---
title: "Mark Slifka — Landscape Contractors | Houzz"
canonical_html_url: https://www.houzz.com/professionals/landscape-contractors/mark-slifka-pfvwus-pf~504882768
markdown_url: https://www.houzz.com/md/professionals/pf~504882768.md
entity_type: LocalBusiness
business_name: "Mark Slifka"
category: ["Landscape Contractors"]
image: https://st.hzcdn.com/fimgs/fb1361aa0526b7ea_0813-w400-h400-b0-p0--.jpg
address: "6749 Valley Dr., Bettendorf, Iowa 52722, United States"
latitude: 41.5509
longitude: -90.4942
phone: "(563) 355-8148"
website: http://www.greenspaceassociates.com/
rating: 5
review_count: 1
followers: 49
last_updated: 2026-09-08
---

# Mark Slifka

Original Houzz profile: [Mark Slifka](https://www.houzz.com/professionals/landscape-contractors/mark-slifka-pfvwus-pf~504882768)

## Professional summary

- **Primary category:** Landscape Contractors
- **Location:** Bettendorf, IA
- **Serves:** Davenport, Bettendorf, Eldridge, Le Claire, Hampton, Park View, Princeton, Riverdale, Donahue, Panorama Park, Barstow, Carbon Cliff, Coal Valley, Colona, Cordova, East Moline, Green Rock, Milan, Moline, Oak Grove, Pleasant Valley, Port Byron, Rapids City, Rock Island, Rock Island Arsenal, Silvis
- **Houzz rating:** 5.0 out of 5 (1 review)

## About

### Houzz Badges

- Star Houzzer
- 25 Ideabook Saves

Greenspace Associates provides custom landscape design, installation, lawn care, and long term maintenance services. Our company is registered in both Iowa and Illinois to provide the highest quality service to homeowners, businesses, and municipalities in Bettendorf, Davenport, and the Quad Cities area. 

Let us create a unique landscape design and landscaping services to transform your outdoor environment and keep it beautiful for many years to come.

### Services Provided

- Landscape Maintenance
- Garden Design
- Planting
- Landscape Drainage System Installation
- Sod Installation
- Tree Planting
- Irrigation System Installation
- Drip Irrigation Installation
- Sprinkler System Installation
- Lawn Care
- Mulching
- Living Walls
- Tree Pruning
- Lawn Mowing
- Irrigation Repair
- Hedge Trimming
- Lawn Aeration
- Lawn Treatment & Fertilization
- Lawn Seeding
- Weed Control
- Dry Wells
- Irrigation & Sprinkler Repair
- Lawn Mowing Services
- Leaf Removal
- Masonry Construction & Repair
- Shrub & Tree Pruning
- Snow Removal
- Snow Removal Services
- Sprinkler Installation
- Sprinkler Repair
- Sprinkler Winterization

### Areas Served

- Davenport
- Bettendorf
- Eldridge
- Le Claire
- Hampton
- Park View
- Princeton
- Riverdale
- Donahue
- Panorama Park
- Barstow
- Carbon Cliff
- Coal Valley
- Colona
- Cordova
- East Moline
- Green Rock
- Milan
- Moline
- Oak Grove
- Pleasant Valley
- Port Byron
- Rapids City
- Rock Island
- Rock Island Arsenal
- Silvis

## Business Details

| Field | Value |
| --- | --- |
| Business Name | Mark Slifka |
| Address | 6749 Valley Dr., Bettendorf, Iowa 52722, United States |
| Phone | (563) 355-8148 |
| Website | http://www.greenspaceassociates.com/ |
| Followers on Houzz | 49 |

**Social profiles:**
- Facebook — https://www.facebook.com/GreenspaceAssociates/
- Blog — www.GreenspaceAssociates.com

## Contact

- **Houzz profile:** [Mark Slifka](https://www.houzz.com/professionals/landscape-contractors/mark-slifka-pfvwus-pf~504882768)
- **Website:** http://www.greenspaceassociates.com/
- **Phone:** (563) 355-8148

## Credentials

**Certifications & Awards**
- Unilock – Awards of Excellence Finalist, King’s Material Landscape-1st  & 3rd Place - Most Dramatic Before & After, King’s Material Landscape - 1st Place -  Outstanding Concrete Paver, King’s Material Landscape– 2nd Place - Outstanding Wall Project

## Reviews

**Overall rating: 5.0 out of 5 — 1 review**

### All 1 review

**★★★★★ — King's Material, Inc., Sept. 2016**

> We have worked with the staff at Greenspace Associates for over 15 years. We have referred them for projects from small to large, anything from brick edging to large commercial projects. Their staff is very friendly and professional, their design services are top notch and they have a reputation for quality installation. We are very pleased to have been their material supplier of choice and look forward to maintaining this relationship well into the future.

## Selected projects

- [Outdoor Living Space w/ Putting Green](https://www.houzz.com/hznb/projects/outdoor-living-space-w-putting-green-pj-vj~6992890)
  - Location: Bettendorf, IA
  - Photos: 19
- [Patio 8.26](https://www.houzz.com/hznb/projects/patio-8-26-pj-vj~1997118)
  - Location: Bettendorf, IA
  - Photos: 8
- [Patio- 8.2016](https://www.houzz.com/hznb/projects/patio-8-2016-pj-vj~1963037)
  - Location: Bettendorf, IA
  - Photos: 5
- [Fire Pits & Outdoor Living Spaces](https://www.houzz.com/hznb/projects/fire-pits-and-outdoor-living-spaces-pj-vj~1035831)
  - Location: Not specified
  - Photos: 9
- [Retaining Walls](https://www.houzz.com/hznb/projects/retaining-walls-pj-vj~1036123)
  - Location: Not specified
  - Photos: 21
- [Water Features](https://www.houzz.com/hznb/projects/water-features-pj-vj~1036108)
  - Location: Not specified
  - Photos: 7
- [Patios & Walkways](https://www.houzz.com/hznb/projects/patios-and-walkways-pj-vj~1036053)
  - Location: Not specified
  - Photos: 41

[See all 7 projects](https://www.houzz.com/professionals/landscape-contractors/mark-slifka-pfvwus-pf~504882768)

## Ideabooks

- [Landscape Project Spring 2018](https://www.houzz.com/ideabooks/107016565/list/landscape-project-spring-2018) — 2 ideas
- [Fire Pits & Patios](https://www.houzz.com/ideabooks/46900816/list/fire-pits-patios) — 9 ideas
- [Backyard Oasis](https://www.houzz.com/ideabooks/49677837/list/backyard-oasis) — 7 ideas
- [Patios & Walkways](https://www.houzz.com/ideabooks/46902403/list/patios-walkways) — 14 ideas

[See all 4 ideabooks](https://www.houzz.com/ideabooks/users/greenspaceassociates)

---

*Source: Houzz professional profile. Reflects the profile as of 2026-09-08.*