Been in business since 2024
Reliable Services Across Three Montana Counties
General Contractor, General Handyman, and Restoration
Be Certain with Sertain Construction - Where we treat everyone like family. From emergency repairs to seasonal maintenance, Sertain Construction LLC delivers quality handyman, snow removal, and property care services to residential and commercial clients across Cascade, Lewis and Clark, and Chouteau counties. Emergency calls answered 7 days a week, including holidays.

Our mission
Helping people who need it most—with skill, care, and reliability. Available for emergencies every day, including holidays.
Services
Comprehensive Property Services for Every Season
Whether you need emergency door repairs, seasonal snow removal, or ongoing lawn care, we handle it all. Our team serves both residential homes and commercial properties with the same commitment to quality and responsiveness. We answer emergency calls 7 days a week, including holidays.

General Contractor
From new builds to major renovations, we manage your construction projects from start to finish. Deck and porch construction, fencing installation, roofing repairs, and structural work—we bring expertise and reliability to every job, big or small.
General Handyman
No job is too small. Door repairs, window fixes, drywall patching, painting, carpet installation, gutter cleaning, and basic vehicle maintenance. We handle the everyday repairs and odd jobs that keep your home or business running smoothly.
Restoration
When disaster strikes, we're here to help restore your property. Emergency repairs for storm damage, broken doors and windows, water damage cleanup, and structural repairs. Available 24/7 including holidays—because emergencies don't wait.
Emergency Repairs Available 24/7
Doors, windows, drywall, and other urgent repairs—we respond right away when you need us most. Available after hours and on holidays.
Seasonal Property Care
Snow removal in winter, lawn care in summer. We keep your property safe and beautiful year-round with flexible contracts or per-visit service.
Junk Haul-Off & Outdoor Work
Deck repairs, porch builds, hauling junk, roofing repairs, and more. If it's outside or needs fixing, we've got you covered.
Benefits
Why Choose Sertain Construction LLC
We're not just another handyman service. We're your neighbors in Montana, ready to help when you can't do it yourself or need it done right.
Emergency Response—Even on Holidays
When disaster strikes, we respond immediately. Emergency repairs get priority 7 days a week, including holidays—because we know you can't wait.
Serving Three Counties
Cascade, Lewis and Clark, and Chouteau counties. We cover the territory so you don't have to search far for reliable help.
Residential & Commercial Expertise
From homeowners to business properties, we tailor our services and pricing to fit your needs and schedule.

About Us
Built on a Simple Belief: Help Those Who Need It
Sertain Construction LLC was founded to serve people who can't do the work themselves or are in genuine need. We're a small, dedicated team of two who believe in showing up, doing quality work, and treating every property like it's our own. Operating Monday through Friday from 7 a.m. to 5 p.m.—with emergency availability after hours and on holidays—we're here when you need us most.
Contact Us
Ready to get started or need emergency help? Reach out today. We proudly serve communities across Cascade, Chouteau, and Lewis and Clark counties with fast, reliable service.
Hours of Operation
Monday - Friday: 7:00 AM - 5:00 PM
Emergency calls: After hours & holidays (7 days a week)
Direct Lines (in order)
Owner
General inquiries, emergency repairs, and escalations
406-899-3408Sertainconstruction@gmail.comPO Box 1371, Fort Benton, Montana
Project Manager / Accounting & Billing
Estimates, invoices, scheduling, billing questions, and booking for projects
406-217-4098PO Box 1371, Fort Benton, Montana
Assistant Project Manager
Estimate follow-ups, appointment confirmations, and general support
406-564-2517PO Box 1371, Fort Benton, Montana
On-site Coordinator
Day-of job coordination and on-site questions
+1 (406) 564-3773PO Box 1371, Fort Benton, Montana
Send a message
FAQ
Here are answers to the most common questions we get from residential and commercial clients.
• 24 hour repairs - Emergency response available after hours and on holidays for urgent issues • Doors repairs - Installation, repairs, and replacements for all door types • Drywall repairs - Patching, repairs, and full installation services • Painting - Interior and exterior painting for homes and businesses • Carpet Install - Professional carpet installation and replacement • Basic vehicle maintainence - Oil changes, tire rotations, and routine maintenance • Porch and deck build/repair - New builds, repairs, refinishing, and structural work • Outside work/Hauling junk - Debris removal, property cleanup, and junk haul-off • Gutter cleaning - Seasonal gutter cleaning and maintenance to prevent water damage • Installing fencing - Fence installation and repairs for residential and commercial properties • Snow removal & plowing - Seasonal contracts and per-visit snow clearing services • Lawn care & maintenance - Mowing, trimming, and year-round property upkeep • Roofing repairs - Shingle replacement, leak fixes, and general roof maintenance • Asphalt repairs/cracks and potholes - Driveway and parking lot pothole filling and crack sealing
We serve three Montana counties with full service coverage: Cascade County: Great Falls, Belt, Cascade, Neilhart, Fort Shaw, Monarch, Riceville, Sand Coulee, Simms, Stockett, Sun Prairie, Sun River, Ulm, Vaughn Chouteau County: Fort Benton, Big Sandy, Geraldine, Boneau, Carter, Floweree, Highwood, Loma, Square Butte, Brady, Shonkin Lewis and Clark County: Helena, Augusta, Craig, Lincoln, Marysville, Rimini, Unionville, Wolf Creek, York For large jobs, we also service areas outside our primary coverage including Denton, Chinook, Hingham, Kalispell, and Glendive.
Yes. We respond right away to emergency repair calls 7 days a week, including holidays. If you have a door, window, or other urgent issue, contact us immediately at 406-899-3408—we're here when you need us most.
Commercial rates are typically $80–$100/hour due to larger properties and scheduling demands. Residential service is $60/hour. We also offer seasonal contracts for snow removal and monthly retainers for ongoing maintenance. Call 406-217-4098 for scheduling and estimates.
We respond immediately to emergency repair calls. When you contact us for urgent issues like broken doors, windows, or other critical repairs, we prioritize your call and get to you as fast as possible—even after hours and on holidays. Call 406-899-3408 for emergency service.
Yes! We offer flexible seasonal contracts for both snow removal and lawn care. Snow removal contracts typically range from $500–$800 per property for the season, and we also offer per-visit pricing. For lawn care, we provide monthly maintenance packages from $200–$600 depending on property size and services needed. Contracts ensure priority service and consistent care throughout the season.
Yes, Sertain Construction LLC is fully licensed and insured to protect both our team and your property. We carry comprehensive liability insurance for all residential and commercial work. You can have peace of mind knowing you're working with a professional, responsible service provider.
We bring all necessary equipment and tools for the job. We rent specialized equipment as needed for each specific project. However, clients are responsible for providing all materials required for the work (such as lumber, paint, roofing supplies, drywall, etc.). We'll provide you with a detailed materials list during your estimate so you know exactly what to purchase.
Getting started is easy! Call us at 406-217-4098 for scheduling and estimates, or 406-899-3408 for general inquiries. We'll discuss your project needs, provide a clear quote, and schedule a time that works for you. For emergencies, call immediately and we'll respond right away.
Yes. All projects require a signed contract before work begins. You'll receive an Independent Contractor Agreement via email that outlines scope of work, payment terms, timeline, materials responsibilities, insurance coverage, and termination conditions. You must review, sign, and return the contract before we start. By signing, you agree to the hourly rates and fees included in your estimate. No exceptions. This protects both you and us.
We're a small, dedicated team of two who treat every property like our own. We focus on helping people who genuinely need assistance—whether you can't do the work yourself or need urgent help. We're available 7 days a week for emergencies, including holidays, and we serve both residential and commercial clients with the same level of care and professionalism. We're your neighbors in Montana, not a faceless corporation.
Absolutely! We handle projects of all sizes, from small repairs like fixing a door hinge or patching drywall to larger projects like deck construction, full room painting, or extensive roofing repairs. No job is too small or too big. We'll assess your needs and provide an honest estimate regardless of project size.
Yes! We provide basic vehicle maintenance services including oil changes, tire rotations, and routine maintenance. This is especially convenient for clients who need help with tasks they can't do themselves. Call us to discuss your vehicle maintenance needs and we'll let you know if we can help.
Project timelines vary based on the scope of work. Small repairs like door fixes or drywall patches can often be completed in a few hours to a day. Larger projects like deck builds, extensive painting, or major repairs may take several days to a week or more. During your estimate, we'll provide a realistic timeline so you know what to expect. For emergencies, we prioritize getting you back to normal as quickly as possible.
Yes, we stand behind our work. If you're not satisfied with any aspect of our service, let us know right away and we'll make it right. Our reputation is built on quality workmanship and customer satisfaction. We're a small local business that depends on happy customers and referrals, so your satisfaction is our top priority.
Yes, we accept cash, checks, debit cards, and credit cards for your convenience. Payment terms will be discussed during your estimate. For larger projects, we may require a deposit to secure materials, with the balance due upon completion. For seasonal contracts and retainers, we can set up convenient payment schedules.
Yes! We're happy to provide references from satisfied residential and commercial clients throughout Cascade, Lewis and Clark, and Chouteau counties. We've built our reputation on quality work and reliable service, and our customers are our best advocates. Just ask when you call for your estimate.
No problem! We understand that plans change and weather can be unpredictable, especially in Montana. If you need to reschedule, just give us a call as soon as possible. For non-emergency appointments, we appreciate at least 24 hours notice when possible. For seasonal contracts, we work with you to adjust schedules as needed. Your flexibility helps us serve all our clients better.
Absolutely. We treat every property with respect, whether it's your home or business. We clean up our work area at the end of each day, remove debris, and leave the site tidy. For junk haul-off services, we handle all the cleanup and disposal. Our goal is to leave your property looking better than when we arrived.
Yes, we offer free estimates for all services. Call us at 406-217-4098 and we'll discuss your project, answer your questions, and provide a clear, honest quote. For larger projects, we may schedule an on-site visit to assess the work and give you the most accurate estimate. There's no obligation and no pressure.
Most of our work doesn't require permits, but for larger projects like deck construction, major structural repairs, or certain roofing work, permits may be required by your local jurisdiction. We'll let you know during the estimate if permits are needed. While we don't handle the permit process directly, we can guide you on what's required and help you understand the steps.
We primarily focus on helping people who can't do the work themselves or need professional assistance. However, if you have a specific project where you'd like to be involved or learn, we're happy to discuss it. Our goal is always to deliver quality results efficiently, so we'll work with you to find the best approach for your situation.
Yes, we can work with your insurance company for covered repairs, especially for emergency situations like storm damage, broken doors, or other urgent issues. We'll provide detailed documentation and estimates that you can submit to your insurance provider. Keep in mind that you're responsible for your deductible and any costs not covered by insurance.
