Cleaning Services in Long Island
Schedule cleaning service in just three simple steps.
Let the manager know the time of day that works best for you and your cleaning schedule.
Let the manager know the time of day that works best for you and your cleaning schedule.
Now you can sit back and relax. We'll make sure your home is spotless from top to bottom.
Why 300+ Long Island Clients Choose Us Monthly
Founded in 2009 by Ukrainian educator Oksana Korposh, Cleaning Laboratory brings a unique educational approach to cleaning services. Our team includes cleaners with pedagogical and engineering backgrounds who understand the importance of systematic work and attention to detail.
We maintain 80% client retention rate because we deliver consistent results using OSHA-compliant safety protocols and detailed quality control checklists. Each cleaner receives ongoing internal training, and we provide 24-hour satisfaction guarantee with transparent pricing – no hidden fees.
- We use specialized equipment including HEPA filter vacuums that capture 99.97% of particles – ideal for Long Island families with allergies.
- Our services include post-construction cleanup, move-in/move-out cleaning, and specialized medical facility protocols for Long Island businesses.
- We participate in ‘Cleaning for Reason’ program, providing free cleaning services for Long Island residents undergoing cancer treatment.
15+ Years of Cleaning Excellence - Fully Insured & 5-Star Rated
✔ Same cleaner assigned to your home (average 5 years experience)
✔ 25 in-house cleaners trained in our ‘day and night’ simulation program
✔ Background checks + reference verification for all staff
✔ $1,000,000 liability insurance with A++ Superior rating
✔ HEPA filtration + Seventh Generation eco-certified products only
✔ We provide all necessary supplies and equipment
✔ Numerous 5-star reviews from satisfied customers
What Our Happy Customers Say
Our Services in New York City
Choose our cleaning service
for your home cleaning – it's uncomplicated, affordable, and convenient
Our skilled cleaners are trained, reliable, vetted, insured, and trustworthy.
Easily schedule using our user-friendly online system.
Our Working Process
Bedrooms & Living Areas
- 👍 Dust and sanitize all surfaces, including shelves, tables, and nightstands
- 👍 Vacuum carpets and mop floors for a fresh, clean look
- 👍 Make beds, fluff pillows, and arrange linens
- 👍 Clean mirrors and interior windows
- 👍 Disinfect high-touch areas like doorknobs and light switches
- 👍 Organize personal items to reduce clutter
Bathrooms
- 👍 Deep clean and sanitize toilet, sink, and shower area
- 👍 Scrub tiles, removing limescale and soap scum
- 👍 Polish mirrors and arrange towels neatly
- 👍 Disinfect surfaces and wipe down bathroom shelves
- 👍 Empty trash and ensure toiletries are neatly organized
Additional Services
- 👍 Cleaning inside cabinets and wardrobes
- 👍 Deep cleaning of refrigerators and ovens
- 👍 Laundry services, including washing, drying, and folding
- 👍 Interior window cleaning for added brightness
- 👍 Detailed organization of kitchen and pantry spaces
Our comprehensive 60-point checklist includes:
General Areas & Entry
- Cobwebs removed from all corners, ceilings, and light fixtures
- All horizontal and vertical surfaces dusted (tops, shelves, ledges, frames)
- Doors, door frames, and handles wiped throughout
- Light switches, outlet covers, and handrails wiped
- Window sills and tracks cleaned in all rooms
- Light fixtures and ceiling fans dusted
- All floors vacuumed, including edges and baseboards
- All hard floors mopped
- Baseboards cleaned throughout
- Reachable wall scuffs spot-cleaned where safe (no repainting)
- Adhesive and residue removed where safe without damaging surfaces
- Interior of front/entry door detailed
- Entry closet wiped: shelves, rod, and floor
- All high-touch points sanitized (handles, switches, railings)
- All trash emptied and removed from property
Kitchen
- Backsplash and countertops degreased and polished streak-free
- Sink and faucet cleaned; stainless steel and chrome polished
- Stove top and control panel cleaned
- Range hood exterior, filters, and inside degreased and cleaned
- Microwave cleaned inside and out
- Refrigerator cleaned outside (including top) and inside (shelves, bins, gaskets)
- Oven cleaned inside (racks, door glass) and outside
- Dishwasher exterior wiped; door edges and gasket cleaned
- All cabinets and drawers cleaned inside and out; crumbs and liners removed
- Appliance pulls, handles, and surrounding panels wiped
- Reachable floor and wall areas behind and under appliances cleaned
- Interior windows, sills, and tracks in kitchen cleaned
- Interior glass partitions and window panes polished streak-free
- All shelving and open storage areas dusted and wiped
- Final polish applied: counters, stainless steel, and fixtures streak-free
Bathrooms
- Toilet disinfected (bowl, rim, seat, lid, base, buttons); chrome polished
- Tub and shower cleaned: walls, door, tracks, and fixtures; soap scum removed
- Grout scrubbed where soiled; wall tiles deep-cleaned
- Sink and countertop cleaned; fixtures polished
- Mirror polished streak-free
- Vanity, medicine cabinet, and all cabinets/drawers cleaned inside and out
- Exhaust and vent fan cover wiped
- Bathroom floors vacuumed and mopped
- Interior windows and sills in bathroom cleaned
- Shower glass or tub surround detailed (mineral spots removed; polished dry)
- All high-touch points sanitized (faucet handles, flush button, hooks)
- Area behind toilet cleaned: base and wall
- Baseboards and tile edges in bathroom cleaned
- Adhesive hooks and residue removed from walls where safe
- Neutral odor check performed; unit aired out if possible
Bedrooms, Living Areas
- All surfaces in bedrooms and living areas dusted (tops, ledges, frames)
- Interior windows, sills, and tracks in all bedrooms cleaned
- Doors, handles, and switch plates in all rooms wiped
- Closets cleaned: shelves, rods, and floors; hooks and adhesive removed where safe
- Bedroom and living area floors vacuumed and mopped; baseboards edge-cleaned
- Accessible floor and wall areas behind and under movable furniture cleaned
- All surfaces, shelves, and equipment fronts in laundry and utility area dusted
- Washer and dryer exteriors wiped; dryer lint trap cleaned
- Utility sink and surrounding counters and splash area cleaned
- Air vents and grilles throughout the unit dusted and cleaned
- All cabinets, drawers, and closets confirmed empty and clean
- Stainless steel and glass polished; all counters and fixtures streak-free
- All traffic paths re-swept after any last-minute access
- Lights turned on and blinds set for showings (if requested)
- Final walkthrough completed with client or agent before departure
Why choose Cleaning Laboratory?
Cleaning Laboratory maintains a 98% first-time pass rate with 25 background-checked cleaners averaging 5 years experience each.
Here’s why we stand out:
- Speed and precision are our trademarks, guaranteeing that your space looks its best.
- Complete peace of mind with our comprehensive liability coverage.
- And if you’re not thrilled with the results, our 24-hour satisfaction guarantee has you covered.
Frequently Asked Questions
Cleaning Laboratory has been proudly serving Long Island since 2009 – that’s over 15 years of trusted service. We’ve completed 25,000+ cleaning jobs across Nassau and Suffolk Counties, maintaining strong relationships with local families and businesses throughout our years of operation.
Our 25 cleaners are all background-checked professionals with an average of 5 years experience each. Many hold educational backgrounds in pedagogy and engineering, bringing a systematic approach to every job. We maintain an 80% client retention rate because we focus on consistency and reliability rather than just one-time cleanings.
Yes, we carry $1,000,000 liability insurance with an A++ (Superior) Best Rating. This comprehensive coverage protects your Long Island property and gives you complete peace of mind during every cleaning service. We’re fully licensed and bonded for your protection.
We exclusively use safe, non-toxic products including Seventh Generation disinfectants (thymol-based), Method glass cleaners (ammonia-free), Aunt Fannie’s vinegar floor solutions, and HEPA filter vacuums that capture 99.97% of particles. All products are safe for children, pets, and family members with allergies.