and community stewardship, fostering long-term relationships with clients and partners. With a focus on transparency and client communication, we ensure seamless project execution from concept to completion. Recognized for our reliability and expertise, we continue to uphold the standards that have defined our reputation for over 50 years. Our dedication to quality employment opportunities ensures our team remains passionate and skilled. Let us bring your vision to life with the same dedication that has made us a regional leader.
Services
Custom Homes Historical Restorations Commercial Construction Multi-Family Homes Property Maintenance
Details
  • Year established: 1970
Highlights and features
  • We offer over 50 years of construction expertise in the Pacific Northwest.
  • Our client-focused approach ensures tailored solutions for every project.
  • We provide comprehensive services from custom homes to commercial construction.
  • Our team maintains a legacy of integrity and community stewardship.
  • We combine hands-on experience with innovative project management techniques.
Associations and certifications
  • Oregon Construction Contractors Board (CCB)
What people say
Exceeded expectations Great communication Highly recommend Value-conscious Skilled team
Services
Custom Homes
Crafting personalized residences tailored to client lifestyles. Our custom home services blend innovation with craftsmanship, ensuring every detail reflects your vision. With over five decades of experience, we deliver high-quality, sustainable homes that exceed expectations while maintaining strict adherence to timelines and budgets.
Commercial Construction
Delivering scalable commercial projects from 1,000 to 100,000 square feet. We specialize in tenant improvements, retail spaces, and medical facilities, prioritizing timely completion and cost efficiency. Our team collaborates with national brands and local businesses to create functional, code-compliant environments that support operational success.
Historical Restorations
Preserving architectural legacy through meticulous historical restoration. We maintain original design integrity while integrating modern functionality, working closely with preservation boards and stakeholders. Our expertise ensures compliance with historical standards while delivering durable, aesthetically accurate results.
Property Maintenance
Comprehensive maintenance solutions for residential and commercial properties. Services include seasonal inspections, deferred maintenance planning, and emergency repairs for HVAC, plumbing, and structural elements. We provide detailed cost breakdowns to help clients budget effectively while protecting their investments.
Multi-Family Homes
Constructing cost-effective multi-family housing solutions including duplexes and apartment complexes. We focus on maximizing returns through efficient design and material selection while adhering to zoning regulations. Our process ensures minimal disruption to surrounding communities during construction phases.
Questions
What types of construction projects do you specialize in?
We specialize in custom homes, commercial buildings, multi-family housing, historical restorations, and property maintenance across the Pacific Northwest.
How does your construction process work?
Our process includes initial consultation, design collaboration, pre-construction planning, and transparent project management with regular client updates throughout execution.
Do you work outside the Willamette Valley?
While based in Corvallis, we serve the broader Pacific Northwest region including Oregon, Washington, and Northern California.
What sets your company apart from other contractors?
Our 50+ year legacy combines proven expertise with personalized service, maintaining family-owned values while employing modern construction methodologies.
Are you licensed and insured for construction projects?
Yes, we hold Oregon Construction Contractors Board license #29318 and maintain full insurance coverage for all project types.
Reviews (2)
Kat
Aug 24, 2021 Report
I cannot say enough amazing things about this company. Their professionalism is nothing I have ever experienced before, and their time and devotion to our project has meant the world to us as we began our journey creating a custom home with them. I obviously can't speak for some of the users with negative reviews, but I cannot imagine that ever happening at Bob Grant. We are a young couple looking to build a high end home and no other contracting company took us seriously. John, himself, looked at our request and personally came over to our property to meet us and scope out what we were looking
Catherine Fisher
May 15, 2021 Report
Positive:Professionalism,Quality,Responsiveness,Value
The folks at Bob Grant Construction are honest, thorough, transparent, helpful, and knowledgable. I have highly enjoyed working with Bob Grant Construction on a project for a local non-profit. I look forward to working with this awesome company again - they definitely have my business from here on out!