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Let Us Manage Your St. Charles County Rental Property
Having a successful St. Charles County rental property requires a lot of time, effort, experience and knowledge. Let us save you that time, effort and frustration that comes with gaining that experience.
As a full service St. Charles County property management company, our team is responsible for taking care of all aspects of managing your rental(s).
How much rent can you get for your investment?
Our market analysis helps landlords and us make data-informed decisions about their rental property, including rate estimates and other information so they can invest and manage their investment property more wisely.
- Get Optimized Rental Value for Your Property
- Gain Crucial Insight into Current Market Conditions
- Determine Your Cashflow from Monthly Rental Value
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Owner or Renter?
Not Sure What You Can Charge For Your Rental?
Find Out Now With Our Free Rental Analysis Report! No Obligations, Just Free Information.

Why Hire Us Vs. Self-Managing
Maximize Your Income with Less Effort
At Turn Up Key Investments, we make your rental property more profitable by doing the heavy lifting. Many landlords believe property management adds to their costs—but in reality, our services increase your bottom line. With longer lease terms, dependable tenants, and fewer costly repairs, our clients consistently earn more and stress less.
Say Goodbye to the Day-to-Day Hassles
Managing rental property isn't just time-consuming—it can be overwhelming. From late-night maintenance calls to chasing down rent and juggling vendors, it quickly becomes a second job. Hand those tasks over to our experienced team, and regain your time, peace of mind, and weekends.
Smarter Screening = Stronger Tenants
Our proven tenant screening system uses advanced tools and thorough vetting to place the right people in your property. We dig deeper than a credit score to assess risk, reliability, and fit. With Turn Up Key Investments, you can expect fewer vacancies, fewer issues, and tenants who treat your property like home.
Free ConsultWe Handle Everything...
Marketing
At Turn Key Up Investments LLC, we know that a well-presented home attracts quality tenants quickly. That’s why we pair professional photos, compelling listings, and pricing backed by expert rental market analysis. Our tech-forward approach ensures your property appears on top platforms like Zillow and Trulia, maximizing visibility and return on investment.
Tenant Screening
Securing dependable residents is a cornerstone of our service. We conduct a comprehensive background check for every applicant, including credit history, criminal checks, income verification, and rental references, to place trustworthy tenants who will care for your property like their own.
Rent Collection
We prioritize your financial peace of mind. Through our secure online portal, tenants can pay rent conveniently and on time, helping ensure you receive consistent monthly income without having to chase down payments. Late notices and enforcement are handled professionally on your behalf.
Maintenance
A well-maintained home leads to happier tenants and lower turnover. Our responsive team handles all maintenance requests quickly through the resident portal, and we perform detailed move-in and move-out inspections to keep your property in excellent condition year-round.
Financial Reporting
Transparency and organization are key. Our easy-to-use owner portal gives you 24/7 access to monthly statements, income reports, and tax documentation. You’ll always know how your investment is performing with up-to-date financial tracking.
Eviction Protection
While we work hard to avoid evictions through rigorous screening, they occasionally happen. If a tenant must be removed, we handle the legal process efficiently and promptly, shielding you from the stress and getting your property back on the market without delay.
...So You Can Do More Of What You Love
Contact UsOur Client Reviews Speak For Themselves
St. Charles County Property Management ServicesTurn Key Up Investments LLC 515 N Warson Rd, Suite 133 St. Charles County, MO 63132 636.442.1168 stlturnkey@gmail.com St. Charles County Property Management Property Management St. Charles County Property Management, St. Charles County investment services, St. Charles County Real Estate portfolio management, St. Charles County Houses and Homes for Rent"The real estate experience with Turnkey Up exceeded my expectations and has been outstanding. The apartment was in pristine condition when I moved in. The rooms were clean, well-maintained, and tastefully decorated. The kitchen was fully equipped with modern appliances, and the bathroom was spotless. The Turnkey Up has been very responsive and helpful throughout the rental process. Any minor issues I encountered were promptly addressed, and the management team is always friendly and professional."
St. Charles County Property Management ServicesTurn Key Up Investments LLC 515 N Warson Rd, Suite 133 St. Charles County, MO 63132 636.442.1168 stlturnkey@gmail.com St. Charles County Property Management Property Management St. Charles County Property Management, St. Charles County investment services, St. Charles County Real Estate portfolio management, St. Charles County Houses and Homes for Rent"Managing my rental property was a constant struggle until I partnered with Turnkey Up. Their online portal provides easy access to financial records, and their maintenance team is highly responsive and efficient. This has significantly reduced my stress and saved me valuable time."
St. Charles County Property Management ServicesTurn Key Up Investments LLC 515 N Warson Rd, Suite 133 St. Charles County, MO 63132 636.442.1168 stlturnkey@gmail.com St. Charles County Property Management Property Management St. Charles County Property Management, St. Charles County investment services, St. Charles County Real Estate portfolio management, St. Charles County Houses and Homes for Rent"Finding reliable tenants can be challenging. Turnkey Up simplified the process for me. Their thorough screening and efficient placement helped me find qualified renters quickly. I was also impressed with their comprehensive lease agreements, which provided me with peace of mind. I highly recommend their tenant placement and lease management services."
St. Charles County Property Management ServicesTurn Key Up Investments LLC 515 N Warson Rd, Suite 133 St. Charles County, MO 63132 636.442.1168 stlturnkey@gmail.com St. Charles County Property Management Property Management St. Charles County Property Management, St. Charles County investment services, St. Charles County Real Estate portfolio management, St. Charles County Houses and Homes for Rent"Evictions can be a stressful experience. I was extremely grateful for Turnkey Up's professional and efficient handling of a recent eviction. They guided me through the legal process, providing me with peace of mind throughout."

Why Invest In St. Charles County, MO
St. Charles County is among the fastest-growing areas in Missouri, drawing families and professionals looking for more space, newer homes, and an exceptional quality of life. With its continued commercial expansion, top-performing schools, and strategic development plans, the county is a magnet for long-term renters. Subdivisions offer modern amenities, while rural outskirts present opportunities for estate-style homes and acreage rentals. For landlords and investors, the combination of rapid growth, high occupancy, and rising home values makes this a top-tier market for sustainable rental income.
Contact Us Today To Get StartedLearn More About Other Cities We Serve
- St. Louis
- St. Charles
- St. Charles City
- St. Louis County
- St. Charles County
- Warren County
- Lincoln County
- Jefferson County