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Certified Aquascape Contractor Nevada A24 license #0092269

Reno & Sparks · 775.343.5644 · pondsbymay@gmail.com

Ponds By May · Reno & Sparks, Nevada

Water gardens & ponds at their finest.

Koi ponds, waterfalls and water features: designed, built and cared for by Nevada’s only A24-licensed contractor that builds ponds and water features exclusively.

  • Nevada A24 license #0092269
  • Certified Aquascape Contractor
  • Aquascape Rookie of the Year 2025

Simply the best

The only pond builder in Nevada that builds only ponds.

Other companies hold Nevada’s A24 license (not many). None of them build ponds exclusively. We do, and we’re officially certified through the state of Nevada and through Aquascape.

State of Nevada

#0092269

A24

Fountains & other water features

Our contractor’s license: the classification for ponds, fountains and water features.

Certified Aquascape Contractor badge

Certified Aquascape Contractor

Trained and certified by Aquascape to build ecosystem ponds, Pondless® waterfalls and water features.

Aquascape Rookie of the Year 2025 award badge

Rookie of the Year, 2025

Aquascape’s Rookie of the Year award for 2025.

What we do

From the first shovel to the fall clean-out.

We specialize in ponds, koi ponds, water gardens, Pondless® waterfalls and water features, and we take care of the yard around them.

Two navy Adirondack chairs facing a finished backyard pond with a boulder edge and water plants

Build

Ponds & water features

Koi ponds, water gardens, Pondless® waterfalls, streams and bubbling urns.

A Ponds By May technician in waders working on a boulder-edged pond

Care

Maintenance & clean-outs

Weekly, monthly or twice a year: clear water, clean filters, healthy fish.

Rescued koi swimming in a blue stock tank at the Ponds By May fish facility

Rescue

Fish rescue & adoption

We rescue, medicate and rehome pond fish, and match rescued fish to new ponds.

A freshly mowed lawn with neat stripes in front of a house

Yard

Lawn, landscape & snow

Mowing, edging, clean-ups and trimming, plus residential snow removal in winter.

How a build goes

Bob’s waterfall: about three days, start to finish.

“One day to prepare and lay out the site, another to have water flowing, and a quick return for fine-tuning.” Bigger projects take longer; you’ll get a straight timeline with your free quote.

How we build a pond

A pond liner laid in a freshly dug pond with stones being set around the edge
liner in, rocks going on
Boulders set along a new stream bed during a pond build
setting the stream
A rock waterfall spilling down several ledges into a pool
water flowing

Day1

Lay it out & dig

We mark the shape, check the view from the house, and dig.

Day2

Water flowing

Liner, rock, plumbing and plants go in, and the waterfall starts running.

Then+1

Fine-tuning

A quick return visit to adjust the rocks and the flow until it sounds right.

After dark

Flip the switch.

Underwater and landscape lights turn a pond into the best seat in the yard after sunset. Low-voltage LEDs on a photocell timer, so the show starts on its own at dusk.

A koi pond at night, lit from below by underwater lights that glow gold across the stones

Our work

Ponds we’ve built & cared for

Two navy Adirondack chairs facing a finished backyard pond with a boulder edge and water plantsThree stacked-slate urn fountains glowing with landscape lights at dusk in front of a brick houseA large garden pond with a gazebo, lush plants and a heron statueA soft waterfall tumbling between large boulders into a pondLily pads and a pink water lily on a clear pond with a bubbling fountainKoi swimming under lily pads and white water liliesRed flowers planted between boulders beside a small waterfallA clear raised koi pond edged with river rock beside a paver patioA rock stream bed with flowering plants along a side yardA round pond edged in river rock under a pergola

See the whole gallery

Right now in Reno · October

Fall: beat the leaves

  • Net the pond before the leaves drop. It’s the easiest clean-out you’ll ever skip.
  • Switch to cold-water bacteria as the nights get colder.
  • Cut back water plants and empty the skimmer often.
  • Feed less as the water cools, and stop below about 50°F.

Client love

Twice the job in half the time.

★★★★★

Justin is really an artist! I had no idea there was so much to consider when planning and laying out a water feature. His experience over the years was evident when all the pieces started transforming into a beautiful calming focal point in our backyard. About 3 days start to finish, one day to prepare and layout the site, another to have water flowing, and a quick return for fine tuning. I highly recommend him for your water feature, large or small.

~ Bob Williams

★★★★★

Ponds by May is amazing!!! They did twice the job in half the time of other pond companies I’ve used. Quality work at an affordable price.

~ Skip Gillette

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Justin of Ponds By May giving a thumbs-up beside three finished urn fountains
Justin with a finished urn fountain
Four members of the Ponds By May crew in matching navy hoodies in front of a waterfall
the crew

Meet the pond fish man

Justin May builds them himself.

Ponds By May is Justin May’s company. He lays out every water feature on site and builds it by hand: the rockwork, the falls, the lights, the plants.

Customers notice. “Justin is really an artist,” Bob Williams wrote after his backyard waterfall went in. On bigger jobs the whole crew pitches in; that’s them in the matching hoodies.

Aquascape Rookie of the Year 2025

Aquascape Rookie of the Year, 2025. Recognized by Aquascape in his first years as a Certified Aquascape Contractor.

Planning a pond?

Two handy tools before you call.

Pond planner

Work out your pond’s gallons, the liner size you need, and the pump that will move it. Takes ten seconds.

Open the planner

How an ecosystem pond works

Skimmer, pump, BioFalls® filter, rocks, plants and fish: tap through the diagram and see how clear water happens.

See the diagram

The pond supply shop

The same Aquascape pumps, filters, liner and water care we install, shipped by USPS or ready for pickup in Reno.

Visit the shop

Free quotes · Reno & Sparks

Let’s build something you’ll want to sit beside.

Tell us about your yard, your pond or your fish. We’ll come out, take a look, and give you a straight answer and a free quote.

775.343.5644